ML17139A608

PA Power & Light Co Susquehanna Unit 1 Preservice Exam Final Rept.

ML17139A608
Person / Time
Site:	Susquehanna
Issue date:	04/02/1982
From:	FORSYTHE F F, MILLER W F, RECZEK E GENERAL ELECTRIC CO.
To:
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ML17139A609	List: ML17139A608 ML18017A186
References
NUDOCS 8204080514
Download: ML17139A608 (625)

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ANYT!NK-.'HYWHEREINSTAllAIION4SNVICSSNOINTSSINODIVISIONCONTROLLEDCOPYNUMBER113PBE~26lICEEXRNZNRTIGNOF'llSAOHLct'0OOETIOiQ)TAOlflCD&ClmA04OES-'ubaEGL,IREACXORPRESSUREVESSEENATIONALBQMDNUMBER3686SUSQUEZANNKK3RMEL'ECXRIC8EKXGNUNIT41CGNTRACTNUME&'856M-166Prepared~caM~~~Laugd~JJ~0OO~~~~0~\~~~e~~oVe~~~~o~~~yo.iGENERAL!ELECTRIC

SERVICEANYTINK-.ANYWHEREINSTALLATION4SERVICEfNOINCEIIIH4OIVISIONSUSQUEHANNAUNIT81FINALREPORTCONTENTSINTRODUCTIONSCOPEWITHWELDLOCATIONDRAWINGDETAILEDSUMMARYOFEXAMINATIONSBYCODECATEGORYPAGESIL1-II.10III.1-III.98V.A.MANUALB.REMOTEAUTOMATICREPORTS,EXCLUSIONCRITERIA,ETC.DATAPLOTSANDEVALUATIONSFORSECTIONXIRECORDABLE(50%DAC)INDICATIONSIV.1-IV.105V.1-V.121EQUIPMENTLISTPROCEDURELISTPERSONNELLISTVI.1-VI.4VII.l-VII.2VIII.1-VIII.4GENERALELECTRIC k0',

SERVICEANYTIEEK...ANYWHEREINSTAllATIONASSAVICSSNGINITRINGOIVISIONSECTIONI.INTRODUCTIONThisreportcontainstheresultsofthepre-serviceexaminationoftheSusquehannaSteamElectricStationUnitNumber1ReactorPressureVessel;NationalBoardNo.3686.TheexaminationswereperformedinaccordancewiththerequirementsoftheASMEBoilerandPressureVesselCode,SectionXI,1974EditionincludingtheWinter1975Addendum.TheCodeCategoriesexaminedwereBA,BD,BE,BF,BG-l,BH,BI-1,BN-1,BN-2,BO,andBP.RemoteautomaticultrasonicexaminationswereperformedonallaccessibleportionsofthereactorvesselandnozzleweldsasdetailedinSectionsIIandIIIofthisreport.Manualvolumetric(ultrasonic),surface(penetrantandmagneticparticle),andvisualexaminationswereperformedontheremainingportionsofthereactorvessel,nozzlewelds,includingsafeends,andothercomponentsasdetailedinSectionsIIandIII.ManualultrasonicandpenetrantexaminationswereperformedonthesixFeedwaternozzleinnerradii.A.penetrantexaminationwasperformedontheCRDReturnNozzleinnerradius.TheseexaminationswereperformedinaccordancewiththerequirementsofNUREG-0619.Allexaminationdataandcalibrationsheets,dataplots,personnelcertifications,equipment,andmaterialcertifications;procedures,anddrawingsareonfileattheSusquehannaSteamElectricStationUnitItl.GENERALELECTRIC 0

SEAVTCEANYTIINS-.ANYWNERSINSSALLASIONASLAVICESNOINNRINOOIVISIONSECTIONII.SCOPE1.ManualExaminationsPre>>serviceexaminationswereperformedonthefollowingweldsandcomponents,listedaccordingtocodecategory.TheseitemswillbemanuallyexaminedduringfutureIn-ServiceInspections.Adetailedsummaryofeachitemexamined,theexaminationmethod,andtheresultsarelistedinSectionIII.1.1CateorB-A-Pressure-RetainingWeldsinReactorVessel1.1.1CircumferentialWelds,AAAG1.1.2LonitudinalWeldsIBABBBCBKBMBNBPDADBDCDDDEDFDJDKDMDNDPDRDGDH1.2CateorB-D-FullPenetrationWeldsofNozzlesinVessels1.2.1NozzletoVesselWeldsN6AN8AN6BN8BN7N9AGENERALELECTRIC lo, SERVICEANYTIME...ANYWHEREINSEAHA'SIONASERVICEENOINEERINODIVISION1.2.2NozzleInnerRadiusNlAN1BN2AN2BN2CN2DN2EN2FN2GN2HN2JN2KN3AN3BN3CN3D*N4A*N4B*N4C*N4D*N4E*N4FN5ANSBN6AN6BN7AN8AN8B**N9A*SixFeedwaterNozzleinnerradiiexaminedinaccordancewiththerequirementsofNUREG-0619.**Surfaceexamination(P.T.)alsoperformedontheCRDReturnNozzleinnerradiusinaccordancewiththerequirementsofNUREG-0619.1.3CategorB-E-Pressure-RetainingPartialPenetrationWeldsinVesselsN10-CoreDifferentialPressureandLiquidControlNozzleNllA6B-InstrumentNozzlesN12A6B-InstrumentNozzlesN13N15-FlangeSealLeakDetectorNozzleonVesselFlange-R.P.V.BottomHeadDrainNozzleN16A&B-InstrumentationNozzles185-ControlRodDrivePenetrations55-In-CorePenetrationsGENERALELECTRICII.2 SERVICEANYTIMf-.ANYWHEREINSTAuATIONASNVI<jINOINMAINODIVI5ION1.4CategorB-F-Pressure-RetainingDissimilarMetalWeldsNlA&B-=RecirculationOutletN2AthruK-RecirculationInletN3AthruD-MainSteamOutletN4AthruF-FeedwaterInletN5A&B-CoreSprayInletN6A&B.-HeadInstrumentN7-HeadVentNSA&B-JetPumpInstrumentationN9-CRDReturnCap1.5CategorB-G-1-Pressure-RetainingBolting,2InchesandlargerinDiameterStudsS/N1thru76RNutsS/N1thru76WashersS/N1thru76FlangeLigamentsThreadedHolesinVesselFlange1.6CategorB-H-WeldedVesselSuportSkirtWeldCG1.7CategorB-I-1-InteriorCladSurfacesofReactorVesselsSix(6)claddingpatchesonR.P.V.Wall1.8CategorB-N-1-InteriorofReactorVesselsAreasAboveandBelowtheReactorCoreJetPumpInstrumentationandSupportWeldsJetPumpandShroudAnnulusTopGuideAssemblyFuelCellComponentsCoreSupportPlateIncoreandCRDAssemblyShroudWeldGENERALELECTRICII.3

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SERVICEANYTIMf-.ANYWHfRfINSTALLATIONASILVICSSNGINLLLINOOIVISIONCoreSprayHeader,SpargerFeedwaterSpargerAssemblySteamDryer,Shroud,andSeparator1.9CategorB-N-2-IntegrallWeldedCoreSupportStructuresandInternalAttachmentstoReactorVesselsCoreSupportWeldFeedwaterBracketsCoreSprayBracketsJetPumpRiserSupportPadsGuideRodBracketsSteamDryerSupportBracketsDryerSupportHoldDownBracketsSurveillanceSpecimenBracketsEncoreHousingandStubTubetoR.P.V.Welds1.10CategorB-0-Pressure-RetaininWeldsinControlRodDriveHousingsExcludedfromexaminationbaseduponplantmake-upcapacity,andincludedincategoryB-P1.11CategorB-P-ComponentsExemptedfromExaminationbIWB-12202.RemoteAutomaticUltrasonicExaminationsPre-serviceexaminationswereperformedonthefollowingreactorvesselwelds.TheseweldswillbeautomaticallyexaminedduringfutureIn-ServiceInspections.Adetailedsummaryofeachitemexamined,theexaminationmethod,andtheresultsarelistedinSectionIII.2.1CategorB-A-Pressure-RetainingWeldsinVessels2'.1CircumferentialWeldsAA(Top)ABACAD(Bottom)GENERALELECTRICII.4 0,'

SERVICEANYTIME...ANYWHEREINSTAIIASION4SSRVICffNOINNRINODIVISION2.1.2LongitudinalWeldsBABBBCBDBEBFBGBHBJ2.2CategorB-D-FullPenetrationWeldsofNozzlesinVesselsN1A&BNlAthruKN3AthruDN4AthruFN5A&BGENERALELECTRICII.5

'l Ioe'atOOIO-89/-09Ir>>o>>>>nCFFUT0FRSC.ICOSa<<URICCI6,~I>>ora>>r<<>>>>Ic<>>>III3HAI'Aa!IILTSSOIHTCeaaal1o!C!I!TOUAIII2FOCLOA!'IS>>IA2o\hQjgjR4I,jLjCTRICIGO-76B-OIOOIITLCCVe>>Caela8WELDIDENTIFICATION(RPV)IHASTHADEFORSUSDUEHAHMAISOO150>>Ftoe$060OeSSOXOtloe~JJ.~~>>IR"~l..~JSEESHEETS6$42.V2H38H3A4yl>>AFAD2402,86ICIO-ICS>>.IO6ylq4.V2lN30LI2SPIHO.0I/4SL.T4SIACIISTD.NILSISIDEIII/ENDOR'8DRAFTINGREVIEWIKAv<<!O.~rv<<~.0wvvae5>>careI>>a>>e<<o.R>>oe<<rv<<ve.0wva>>oeracoolols<<aeruaarIsa>>r<<~>>eOIV>>eI>>a>>e<<S<<RIO,I>>OIV<<VO~Ioovvoe.~0llolAs<<<<ac~a<<lo>>eaovv>>e.50Aooaoaasolaoo>>>>oetaaal.our<<<<ve.ovolaI>>>>va'ooaa>>olaaa>>al>>>>oavIIV>>Ia>>IVRV>><<O<<ISIsola>>IVO>>aa<<>>OIa'$$N4C0N9~IIQN480NSA<<ItSR~yl>>0N4AltI/20N4FNSBN4EN4D6-1/4IacvlcarcDccL>>IA10$IIO1166STO.Ho.'IofSTO.HILS(SIDE2)~V+DAIL~Z.caalcl$$42$$024-VCIIl$22CERTIFIEOCORRECtFCR.424600-0'0ltSP0ItSF$y46V2$$02000260~000SUSOUEHANNASTEAMELECTRICSTATIONUNITIPPe!LCD.CONTRACT8866-M-I66SXAC."'.-IOATE6/tlatTo0Dul>>vuoHDII4MOCTONOIIVODTCoiCuOi".iu>>tue5uUDzls4~<<uao241ISOIto$0>>.60IIIIIIIIIIIIIIIIIIIIIIIIIIIo$$'lSOSSOOUTSIDEVIEW6L0IRCI)raCatlo24042!0>>aJMOTE<<1.SEESHEET2fORAZI!CUTHOELEVATIOIITASLESt.SEEISE&AIS2$FOR!CELOLOCATIOHOEtAR.S88@-grg-a(/)-ZS<<'SmfCI.SIC'15.Rllel'4li>>Sr>>f15ICI>>rto4live.Hllell>>O6>>a>>ACIOCA>>grllYavafr>>>>a~I>>~Vesselh0>>tule'oII~FRIHTSTORWHAOLEAFRILIIISTTI'IIEASEHSOvoeoI6O76BOIpp/~oc>>>>>>ce>>lo>>

~'0 fIll<<IaeISDQOI.O-agC-QglAPPLCfoPRECTICfSSIIRFACIS~ac~Hcsoeeewo<<teoeec~Icseesale'ees'~acts~oNA'NANAUNLESSOTHERWISESPTCIRIOOSETHEFotfoetccs>>IElICENERALONELECTRIC160-76B-01QQTnlfcoecoaoeccs3as>>a2SELPIDENTIFICATION(RPV)EIRS'IstofFCOBUSOUHAANOllLEN]AN]BN2Ak28N2CN20N2EN2F,K26N2HN2Jklr.N3AN38N3CN30H4AN48KICN40K4EH4FN5ANSBIIBAk88N9AAl]RUTH04180430460490412041504210424042704300433047241084252o288430490415042104270o330o604300o10542854146oNnllLELOCATIIRELEVATION]3'-SIE]3'-SIT"15'-I15'-I15'-I'5'-I'5'-I15'-1>>]5'-1>>15'-]'5'-1>>15I54'-IOI.54'-]0'4]OI54'-10';4]'-6Io41'-6I,41'-6II4~~6~4]'-6II41$-6IE'0'-4IE40'-4IE'2'-8"12'-837'-4II"CESCRIPTIOHRec]rc.OIItlctReclrc.Out]etRec]rc.Inleta>>HainStean~~a>>FcctacaterCoreSpray~aCRORetarn<<LVIE<<tC5L4~AJoaRo.Sass~I~EHTELVEIIOOA'8DRAWINGREVIEW~gAooe<<o<<IILtacev>>tee>>.50As>>to<<e5<<<<4aa>>~o.>>so.>><<esec<<4.0Aevvee~cootIt>>seewaecaoeoes<<4>>AI<<scOKwsa<<Ieocaceeo~IIove<<e.0Htt>>eve<<4-cvsecceeo<<a<<eat.50Aev<<4>><<tsee>>eocsto1<<levote<<L~~I<<oe<<Ieeetcsee<<<<>>oe<<No<<eeace<<es<<ece<<aatee>>Hcvvetoesv.BA88BC50I!EDRo8-DIDVI~LHEP3]74774On~]ala'n~ESSO1054252404120o240o34541654130431041.II222334455CIRCWFEREtsi]ALIILLOLOCATIOtlNnAAABACAOAEAF]0'-6~"2]'-]]It33'-4I,>>44'-9IS"Sl',-ll'9-719/32>>VER.ICI'IHFI."":IvATIOIIHOREEOISTAIBUTIGNNo.TEvtaooaCLIENTICeOIELDOE.CIVHELECT,~LT.DEE.SECH.COI%.EVE.A>>CH~v>>CNEEKD.NCCKCTCCHED.ETAOTAI~ate>>ADatCHTELSAHFRANCISCO0ZRZOCI'eOCERTIFIEOCORRECTfORSUSQUEHANNASTEAMELECTRICSTATIONUNITIPpaLCcoCONTRACT8836-Ml66RETISOHSPRINTSTOR>>IV/r.lM(Fe~OATE:v/f'f.1IP/CS~/6-N3R~4oeoeacatoIa>>IK<<>>AAj.iRW.NAo.IOI976~:v~XtssEN6016O76BQ1QQ'ls~a>>4.

0 9INI"IdIt>>r<<0IkoOOIO-891-Q9IAPPLIEDPRACTICESSURFACESOllotkn4<<K<<ko04(<<<<ovtttprctUIRESSOIHTRW:SESPICIFIEOUSETHEroltnWINGw<<pCEIIERALQElEGIscIQQ-76g-QIQOTITLE~oeooOk<IF>>tkv6WELDIDENTIFIC'TIQII(RP')J')FIRSTHADEroaSUSOUEHANNATYPICALVERTICALSEANwFXSTANCEBETWEENLASTIIARKANDNEXTCOURSE2(NVNSERSASNOTEDAT52ISPACING,IIZOFFRIGHTEDGEOFWELD)IOko'I0-I'TII-I/2SPACSIG2OutSIDEWELDQIII'tYPICAI.NOZZLETSEETlSLEFO'Is<DIVIOUALDATA)DIS)RIBUTIOR1)RadiographicNarks3/Gstaspsandcentcrpunchrlsnotedint)rpfcaoutsidevfevs1)0RadiographicNarkisa.Ooasinuthandnushersincreasefncounterclockvisedirectionatspacingnoted.3)Norales-0RadiographicNarkisattopandnLuthersproceeoinclockvlsedirectionexceptasnotedfnnotesi~nd56)All>>orslesin53shellcoursearenarkedvitb0onbottonandnuehersproceedinclockvlsedirection.5)Topheadnoxalesarestaotpedv)thnark09Ooarisuthar.nunbersproceedinclockvfsedirection.STStj0DISTANCESETWEENLASTRATAOGRAPHNARK4YERNCAISEANlira'50ssAtIeSPACING,I/2OFFLOWEREDGEOFWELD)DISTANCESETWEENLASTRAOOCIRAPHNARK4IIAAK0TYPICALHORIZONtlLSEAIIQQL>>lllfWCENTS<EDCORRECTFORSUSQUEHANNASTEAMELECTRICSTATIONUNIT1PPSLCo.CO)ITRACT6656-LT-)66vcNpprCLICNT<ICLOacCIVILILO<<htlCLCCT~<<T,OCI.KCCN.Cnh.I'ILAOCN.~v<<CN.CO<<Co.IIttLC'IICICO.5TAATCItACCPAOSTCHTEISANIlrANCCICONOES4NOTSiNOTS5NOTE5NlN2N3N4N5N6N7NSNgZNTCCSRSDlg0110-15Dll0-110-70-307.D710'1<<ZZ<<lfII11II<<9<<11<<ZOIIZOII<<~vCCL~AIPSNOITIS4AIItCNTCL)6)ZOORSDRAWINGRE)/)6)y~g[Ato<ovooII<I.<<t444<<0Ark<<No5<<ONKN<<KoroIKO~44<<<<<.00ANNvcookooc4<<K<<ow<<t4IW4<A~<<oNl4<<rIt<<K4kktt>>IIIITc<<bucko~0NvrAw4ooke<ktoooCN<<or<<L~0Awo4oot<oovrto'KIOKtt4<<coot.O<<r~KoOOCINtrkIwe4<<wcoktlrk~<<r<<co<<IIKIot4<<c<<IN4ZIOCATZONOFFQ3<<2II3Ir1<<1<<2'2)tr2104622121Sca'5%rKA'l~5))ion"4<<7:A"I//fOcc5)Cec))do,lgr/III'RINTSTOtoooooIT4t<<>><<tetrNAASY;I'<).'MICvDATE:+R.W.)IAGLELIAR.2S)977+zasta-)Iso"I6Q-76B-QIQQPINLA.Iocctr<<co<<toookttF>>I<<oS 0

o<<afSss<<4eovos00l0-892.-09IAFFLHOFsRACIICCSSURFACESI<<lecl'Ioa<<H<<seN<<sre<<NL~avlroasfcoarlsraoLL\J4NA+HAUNLESSOTHERSLTMSFFCCFSEOUMTHEFOLLCSVSFC<<lseer44ANSIIFEIIEIIALELECTRICl60-768100TITLEcoI4<<vvss6Ns4<<6SELDIDENTIFICATION(RPV)RRSTFCCOEFORSUSOUEHANFIATOP6BOTTOHHEADYicRIDIANIIELDLOCATIONDISTRIBUTIONWELDDADBDCDDDEDFDGDHNDKOHONOPORAEIIEITH33o15s333o15'73o15'13oISL153O15'30]5I35-1/3236-1/32TSO135o195o255o315o15oBottonHead<<4IRightofELeftofETopHead~~~~ls/1reTOPHEADNOTTLE'022LEAEIHUTHDESCRIPTIONN6A~H6BOoIBOOEHeadSpragSpareVentCIROACFERENTIALHELDS0TONCGSkirt-to-KnuckleAJBottocaHeadAHTopHeadAGTopHeadHeadFlangeVENDOR'SDRAWINGREVIEW4AEAHVoeKlf.<<NvVKroo,0Aevveo5K<<<<ssra<<~NI~<<<<1VKeeo.0Aces<<H4eKoosos<<K44<<Kerrca<<vN~aeseer<<<<INNvv~lf.IarrvocoosNreerorre,0oresAeveree~ocsoacreoH<<LA.~0Aevv<<aoseoeeeorNrs,rarevlcK4,~INI~~wcoalaorr<<Nover<<or~l<<ale<<co<<<<<<raceN<<ac4<<lrKLvevil<<NorNOTtVCIIOOACLICNT1ICLOOC.CIVILCLCCT.1LT.DCL~etCH.COIL.TVLAACH~VACN.Ceeto.I<<54545~CNCO.~TAATASAACCOAD~ECFITEL'r.SAILFRANCLSCO4ee/0EC0GITHLlrlGAcvscwce5Lsr~AFoeRo.SESSCERTFFctoCORRECTFOR~1gJfdfDAsc~LLCNSSLSUSQUEHANNASTEAMELECTRICSTATIONUNIT1eralCO.CONTRACT8856-M166OT.'~l1'r.'OSTE:S/rr789FS'-Icrr66-z3C<)-gCros44LAa54crrral<<rsLTAllL<<cACLALLVATIC(FscssooTHS)~Fa-anc.2A+4asfci5~sfaghT~5FLNtctcDAI7m>473qCT515FRIRTSTo160768-0I~l/C/r/4.-<</if@7CPIULA.4<<eoerLcar<<~s<<NAA

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'0>>>>lttIII>>I>>0l(yll0010-ace-091APPLIIDOAACI(Cf5SVRIACES~Ol(~a(~Ctt0I~~I0(>>>>CICC(O>>l0((>>~>>0(I~v/'a'Na'NaVH'fSSOTHfny(TSESPfalf(EDVSETHEFOLLO>>y(H(0(0>>I0>>0>>(ICENEI)ALELEc'f)))$160-76B-0100TIILE0(I0v>>c(4~<<3WELDIDENTIFICATION(RPV)SIRSTl(ADEfORUHaA//IDT9SP.2TOO55/66'550IPSP.STUD11~'(6OIeII5150IT.l/2/OSTUDnoII50I/2'GITDPHEADToFLANGE)56Ci44AH4.~.-N7I90IISP~/N6/.12SPACUIQ(4I)77>>IV(I>>IL(CI4Itotf~~OAllJoeROI($69-1/2275015'TOVENDOR"dDRAWINGREVIEW,PA<<.~.>>~~tyi<<~.I0Alt~1~IAA0~Q4~y~0(ttlIQAOOAO~(tolIIOt(totttttC>>tt>>~~0>>>>Io>>t~0&4,alt00(ttt~'IIOH00.Pttt(AOO~QV(t(IWtt>>OAA,~OAtt0ttttlt>>(Otto't(4.A(yOtt(tto0(0'(I~0~00tC(t('I(I>>I~0'\>>tt(00>>t(CVOyt(0~(00(/IIDC555IS'.l/2o~CIDGAJ55IIOI/2DF*9O95>>IS'-I/4FII)Seeal~I)CGDETAILA2LSSOItSP.CGISeeDetailA)IISPACINO5zOIaIICIOI(51950STUDno595'TUDNo.59PLANVIEWIOUTS(OETOPHEADASSEVSLTIDH(o(yoo(ta(io(Hat(aHDII>>50102Z.O>>~04>>>U>>IVZ<lte>>tIIIIIIIIIIIIIIIIIIIIIIIIIII)9HF215015'AIBOTTOMHEADTON(AISHELLRING)CERTIFIEDCORRECTFORSUSQUENANNASTEAMELECTRICSTATIONUNITIPraLCO.CONTRACT8856-M-166OT'/r('~DATE:S/7ro9.5/6Iso>>PLANVIEWIe(sIDE40TTDHHEADAssfveLTINOTE1.WeldBIA(dipFRtobeEnonllnedConculfentwith;Wel~.CG(.REVISIOHSAdded:CGweldaDetailA.FRWeld8NoteI.(2-'L-ltPRIHTSTO0D-w/6g-23llOIRW.NAAiLENOY.II876y.,r~EL///':rr/rr/ran,R(MOM:RAI>>HIOPLwMoeLocno<<40gIL(o.o)L(yo529.11"<<"160-76B-0100PHIUL.~ocllo>>0(>>o0>>o>>(I4l>>>>o3~OO>>000BIOWeeOlOAA

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SfRVICfANYTIME...ANYWHEIIaIHIIAMAIIOMCIIRVICEIHOINIINIMOOIVISIONSECTIONIII.SUMMARYOFCONDITIONSNOTEDANDEXAMINATIONRESULTSManualExaminationsDuringtheexaminationoftheReactorPressureVesselwelds,ninety-four.(94)coderecordablespotindicationsweredectedanddeterminedbytheLevelIIItobewithintheacceptancestandardsofSectionXIoftheASMEBoilerandPressureVesselCode,%~Edition,includingWinter1975Addendum.ThedatasheetsandplotsoftheseindicationsareincludedinSectionVofthisreport./Cj7PInadditiontwo(2)visualindicationsweredetectedinthreadedstudholesinthevesselflange.Thesetwo(2)indicationsweredispositionedbythevesseldesigner/manufacturertobeanacceptablecondition.AreportonthestudholddiscrepanciesappearsinSectionIV.Duringthecourseofthemanualexaminations,geometricreflectorsweredetectedfromtheclosureheadnozzlesN6AandN6B,andvesselsupportweldCG.SummaryreportsfortheaboveconditionsarelocatedinSectionIVofthisreport.Summaryreportsdescribinglimitedscansduetovesselconfiguration,penetrations,andthermocouplepadsarelocatedinSectionIV.AnacousticcomparisonbetweenSA-508andSA-533wasperformedtosatisfytherequirementsofParagraphI-3121,AppendixIofASMESectionXI.ThisreportislocatedinSectionIV.GENERALELECTRICIII.1 SERVICEANYTIMS...ANYWMETTKINSTAllATION4SSAVICffNOINHAINOOIYISIONINSTRUCTIONSFORTHEUSEOFTHEDETAILEDSUMMARYINCLUDEDINTHISREPORTThedetailedsummarysectionofthisreportenablestheuserofthereporttoreviewtheentirepre-serviceexaminationwithaminimumofeffort.Thefollowingtermsareusedinthesummarytoidentifytheweld,theexaminationsperformed,andtheresultsoftheexaminations:CATEGORYThedesignationofthecodecategoryisperTableIWB-2500ofASMEXIW'75Addenda.iWELDTYPETheweldtypesarelistedinthesectionofTableIWB-2500thatpertainstothecodecategorybeingexamined.WELDIDENTIFICATION-TheweldseamidentificationistakenfromtheRPVweldidentificationdrawingincludedinthedrawingsectionofthereport.ITEMNUMBERThedesignationofcodeitemnumbersisperTableIWB-2600ofASMEXIW'75Addenda.PROCEDURENUMBER-Thiscolumnliststheprocedureusedtoperformtheexamination.EXAMINATIONThiscolumnliststheexamination(s)performedoneachlistedweld.GENERALELECTRICIII.2 i

SERVICEAHYTIIIIE...ANYWHEREIN5'IAuAIIONA55RVICRRNGINRRRINGGIVI5IONThiscolumnliststheresultsofeachexamina-tionperformed.Theresultsappeardirectlyoppositetheexamination.'0BMO'WM45'0'RINRI2SpotIndicationsSeeDataSheetNRIAsshown,theabbreviationNRIisusedtodocumentanexaminationwherenorecordableindicationsweredetected.The45'xaminationshowsaresultof2spotindications.Whereindicationsweredetected,astatementtoseedatasheet(s)followsthenumberofindica-tionsdetected.Thisstatementtellstheuserwhichdatasheet(s)detailthesubjectindication(s).Whereaconditionexiststhatgenerallyaffectstheexamination,suchasalimitedscanoraninterferencerequiringadditionalexamination,ageneralstatementisaddedtodescribethecondition.Thisstatementisnotintendedtoapplytoanysingleexamination.Theyareplacedwhereverspacepermits.0BMO'WM45'0'RIRestrictedscan,ReferenceReport8'RI2spotindications,seedatasheetNRIIntheillustrationabove,therewasarestrict-edscanaffectingtheexamination.ItisnotintendedtoapplytotheO'BMexamination.Thestatementtellstheuserwhichreport(s)detailthereferencedcondition.GENERALELECTRICIII.3 0

SERV(CEANYTIME...ANYWHERRINSSAuAKIONAS(%VICESNGINSSAINGDIVISIONAlldatasheetsreferencedintheremarkscolumnareincludedinSectionV.Sheetsdocumentingcoderecordableindicationshavebeenincludedwithcalibrationdataanddataplots.GENERALELECTRICIII.4

~,0' SEAVICEANYTIME...ANYWMEREIN5IAIIARIOHA5IRVICRRNGINRRINOORIRAIIOH5CATEGORYBAMANUALULTRASONICEXAMINATIONPRESSURERETAININGWELDSINREACTORVESSELWELDTYPEWELDIDITEMNO.PROCEDUREEXAMNRI=NoRecordableIndicationsREMARKSNote(1)RestrictedExaminationReferenceReort86SectionIVCIRCUMFERENTIALB1.1ISE-QAI-3250BMNRI0WMNRI45'RI60'RI0BMNRICIRCUMFERENTIALB1.1ISE-QAI-3250WM45'RINRI60'RICIRCUMFERENTIAL(TOP)B1.1ISE-QAI-3250BMNRI0WMNRI45'RI60'RIGENERALELECTRICIII.5 e0' SERVICEANYTIME...ANYWHEREINSTAllATIONASIAVICTTNGINNAINGOTIAATIONSCATEGORYBAMANUALULTRASONICEXAMINATIONPRESSURERETAININGWELDSINREACTORVESSELWELDTYPEWELDIDITEMNO.PROCEDUREEXAMNRI=NoRecordableIndicationsREMARKSNote(l)RestrictedExaminationReferenceReort86SectionIVCIRCUMFERENTIAL(BOTTOM)B1.10BMISE-QAI-3250'WM45'RINRINRI60'RICIRCUMFERENTIALAF'BOTTOM)B1.1ISE-QAI-325O'BM0WM45'RINRINRI60'RISEENOTE(1)VESSELTOFLANGEAF(TOP)B1.1ISE-QAI-3260BMNRIGENERALELECTRICIII.6

!l SERVICEANYTIME...ANYWHEREINSTALfASIONaSOIVICSENOINffAIHOOIVISIOHCATEGORYBAMANUALULTRASONICEXAMINATIONPRESSURERETAININGWELDSINREACTORVESSELWELDTYPE-WELDIDITEMNO.PROCEDUREEXAM0BMNRI=NoRecordableIndicationsREMARKSNote(l)RestrictedExaminationReferenceReportf6SectionIV(l)SpotIndication.SeeDataSheet2047inSectionV.LONGITUDINALBABl.lISE-QAI-325O'WM(6)SpotIndications.SeeDataSheet2050inSectionV.450NRI60'RILONGITUDINALBBBl.l0BMNRIISE-QAI-3250WMNRI45'RI60NRI0BMNRILONGITUDINALBCBl.lISE-QAI-3250WM45'2)SpotIndications.SeeDataSheet2052inSectionV.NRI60'RIGENERALELECTRICIII.7 IJ SERVICEANYTINE..~ANYWHEREINSTALLER'TlON~$0lVICEEHGIHCCAINODIVljlOHCATEGORYBAMANUALULTRASONICEXAMINATIONPRESSURERETAININGWELDSINREACTORVESSELWELDTYPEWELDIDITEMNO.PROCEDUREEXAMNRI=NoRecordableIndicationsREMARKSNote(l)RestrictedExaminationReferenceReportf16SectionIVLONGITUDINALBKBl.l0BMISE-QAI-3250'WM45'RINRINRI60'RILONGITUDINALBMBl.l0BMISE-QAI-325O'WM45'RINRINRI60NRILONGITUDINALBNBl.l0BMISE-QAI-325O'WMNRINRI450NRI60'RISEENOTE(l)ANDREPORTflINSECTIONIV.GENERALELECTRICIII.8

~,0l SERVICEANYTIQE-.ANYWNEREINSTALIATION~SSIIVICSSNOINSSIIINODIVISIONCATEGORYBAMANUALULTRASONICEXAMINATIONPRESSURERETAININGWELDSINREACTORVESSELWELDTYPELONGITUDINALWELDIDBPITEMNO.B1.1PROCEDUREISE-QAI-325EXAM0BMNRI0WMNRINRI=NoRecordableIndicationsREMARKSNote(l)RestrictedExaminationReferenceReport86SectionIV45'RI60'RICIRCUMFERENTIALANMERIDIONALWELDSINVESSELHEADS(TOP)B1.1ISE-QAI-32545'RI0BMNRI0WMNRI60'RICIRCUMFERENTIALANAHMERIDIONALWELDS(BOTTOM)INVESSELHEADSB1.1ISE-QAI-32545'RI0BMNRI0WMNRI60'RIGEREGALIELECTRICIII.9

SERVICEANYTQSK-.ASSYWHEREINSTAllATION~SSIIVICSSNOINSSIIINODIVISIONCATEGORYBAMANUALULTRASONICEXAMINATIONPRESSURERETAININGWELDSINREACTORVESSELWELDTYPEWELDIDITEMNO.PROCEDUREEXAMNRI=NoRecordableIndicationsREMARKSNote(l)RestrictedExaminationReferenceReort06SectionIVCIRCUMFERENTIALANMERIODIONALWELDSINVESSELHEADSAJ(TOP)B1.145'RI0BMNRIISE-QAI-3250'WMNRI60'RICIRCUMFERENTIALANMERIDIONALWELDSINVESSELHEADS(BOTTOM)B1.145'RI0BMNRIISE-QAI-3250WMNRI60'RICIRCUMFERENTIALANMERIDIONALWELDSINVESSELHEADSDA(AA-SKIRT)B1.145'RI0BMNRIISE"QAI-3250WMNRI60'RISEENOTE(1)ANDREPORT8'1INSECTIONIVGENERALELECTRICIII.10 iI~I SERVICEANYTIME.,ANYWHEREIN5IAI5AIIONA55tvICEtNGINIttlNGOtttA5ION5CATEGORYBAMANUALULTRASONICEXAMINATIONPRESSURERETAININGWELDSINREACTORVESSELWELDTYPEWELDIDITEMNO.PROCEDUREEXAMNRI=NoRecordableIndicationsREMARKSNote(1)RestrictedExaminationReferenceReportIlI6SectionIVCIRCUMFERENTIALANMERIODIONALWELDSINVESSELHEADS.DA(SKIRT-u)B1.10BMISE-QAI-325O'WM45'RINRINRI60'RISEENOTE(1)ANDREPORTtlINSECTIONIV.CIRCUMFERENTIALANMERIDIONALWELDSINVESSELHEADSDB(AA-SKIRT)B1.10BMISE-QAI-3250WM45'RINRINRI60'RISEENOTE(1)ANDREPORT81INSECTIONIV.CIRCUMFERENTIALANMERIDIONALWELDSINVESSELHEADSDB(SKIRT-w)B1.10BMISE-QAI-3250WM45'RINRINRI60'RISEENOTE(1)ANDREPORT81INSECTIONIVGENERAL'ELECTRICIII.11 SERVICEANYTIME...ANYWHEREIN55ANAIIONA5(RVICERNGINHRINGORRRATION5CATEGORYBAMANUALULTRASONICEXAMINATIONPRESSURERETAININGWELDSINREACTORVESSELWELDTYPEWELDIDITEMNO.PROCEDUREEXAMNRI=NoRecordableIndicationsREMARKSNote(l)RestrictedExaminationReferenceReort86SectionIVCIRCUMFERENTIALANMERIODIONALWELDSINVESSELHEADSDC(AA-SKIRT)B1.145'RI0BMNRIISE-QAI-3250WMNRI60'RISEENOTE(1)ANDREPORTflINSECTIONIV.CIRCUMFERENTIALANMERIDIONALWELDSINVESSELHEADSDC(SKIRT-AJ)B1.1ISE-QAI-32545'RI0BMNRI0'WMNRI60'RISEENOTE(1)ANDREPORTflINSECTIONIV.CIRCUMFERENTIALANMERIDIONALWELDSINVESSELHEADSDD(AA-SKIRT)B1.1450NRI0BMNRIISE-QAI-325O'WMNRI60'RISEENOTE(1)ANDREPORT81INSECTIONIVGEIIERALIELECTRICIII.12 I0 SERVICEANYTIME...ANYWHEREINSSAISATIONASSAVICSSNGINHAINGOPSAASIONSCATEGORYBAMANUALULTRASONICEXAMINATIONPRESSURERETAININGWELDSINREACTORVESSELWELDTYPEWELDIDITEMNO.PROCEDUREEXAMNRI=NoRecordableIndicationsREMARKSNote(l)RestrictedExaminationReferenceReort86SectionIVCIRCUMFERENTIALANMERIODIONALWELDSINVESSELHEADSDD(SKIRT-Aa)B1.1450NRI0BMNRIISE-QAI-3250WMNRI60'RISEENOTE(1)ANDREPORT81INSECTIONIV.CIRCUMFERENTIALANMERIDIONALWELDSINVESSELHEADSDE(AA-SKIRT)B1.145'RI0BMNRIISE-QAI-3250WMNRI60'RISEENOTE(1)ANDREPORTflINSECTIONIV.CIRCUMFERENTIALANMERIDIONALWELDSINVESSELHEADSDE(SKIRT-u)B1.145'RI0BMNRIISE-QAI-325O'WMNRI60'RISEENOTE(1)ANDREPORT81INSECTIONIVGEIIEIIALELECTRICIII.13

~'i, SERVICEAHYTNCE...ANYWHEREIN55AILATIONA5IAVIC55NGINHAINGONAANON5CATEGORYBAMANUALULTRASONICEXAMINATIONPRESSURERETAININGWELDSINREACTORVESSELWELDTYPEWELDIDITEMNO.PROCEDUREEXAMNRI=NoRecordableIndicationsREMARKSNote(1)RestrictedExaminationReferenceReort86SectionIVCIRCUMFERENTIALANMERIODIONALWELDSINVESSELHEADSDF(AA-SKIRT)B1.145NRI0BMNRIISE-QAI-3250WMNRI60NRISEENOTE(1)ANDREPORT8'1INSECTIONIV.CIRCUMFERENTIALANMERIDIONALWELDSINVESSELHEADSDF(SKIRT-AJB1.145NRI0BMNRIISE-QAI-3250WMNRI60'RISEENOTE(1)ANDREPORT81INSECTIONIV.CIRCUMFERENTIALANMERIDIONALWELDSINVESSELHEADSDJB1.145'RI0BMNRIISE-QAI-3250WMNRI60'RIGENERALELECTRICIII.14

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SKRVICEANYTME...ANYWHEREIINSTALLATION~CEIIvlCcKN(QNEERINODIVISIONCATEGORYBAMANUALULTRASONICEXAMINATIONPRESSURERETAININGWELDSINREACTORVESSELWELDTYPECIRCUMFERENTIALANMERIODIONALWELDSINVESSELHEADSWELDIDDKITEMNO.B1.1PROCEDUREISE-QAI-325EXAM0BM0WM45'RINRINRINRI=NoRecordableIndicationsREMARKSNote(l)RestrictedExaminationReferenceReport86SectionIV60'RICIRCUMFERENTIALANMERIDIONALWELDSINVESSELHEADSDMB1.10BMISE-QAI-3250'WM45'RINRINRI60'RICIRCUMFERENTIALANMERIDIONALWELDSINVESSELHEADSDNB1.10BMISE-QAI-3250WM45'RINRINRI60'RIGENERALELECTRICIII.15 00 SERVICEAHYTWE--ANYWHEREINSTALIATICN40OIVICEKNCINKOIIHOOIVISIONCATEGORYBAMANUALULTRASONICEXAMINATIONPRESSURERETAININGWELDSINREACTORVESSELWELDTYPEWELDIDITEMNO.PROCEDUREEXAMNRI=NoRecordableIndicationsREMARKSNote(l)RestrictedExaminationReferenceReport86SectionIVCIRCUMFERENTIALANMERIODIONALWELDSINVESSELHEADSDPB1.1ISE-QAI-325.0BM0WM450NRINRINRI60'RICIRCUMFERENTIALANMERIDIONALWELDSINVESSELHEADSDRB1.1ISE-QAI-3250BM0WM45NRINRINRI60'RIHEADTOFLANGEWELDAGB1.1ISE-QAI-3250BM0WM45'RINRINRI-60'RIGENERALELECTRICIII.16 0

SEIlVICfANY~...ANYWHEREINSTALLATIOH4SOlVICKKNOINfERINODMCIOHCATEGORYBAMANUALULTRASONICEXAMINATIONPRESSURERETAININGWELDSINREACTORVESSELWELDTYPEWELDIDITEMNO.PROCEDUREEXAMNRI=NoRecordableIndicationsREMARKSNote(l)RestrictedExaminationReferenceReport86SectionIVBOTTOMHEADDOLLARPLATEWELDSDGBI.l0BMISE-QAI-325O'WM450NRINRINRI60'RISEENOTE(l)ANDREPORT8'lINSECTIONIV.BOTTOMHEADDOLLARPLATEWELDSBl.lISE-QAI-3250BM0WM45'RINRINRI60'RISEENOTE(l)ANDREPORT8'IINSECTIONIV.GENERALELECTRICIII.17

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SERVICEANYTIME...ANYWHEREINSEAtlAtlott4St!VICttNGINttklNGOtttAIIONSCATEGORYBAREMOTEULTRASONICEXAMINATIONPRESSURERETAININGWELDSINREACTORVESSELWELDTYPEWELDIDITEMNO.PROCEDUREEXAMNRI=NoRecordableIndicationsREMARKSNote(l)RestrictedExaminationReferenceReport86SectionIVCIRCUMFERENTIALB1.1O'BMISE-QAI-3290WMNRINRI450NRI.60'RISEENOTE(1)O'BMNRICIRCUMFERENTIALABB1.1ISE-QAI-329O'WM450NRINRI60'RI0BMNRICIRCUMFERENTIALACB1.1ISE-QAI-329.O'WMNRI45'0'1)SPOTINDICATIONSEEDATASHEETAC,SHEET4of4INSECTIONVNRIIGENERALELECTRICIII.18 0'

SERVICEANYTIRCE...ANYWHEREIN55AIIAIIONR55RVICRRNGINNRINGONRAIION5CATEGORYBAREMOTEULTRASONICEXAMINATIONPRESSURERETAININGWELDSINREACTORVESSELWELDTYPEWELDIDITEMNO.PROCEDUREEXAM0BMNRINRI=NoRecordableIndicationsREMARKSNote(l)RestrictedExaminationReferenceReort8'6SectionIVCIRCUMFERENTIALB1.1ISE-QAI-3290WM4560'RI(1)SPOTINDICATIONSEEDATASHEETAD,SHEET3of4INSECTIONVNRISEENOTE(1)LONGITUDINALBAB1.1ISE-QAI-3290BMO'WM45'0'5)SPOTINDICATIONSSEEDATASHEETBA,SHEET13of16INSECTIONV(21)SPOTINDICATIONSSEEDATASHEETBA,SHEET13of16INSECTIONVNRINRISEENOTE(1)0BMNRILONGITUDINALBBB1.1ISE-QAI-3290WM45'RINRI60'RISEENOTE(1)GENERALELECTRICIII.19 l0l SfRVICfANYTNE...ANYWHEREINSIAIIAIIONASSAVICSSNGINSSAINGOtiAAIIONSCATEGORYBAREMOTEULTRASONICEXAMINATIONPRESSURERETAININGWELDSINREACTORVESSELWELDTYPEWELDIDITEMNO.PROCEDUREEXAMNRI~NoRecordableIndicationsREMARKSNote(l)RestrictedExaminationReferenceReortIII6SectionIV0'BMNRILONGITUDINALBCB1.1ISE-QAI-3290WM45'16)SpotIndications.SeeDataSheetBC,Sheet5of8inSectionV.NRI60'RISEENOTE(1)0BMNRILONGITUDINALBDB1.1ISE-QAI-329O'WM45060'RI(1)SpotIndication.SeeDataSheetBD,Sheet2of2inSectionV.NRILONGITUDINALBEB1.10BMISE-QAI-329O'WM45'RINRINRI60'RIGENERALELECTRICIII.20 SERVICEANYTIME...ANYWHEREINTTATTATIOHA5TAVICTTHGINTTAINGOTTAATIOH5CATEGORYBAREMOTEULTRASONICEXAMINATIONPRESSURERETAININGWELDSINREACTORVESSELWELDTYPEWELDIDITEMNO.PROCEDUREEXAM0BMNRINRI=NoRecord'ableIndicationsREMARKSNote(l)RestrictedExaminationReferenceReport86SectionIVLONGITUDINALBFB1.1ISE-QAI-3290WMNRI45'RI60'RISEENOTE(1)0BMNRILONGITUDINALBGB1~1ISE-QAI-3290WM45060'11)SpotIndications.SeeDataSheetBG,Sheet3of3inSectionV.NRINRISEENOTE(1)LONGITUDINALBHB1.1ISE-QAI-3290BMNRI0WMNRI450NRI60'RISEENOTE(1)GENERALELECTRICIII.21 0,0 SERVICEANYTIME...ANYWHEREINT'TATIATIONA55AVICTTNGINHAINGOTTAATION5CATEGORYBAREMOTEULTRASONICEXAMINATIONPRESSURERETAININGWELDSINREACTORVESSELWELDTYPEWELDIDITEMNO.PROCEDUREEXAMNRI=NoRecordableIndicationsREMARKSNote(1)RestrictedExaminationReferenceReport86SectionIVO'BM(1)SpotIndication.SeeDataSheetBJ,Sheet3of3inSectionV.LONGITUDINALB1.1ISE-QAI-3290WMNRI4560'RI(1)SpotIndication.SeeDataSheetBJSheet2of3inSectionV.SEENOTE(1)GENERALELECTRICIII.22

'Oi,0,0 SERVICEANYTQK-.ANYWHEREINSTAI.lhllOIIA5BLVICtKNCIIIKEIIIIIODIVISIONCATEGORYBDMANUALULTRASONICEXAMINATIONFULLPENETRATIONWELDS'OFNOZZLESINREACTORVESSELSWELDTYPEWELDIDITEMNO.PROCEDUREEXAMNRI=NoRecordableIndicationsREMARKSNote(l)RestrictedExaminationReferenceReport8'6SectionIVPRIMARYNOZZLETOVESSELWELDSN6AB1.4ISE-QAI-3250BMNRI0WMNRI45'RI60'RIREFERENCEREPORTNO.2INSECTIONIV.PRIMARYNOZZLETOVESSELWELDSN6BB1.4ISE-QAI-3250BMNRI0WMNRI45'RI60NRIREFERENCEREPORTNO.2INSECTIONIV.PRIMARYNOZZLETOVESSELWELDSN7B1.4ISE-QAI-3250BMNRI0WMNRI45'RI60'RIGENERALELECTRICIII.23 I0,'

SERVICEANYTIME...ANYWHEREIN5'IARAIIONA55AVIC5INOINIIAINOOtIAAIIONSCATEGORYBDMANUALULTRASONICEXAMINATIONFULLPENETRATIONWELDSOFNOZZLESINREACTORVESSELSWELDTYPEWELDIDITEMNO.PROCEDUREEXAMNRI=NoRecordableIndicationsREMARKSNote(l)RestrictedExaminationReferenceReort86SectionIVPRIMARYNOZZLETOVESSELWELDSN8AB1.40BMNRIISE-QAI-325O'WMNRI450NRI60NRIPRIMARYNOZZLETOVESSELWELDSNSBB1.40BMNRIISE-QAI-3250'WMNRI45'RI60'RIPRIMARYNOZZLETOVESSELWELDSN9B1.40BMISE-QAI-325O'WM45'SpotIndications.SeeDataSheet4094inSectionV.2SpotIndications.SeeDataSheet4093inSectionV.NRI60'SpotIndication.SeeDataSheet1106inSectionV.GENERALELECTIIICIII.24 0:~

SERVICEANYTIQE-.ANYWHEREINSTALLATIONhIQIVICCQIGINEKRINOIXVESIOHCATEGORYBDMANUALULTRASONICEXAMINATIONNOZZLEINNERRADIUSEDSECTIONNOZZLETYPENOZZLEIDITEMNO.PROCEDUREEXAMREMARKSNRINoRecordableIndicationsNOZZLEINNERRADIUSEDSECTIONNlAISE-QAI-324INNERRADIUSNRINOZZLEINNERRADIUSEDSECTIONNlBB1.4ISE-QAI-324INNERRADIUSNRINOZZLEINNERRADIUSEDSECTIONN2AB1.4'SE-QAI-324INNERRADIUSNRINOZZLEINNERRADIUSEDSECTIONN2BISE-QAI-324INNERRADIUSNRINOZZLEINNERRADIUSEDSECTIONN2CISE-QAI-324INNERRADIUSNRINOZZLEINNERRADIUSEDSECTIONN2DISE-QAI-324INNERRADIUSNRI6EIIEIIALIELECTRICIII.25 I1, SERVICEANYTIME...ANYWHEAEIN55AIRATIONA55RVICRRNOINIRRINOORRRAIIONSCATEGORYBDMANUALULTRASONICEXAMINATIONNOZZLEINNERRADIUSEDSECTIONNOZZLETYPENOZZLEIDITEMNO.PROCEDUREEXAMREMARKSNRIRRNoRecordableIndicationsNOZZLEINNERRADIUSEDSECTIONN2EB1.4ISE-QAI-324INNERRADIUSNRINOZZLEINNERRADIUSEDSECTIONN2PB1.4ISE-QAI-324INNERRADIUSNRINOZZLEINNERRADIUSEDSECTIONN2GB1.4ISE-QAI-324INNERRADIUSNRINOZZLEINNERRADIUSEDSECTIONN2HB1.4ISE-QAI-324INNERRADIUSNRINOZZLEINNERRADIUSEDSECTIONN2JB1.4ISE-QAI-324INNERRADIUSNRIGENERALELECTRICIII.26

SERVICEAHYTWE-.ANVWHEREINSTALLATIONLSEhVICCENGINCEAIHODIVI5IONCATEGORYBDMANUALULTRASONICEXAMINATIONNOZZLEINNERRADIUSEDSECTIONNOZZLETYPENOZZLEIDITEMNO.PROCEDUREEXAMREMARKSNRI=NoRecordableIndicationsNOZZLEINNERRADIUSEDSECTIONN2KB1.4ISE-QAI-324INNERRADIUSNRINOZZLEINNERRADIUSEDSECTIONN3AB1.4ISE-QAI-324INNERRADIUSNRINOZZLEINNERRADIUSEDSECTIONN3BB1.4ISE-QAI-324INNERRADIUSNRINOZZLEINNERRADIUSEDSECTIONN3CB1.4ISE-QAI-324INNERRADIUSNRINOZZLEINNERRADIUSEDSECTIONN3DB1.4ISE-QAI-324INNERRADIUSNRINOZZLEINNERRADIUSEDSECTIONN5AB1.4ISE-QAI-324INNERRADIUSNRIGENERALELECTRICIII.27

It' SERVICEANYTISI-.EANY'n'EINSTALLATION4SSIIVICSSNOINSSIIINODIVISIONCATEGORYBDMANUALULTRASONICEXAMINATIONNOZZLEINNERRADIUSEDSECTIONNOZZLETYPENOZZLEIDITEMNO.PROCEDUREEXAMREMARKSNRI=NoRecordableIndicationsNOZZLEINNERRADIUSEDSECTIONN5BB1.4ISE-QAI-324INNERRADIUSNRINOZZLEINNERRADIUSEDSECTIONN6AB1.4ISE-QAI-324INNERRADIUSNRINOZZLEINNERRADIUSEDSECTIONN6BB1.4ISE-QAI-324INNERRADIUSNRINOZZLEINNERRADIUSEDSECTIONN7B1.4ISE-QAI-324INNERRADIUSNRINOZZLEINNERRADIUSEDSECTIONN8AB1.4ISE-QAI-324INNERRADIUSNRINOZZLEINNERRADIUSEDSECTIONNSBB1.4ISE-QAI-324INNERRADIUSNRIGENERALELECTRICIII.28

SERVICEANYTIME,.ANYWHEREINS'IAIIANONA'IEAVICS'INGINHAINGOHAANONSCATEGORYBDMANUALULTRASONICEXAMINATIONNOZZLEINNERRADIUSEDSECTIONNOZZLETYPENOZZLEIDITEMNO.PROCEDUREEXAMREMARKSNRI=NoRecordableIndicationsNOZZLEINNERRADIUSEDSECTIONB1.4ISE-QAI-324INNERRADIUSNRIN9B1.4ISE-QAI-331P.T.NOTE:LiquidpenetrantexaminationperformedoNRIthenozzleinnerrediusinaccordancewiththerequirementsofNUREG-0619.GEIIEIIALELECTIIICIII.29 SERVICEAHYTOK.-ANYWREAKINSTALLATION~EEIIVICEENOINEEAINOOIVIEIONCATEGORYBDMANUALULTRASONICEXAMINATIONFEEDMATERNOZZLEINNERRADIUSEDSECTIONNOZZLETYPENOZZLEIDITEMNO.PROCEDUREEXAMREMARKSNRI=NoRecordableIndicationsPRIMARYNOZZLETOVESSELWELDSN4AB1.4ISE-QAI-334ZONE1NRI-RestrictedScan,ReferenceReport06inSectionIV.N4AN4AB1.4B1.4ISE-QAI-332ZONE2ISE-QAI-333ZONE3NRINRINote:Liquidpenetrantexaminationperformedontheaccessibleportionsofthesix(6)feedwaternozzleinnerradiiwiththespargersinstalled,tosatisfytherequire-mentsofNUREG-0619.Norecordableindicationsweredetected.ProcedureISE-QAI-331wasused.PRIMARYNOZZLETOVESSELWELDSN4BBl;4ISE-QAI-334ZONE1NRIN4BB1.4ISE-QAI-332ZONE2NRIN4BB1.4ISE-QAI-333ZONE3NRI-RestrictedScan90to120duetothermocouplepadsGENEIIALIELECTIIICIII.30 0liI SERVICEANYTIME...ANYWHEREINSTALLAIIQNAIQIVlCCENQINEKRINOOIVISIOHCATEGORYBDMANUALULTRASONICEXAMINATIONFEEDWATERNOZZLEINNERRADIUSEDSECTIONNOZZLETYPENOZZLEIDITEMNO.PROCEDURENRI=NoRecordableIndicationsPRIMARYNOZZLETOVESSELWELDSN4CB1.4ISE-QAI-334ZONE1NRIN4CB1.4ISE-QAI-332ZONE2NRIN4CB1.4ISE-QAI-333ZONE3NRIPRIMARYNOZZLETOVESSELWELDSN4DB1.4ISE-QAI-334ZONE1NRI-Restrictedscan.ReferenceReport86inSectionIV.N4DB1.4ISE-QAI-332ZONE2NRIN4DB1.4ISE-QAI-333ZONE3NRI-RestrictedScan90'o120'uetothermocouplepadsGENERALELECTRICIII.31

SERVICEANYTME-.ANYWHEREINSTALLAIIONiIEIIVICCENGINEfAINONVISIONCATEGORYBDMANUALULTRASONICEXAMINATIONFEEDWATERNOZZLEINNERRADIUSEDSECTIONNOZZLETYPENOZZLEIDITEMNO.PROCEDUREEXAMNRI=NoRecordableIndicationsPRIMARYNOZZLETOVESSELMELDSN4EBl.4ISE-QAI-334ZONE1NRIN4EB1.4ISE-QAI-332ZONE2NRIN4EBl.4ISE-QAI-333ZONE3NRIPRIMARYNOZZLETOVESSELWELDSN4FB1.4ISE-QAI-334ZONE1NRIN4FB1.4ISE-QAI-332ZONE2NRIN4FBl.4ISE-QAI-333ZONE3NRIGEIIERALELECTRICIII.32 00 SERVICEamma...ANYVlHEREINSTALLATION4SCIIVICEEHGIKEBlIIIOOIVISIOIICATEGORYBDREMOTEULTRASONICEXAMINATIONFULLPENETRATIONWELDSOFNOZZLESINREACTORVESSELSWELDTYPEWELDIDITEMNO.PROCEDUREEXAMNRI=NoRecordableIndzcatxonsREMARKSNote(l)RestrictedExaminationReferenceReport86SectionIV0BM.(1)Spot-SeeDataSheetNIA,Sheet2of3inSectionVNOZZLETOVESSELNIAB1.4ISE-QAI-3300WM45'1)Spot-SeeDataSheetNlA,Sheet2of3inSectionVNRI60'RINOZZLETOVESSELNlBB1.4ISE-QAI-330O'BMNRI0WMNRI45'RI60'RINOZZLETOVESSEL'2AB1.4ISE-QAI-3300BMNRI0WMNRI45'RI60'RIGENERALELECTRICIII.33 0'

SERVICEANYTINE-.ANYWHEREINSTALIJLTIONhSEIIVICKtNQNKCAINODNISIOHCATEGORYBDREMOTEULTRASONICEXAMINATIONFULLPENETRATIONWELDSOFNOZZLESINREACTORVESSELSWELDTYPEWELDIDITEMNO.PROCEDUREEXAMNRI=NoRecordableIndicationsREMARKSNote(1)RestrictedExaminationReferenceReport86SectionIVNOZZLETOVESSELN2BB1.4ISE-QAI-3300BMNRI0WMNRI45'RI60'RINOZZLETOVESSELN2CB1.4ISE-QAI-3300BMNRI0WMNRI45'RI60'RISEENOTE(1)NOZZLETOVESSELN2DB1.4ISE-QAI-3300BMNRI0WMNRI45'RI60'RISEENOTE(1)GENERALIELECTRICIII.34

'I' ANYYlQE-.ANYWHEAKINSTALLAIION4SERVICEEHOINECAINOCNVIjlOHCATEGORYBDREMOTEULTRASONICEXAMINATIONFULLPENETRATIONWELDSOFNOZZLESINREACTORVESSELSWELDTYPEWELDIDITEMNO.PROCEDUREEXAMNRI=NoRecordableIndicationsREMARKSNote(l)RestrictedExaminationReferenceReort86SectionIVNOZZLETOVESSELN2EB1.4ISE-QAI-3300BMNRI0WMNRI45'RI60'RI0BMNRINOZZLETOVESSELN2FB1.4ISE-QAI-3300WM45'RINRI60'RINOZZLETOVESSELN2GB1.4ISE-QAI-3300BMNRI0WMNRI45'RI60'RIGENERALELECTRICIII.35

,0!Ii ANYTME-.AHYWHEREINSTALIJLTION~55RVIC5QIOIN55RINOOIVI5IONCATEGORYBDREMOTEULTRASONICEXAMINATIONFULLPENETRATIONWELDSOFNOZZLESINREACTORVESSELSWELDTYPEWELDIDITEMNO.PROCEDUREEXAMNRI=NoRecordableIndicationsREMARKSNote(1)RestrictedExaminationReferenceReport8'6SectionIVNOZZLETOVESSELN2HB1.40BMISE-QAI-330O'WM45',.NRINRINRI60'RISEENOTE(1)NOZZLETOVESSELN2JB1.4O'BMISE-QAI-330O'WM45'RINRINRI60'RISEENOTE(1)NOZZLETOVESSELN2KB1.4O'BMISE-QAI-330O'WM450(1)SpotIndication.SeeDataSheetN2K,Sheet2of3inSectionV.NRINRI60NRIGENERALELECTRICIII.36 i

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SERVICEANYTNaa.-ANYWHEREINSTAlIATION~8NVICCENOINtQllNOINVISIONCATEGORYBDREMOTEULTRASONICEXAMINATIONFULLPENETRATIONWELDSOFNOZZLESINREACTORVESSELSWELDTYPEWELDIDITEMNO.PROCEDUREEXAMNRI=NoRecordableIndicationsREMARKSNote(l)RestrictedExaminationReferenceReport86SectionIVNOZZLETOVESSELN3DB1.4ISE-QAI-3300BMNRI0WMNRI45'RI60'RINOZZLETOVESSELN4AB1.4ISE-QAI-330O'BM0WM45'1)SpotIndication.SeeDataSheetN4A,Sheet2of3inSectionV.NRINRI60'.NRISEENOTE(1)NOZZLETOVESSELN4BB1.4ISE-QAI-3300BMNRI0WMNRI45'RI60'RIGEIIERALELECTRICIII.38 l

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-J SERVICEANYTBlE...ANYWHEREINSSAItAIIONAStAVICttNGINtttlNGOttkASIONSCATEGORYBG-1PRESSURERETAININGBOLTSANDSTUDSPARTI.D.ITEMNO.PROCEDURENO.EXAMREMARKSNRI=NoRecordableIndicationsSTUD14B1.8ISE-QAI-327ISE-QAI-328NRINRISTUD15B1.8ISE-QAI-327ISE-QAI-328UTMTNRINRISTUD16Bl.8ISE-QAI-327ISE-QAI-328UTMTNRI-NRISTUD17Bl.8ISE-QAI-327ISE-QAI-328UTMTNRINRISTUD18B1.8ISE-QAI-327ISE-QAI-328UTMTNRINRISTUD19Bl.8ISE-QAI-327ISE-QAI-328UTMTNRINRISTUD20B1.8ISE-QAI-327ISE-QAI-328NRINRIGENERALOELECTRICIII.68 0,

SERVICEANYTME...ANYWHEREINTTAITATIONA5TAVICTTNGINHAINGOTTRATION5CATEGORYBG-1PRESSURERETAININGBOLTSANDSTUDSPARTI.D.ITEMNO.PROCEDURENO.EXAMREMARKSNRI=NoRecordableIndicationsSTUD21B1.8ISE-QAI-327ISE-QAI-328UTMTNRINRISTUD22Bl.8ISE-QAI-327ISE-QAI-328UTMTNRINRISTUD23B1.8I88-QAI-327ISE-QAI-328NRINRISTUD24Bl.sISE-QAI-327ISE-QAI-328NRINRISTUD25B1.8ISE-QAI-327ISE-QAI-328UTMTNRINRISTUD26Bl.sISE-QAI-327ISE-QAI-328UTMTNRINRISTUD27B1.8ISE-QAI-327ISE-QAI-328NRINRIGENERALELECTIIICIII.69

SERVICEANYTINE...ANYWHEREINSSASIAflONASSAVICSSNGINHAINGGYRATIONSCATEGORYBG-1PRESSURERETAININGBOLTSANDSTUDSPARTI.D.ITEMNO.PROCEDURENO.EXAMREMARKSNRI=NoRecordableIndicationsSTUD28B1.8ISE-QAI-327ISE-QAI-328UTMTNRINRISTUD29B1.8ISE-QAI-327ISE-QAI-328UTMTNRINRISTUD30B1.8ISE-QAI-327ISE-QAI-328UTMTNRINRISTUD31B1.8ISE-QAI-327ISE-QAI-328NRINRISTUD32B1.8ISE-QAI-327ISE-QAI-328NRINRISTUD33B1.8ISE-QAI-327ISE-QAI-328NRINRISTUD34B1.8ISE-QAI-327ISE-QAI-328NRINRIGENERALELECTRICIII.70 SERVICEANYTIME...ANYWHEREINSEALLATIONCSIRVICEKNGINHRINOONRAllONZCATEGORYBG-1PRESSURERETAININGBOLTSANDSTUDSPARTI.D.ITEMNO.PROCEDURENO.EXAMREMARKSNRI=NoRecordableIndicationsSTUD36B1.8ISE-QAI-327ISE-QAI-328NRINRISTUD37B1.8ISE-QAI-327ISE-QAI-328NRINRISTUD38Bl.8ISE-QAI-327ISE-QAI-328UT,MTNRINRISTUD39B1.8ISE-QAI-327ISE-QAI-328NRINRISTUD4OB1.8ISE-QAI-327ISE-QAI-328NRINRISTUD41B1.8ISE-QAI-327ISE-QAI-328UTMTNRINRISTUD42Bl.8ISE-QAI-327ISE-QAI-328NRINRIGENERALIELECTRICIII.71

,.I"0 SERVICEANYTWE...ANYWHEREIN55AttATIONA55AVICttNGINttkINGONRAIIONSCATEGORYBG-1PRESSURERETAININGBOLTSANDSTUDSPARTI.D.ITEMNO.PROCEDURENO.EXAMREMARKSNRI=NoRecordableIndicationsSTUD43B1.8ISE-QAI-327ISE-QAI-328NRINRISTUD44B1.8ISE-QAI-327ISE-QAI-328NRINRISTUD45B1.8ISE-QAI-327ISE-QAI-328NRINRISTUD46B1.8ISE-QAI-327ISE-QAI-328NRINRISTUD47B1.8ISE-QAI-327ISE"QAI-328UTMTNRINRISTUD48B1.8ISE-QAI-327ISE-QAI-328NRINRISTUD49B1.8ISE-QAI-327ISE-QAI-328NRINRIGENERALELECTIIICIII.72

SERVICEAHYTIQE...ANYWHEREINSTANATIOH4WRVICCINCINHRINCONRAIION5CATEGORYBG-1PRESSURERETAININGBOLTSANDSTUDSPARTI.D.ITEMNO.PROCEDURENO.EXAMREMARKSNRI=NoRecordableIndicationsSTUD50B1.8ISE-QAI-327ISE-QAI-328NRINRISTUD51Bl.8ISE-QAI-327ISE-QAI-328NRINRISTUD52Bl.8ISE-QAI-327ISE-QAI-328NRINRISTUD53Bl.8ISE-QAI-327ISE-QAI-328UTHTNRINRISTUDBl.8ISE-QAI-327ISE-QAI-328NRINRISTUD55B1.8ISE-QAI-327ISE-QAI-328NRINRISTUD56B1.8ISE-QAI-327ISE-QAI-328NRINRIGENERALIELECTRICIII.73 SERVICEANTTME...ANYWNEREINSIAllAIIONi5ftVICl(NGINEftlNGONRATIONSCATEGORYBG-1PRESSURERETAININGBOLTSANDSTUDSPARTI.D.ITEMNO.PROCEDURENO.EXAMREMARKSNRI=NoRecordableIndicationsSTUD57Bl.8ISE-QAI-327ISE-QAI-328UTMTNRINRISTUD58B1.8ISE-QAI-327ISE-QAI-328NRINRISTUD59B1.8ISE-QAI-327ISE-QAI-328NRINRISTUD60Bl.8ISE-QAI-327ISE-QAI-328NRINRISTUD61B1.8ISE-QAI-327ISE-QAI-328NRINRISTUD62Bl.8ISE-QAI-327ISE-QAI-328NRINRISTUD63B1.8ISE-QAI-327.ISE-QAI-328NRINRIGENERALELECTRICIII.74 SERVICEANYTME...ANYWHEREINHALLATION4$(RVICEENOINNklM0ONRAIIONSCATEGORYBG-1PRESSURERETAININGBOLTSANDSTUDSPARTI.D.ITEMNO.PROCEDURENO.EXAMREMARKSNRI=NoRecordableIndicationsSTUD64Bl.8ISE-QAI-327ISE-QAI-328NRINRISTUD65Bl.8ISE-QAI-327ISE-QAI-328UTMTNRINRISTUD66B1.8ISE-QAI-327ISE-QAI-328NRINRISTUD67B1.8ISE-QAI-327ISE-QAI-328NRINRISTUD68B1.8ISE-QAI-327ISE-QAI-328NRINRISTUD69Bl.8ISE-QAI-327ISE-QAI-328NRINRISTUD70B1.8ISE-QAI-327ISE-QAI-328UTMTNRINRIGENERALELECTRICIII.75 Ll SERVICEANYTIME...ANYWHEREINSTARAIIONC5IRVICSkNGINullNOOtlRA'IION5CATEGORYBG-1PRESSURERETAININGBOLTSANDSTUDSPARTI.D.ITEMNO.PROCEDURENO.EXAMREMARKSNRINoRecordableIndicationsSTUD71B1.8ISE-QAI-327ISE-QAI-328NRINRISTUD72B1.8ISE-QAI-327ISE-QAI-328UTMTNRINRISTUD73B1.8ISE-QAI-327ISE-QAI-328UTMTNRINRISTUD74B1.8ISE-QAI-327ISE-QAI-328NRINRISTUD75B1.8ISE-QAI-327ISE-QAI-328NRINRISTUD76Usedasacalibrationstandardnotinspectedwithclosurestuds.STUD76RB1.8ISE-QAI-327ISE-QAI-328NRIInspectedasS-4-Alldatafor76RisfiledwithNRIthePieceNo.DesignationS-4.GENERALELECTRICIII.76 I0t'pi SEAVICEANYTlQE-.ANYWHEREINSTAL4LTICNL5CIIVlCtKNGIN'EERINOINYISIONCATEGORYBG-lLIGAMENTSBETWEENTHREADEDSTUDHOLESPART,I.D.ITEMNO.PROCEDURENO.EXAMREMARKSNRI=NoRecordableIndicationsFLANGELIGAMENTSUNIT8lBl.9ISE-QAI-326UTNRIGENERALELECTRICIII.77 i

SERVICEANYTWE...ANYYYHEREINTTANATIONA5TAYICTlNQINlllINQOTIAATION5CATEGORYBG-1THREADSINBASEMATERIALPARTI.D.ITEMNO.PROCEDURENO.EXAMREMARKSNAD=NoApparentDefectsTHREADEDSTUDHOLESINVESSELFLANGE81-N6(less81and8'76)Bl.9ISE-QAI-317VTNADTHREADEDSTUDHOLESINVESSELFLANGE816Bl.9ISE-QAI-317VTChangeinThreadSize.SeeControlNumber750andReportNumber7inSectionIV.THREADEDSTUDHOLESINVESSELFLANGE876Bl.9ISE-QAI-317VTMissingThread.SeeControlNumber750andReportNumber7inSectionIV.GENERAL'ELECTRlCIII.78 0,elQl(

SERVICEANYTIQE-.ANYWHEREINSTALIJEIIOHtlPIVICKOlOINEERINOOIVISIONCATEGORYBG-1CLOSUREWASHERSPARTI.D.ITEMNO.PROCEDURENO.EXAMREMARKSNAD=NoApparentDefectsWASHERB1.10ISE-QAI-317VTNADWASHERB1.10ISE-QAI-317VTNADWASHERBl.10ISE-QAI-317VTNADWASHERB1.10ISE-QAI-317VTNADWASHERBI.10ISE-QAI-317VTNADWASHERBI.10ISE-QAI-317VTNADWASHERBl.10IS8-QAI-317VTNADWASHERB1.10ISE-QAI-317VTNADWASHERB1.10ISE-QAI-317VTNADWASHER10B1.10ISE-QAI-317VTNADGENERALELECTRICIII.79 0f,0 SERVICEANYTIME-.ANYWHEREINSTALLATIONSICAVICEDIQlNEQIIN4DNICIONCATEGORYBG-1CLOSUREWASHERSPARTI.D.ITEMNO.PROCEDURENO.EXAMREMARKSNAD=NoApparentDefectsWASHERBl.10ISE"QAI-317VTNADWASHER12B1.10ISE-QAI-317VTNADWASHER13B1.10ISE-QAI-317VTNADWASHER14B1.10ISE-QAI-317VTNADWASHER15B1.10ISE-QAI-317VTNADWASHER16B1.10ISE-QAI-317VTNADWAS)IER17B1.10ISE-QAI-317VTNAD'ASHER18B1.10ISE-QAI-317VTNADWASHER19B1.10ISE-QAI-317VTNADWASHER20B1.10ISE-QAI-317VTNADGEIIEIIALELECTRICIII.80 l,'01,a~r SERVICEANYTQSE-.ANYWHEREINStALLAIIOH~SERVICEENOINEKAlHODAA5IOHCATEGORYBG-1CLOSUREWASHERSPARTI.D.ITEMNO.PROCEDURENO.EX&iREMARKSNAD=NoApparentDefectsWASHER21Bl.loISE-QAI-317VTNADWASHER22B1.10ISE"QAI-317VTNADWASHER23Bl.10ISE-QAI-317VTNADWASHER24B1.10ISE-QAI-317VTNADWASHER25Bl.10ISE-QAI-317VTNADMASHER26Bl.10ISE-QAI-317VTNADMASHER27B1.10ISE-QAI-317VTNADWASHER28B1.10ISE-QAI-317VTNADWASHER29B1.10ISE-QAI-317VTNADWASHER30Bl.10ISE-QAI-317VTNADGEIIEIIALIELECTRICIII.81

SERVICEANYTIME...ANYWHEREINSTALLATION4IEIIVICEENOINEENINOOIVIEIONCATEGORYBG-1CLOSUREWASHERSPARTI.D.ITEMNO.PROCEDURENO.EXAMREMARKSNAD=NoApparentDefectsWASHER31Bl.loISE-QAI-317VTNADWASHER32Bl.10ISE-QAI-317VTNADWASHER33B1.10ISE-QAI-317VTNADWASHER34Bl.10ISE-QAI-317VTNADWASHER35Bl.10ISE-QAI-317NADWASHER36Bl.loISE-QAI-317NADWASHER37Bl.10ISE-QAI-317VTNADWASHER38B1.10ISE-QAI-317VTNADWASHER39Bl.10ISE-QAI-317VTNADWASHER40Bl.10ISE-QAI-317VTNADGEIIEGALELECTRICIII.82

SERVICEAIIYTIME-.AISYWHEREINSTALLATION~SSIIVICSSNOINSSIIINODIVISIONCATEGORYBG-1CLOSUREWASHERSPARTI.D.ITEMNO.PROCEDURENO.EXAMREMARKSHAD=NoApparentDefectsWASHER41BL.LOISE-QAI-317/VTNADWASHER42B1.10ISE-QAI-317VTNADWASHER43BL.LOISE-QAI-317VTNADWASHER44Bl.LOISE-QAI-317VTNADWASHER45B1.10ISE-QAI-317VTNADWASHER46B1.10ISE-QAI-317VTNADWASHER47BL.LOISE-QAI-317VTNADWASHER48B1.10ISE-QAI-317VTNADWASHER.49BL.LOISE-QAI-317VTNADWASHER50BL.LOISE-QAI-3L7VTNADGENERALELECTRICIII.83 00 SERV!CEANYTIME...ANYWHEREINSTALlATION~SSIIVICSSNOINSSIIINODIVISIONCATEGORYBG-1CLOSUREWASHERSPARTI.D.ITEMNO.PROCEDURENO.EXAMREMARKSNAD=NoApparentDefectsWASHER51B1.10ISE-QAI-317VTNADWASHER52B1.10ISE-QAI-317VTNADWASHER53B1.10ISE-QAI-317NADWASHER54Bl.10ISE-QAI-317VTNADWASHER55B1.10IS8-QAI-317VTNADWASHER56Bl.10ISE-QAI-317VTNADWASHER57Bl.10ISE-QAI-317VTNADWASHER58B1.10ISE-QAI-317VTNADWASHER59Bl.10ISE-QAI-317VTNADWASHER60B1.10ISE-QAI-317VTNADGEIIERALELECTRICIII.84 it SERVICEANYTINK...ANYWHEREINSTALIATION~TTAVICCENOINEEIIINOOIVITIONCATEGORYBG-1CLOSUREWASHERSPARTI.D.ITEMNO.PROCEDURENO.EXAMREMARKSNAD=NoApparentDefectsWASHER61B1.10ISE-QAI-317VTNADWASHER62B1.10ISE-QAI-317VTNADWASHER63B1.10ISE-QAI-317VTNADWASHER64B1.10ISE-QAI-317VTNADWASHER65BL.LOISE-QAI-317VTNADWASHER66B1.10ISE-QAI-317VTNADWASHER67BL.10ISE-QAI-317VTNADWASHER68BL.10ISE-QAI-317VTWASHER69BL.LOISE-QAI-317VTNADWASHER70Bl.loISE-QAI-317VTNADGENERALELECTRICIII.85 i

SERVICEANYTQSE...ANYWHEREINSTALLATION~SSIIVICSSNOINSSIIINODIVISIONCATEGORYBG-1CLOSUREWASHERSPARTI.D.ITEMNO.PROCEDURENO.EXAMREMARKSNAD=NoApparentDefectsWASHER71B1.10ISE-QAI-317VTNADWASHER72Bl.10ISE-QAI-317VTNADWASHER73Bl.10ISE"QAI-317VTNADWASHER74B1.10ISE-QAI-317VTNADWASHER75Bl.loISE-QAI-317VTNADWASHER76Bl.10ISE-QAI-317VTNADGENERALELECTRICIII.86

,I:0 SERVICEANYTME...ANYWHEAEINSTALLATION~SLIIVICSSNOINSSIIINODIVISIONCATEGORYBHMANUALULTRASONICEXAMINATIONVESSELSUPPORTSWELDTYPEWELDIDITEMNO.PROCEDUREEXAMREMARKSNRI=NoRecordableIndicationsWELDEDVESSELSUPPORTSKIRTCG(DA-DB)Bl.120BMISE-QAI-321O'WM45'RINRINRIDUETOVESSELCONFIGURATION,WELDOGWASEXAMINEDFROMONE(1)SIDEONLYINACCORDANCEWITHTHEPROVISIONSOFPARAGRAPHI-5I21OFASMESECTIONXI.60'RI0BMNRICG(DB-DC)Bl.12ISE-QAI-3210WM450NRINRI60NRICG(DC-DD)Bl.120BMISE-QAI-321O'WM45'RINRINRI60'RIGENERALELECTRICIII.87

'i10 SERVICEANYTISEE.-ANYWHEREINSSAUATION4SEIIVIOEENOINEEIIINODIVISIONCATEGORYBHMANUALULTRASONICEXAMINATIONVESSELSUPPORTSWELDTYPEWELDIDITEMNO.PROCEDUREEXAMREMARKSNRI=NoRecordableIndicationsWELDEDVESSELSUPPORTSKIRTCG(DD-DE)B1.12ISE-QAI-3210BMNRI0WMNRIDUETOVESSELCONFIGURATION,WELDCGWASEXAMINEDFROMONE(1)SIDEONLYINACCORDANCEWITHTHEPROVISIONSOFPARAGRAPHI-5I21OFASMESECTIONXI.45'RI60'RICG(DE-DF)B1.12ISE-QAI-3210BMNRI0WMNRI45'RI60'RICG(DF-DA)B1.12ISE-QAI-3210BMNRI0WMNRI45'RI60'RIGENERALELECTRICIII.88 t~

INSTALLATION4SKAVICEENQINKBIINOCNVISIONCATEGORYBI-1INTERIORCLADSURFACESOFREACTORVESSELSITEMI.D.ITEMNO.AZIMUTHELEVATIONPROCEDUREEXAMREMARKSCLADPATCHESB1.1490'24"160A7807SUPP.HVTSATISFACTORYB1.14270'24"160A7807SUPP.HVTSATISFACTORYB1.1460'37"-160A7807SUPP.HVTSATISFACTORYBl.14-150'22<<160A7807SUPP.HVTSATISFACTORYBl.14240'37"160A7807SUPP.HVTSATISFACTORYBl.14330'22II160A7807SUPP.HVTSATISFACTORYGENERALELECTRICIII.89 SERVICEANYTIME...ASSYWNEREINSTAllATIONhSfIIVIOSENOINSKIIINOOIVISIONCATEGORYBN-1INTERIOROFREACTORVESSELSSYSTEMITEMNO.PROCEDURENO.EXAMREMARKSSTEAMDRYER,SHROUDANDSEPARATORB1.15160A7807SUPPLEMENTAVTSATISFACTORYNote:AvisualexaminationwillberepeatedduringthefinalinstallationoftheSteamDryer,ShroudandSeparator.Theresultswillbedocumentedandincludedintothisreportasasupplement.JETPUMPINSTRUMENTASSEMBLY6SUPPORTMELDSB1.15160A7807SUPPLEMENTBVTSATISFACTORYJETPUMP6SHROUDANNULUSB1.15160A7807SUPPLEMENTCVTSATISFACTORYGENERALELECTRICIII.90 Iil SfRVICfANYTQCE...ANYWHEREINSSAIIASIONASSAVICSSNGINHAINGOtIAASIONSCATEGORYBN-1INTERIOROFREACTORVESSELSSYSTEMCORESUPPORTPLATEITEMNO.B1.15PROCEDURENO.160A7807SUPPLEMENTDEXAMREMARKSSATISFACTORYINCOREANDCRDASSEMBLYB1.15160A7807SUPPLEMENTFVTSATISFACTORYCORESPRAYHEADERANDSPARGERASSEMBLYB1.15160A7807SUPPLEMENTIVTSATISFACTORYGENERALELECTRIC iIIi SERVICEAHYZW-.KAHYWHEINSTALLATION~SEhVICSSNGINSSIIINOONISIONCATEGORYBN-1INTERIOROFREACTORVESSELSSYSTEMFEEDWATERSPARGERASSEMBLYITEMNO.Bl.15PROCEDURENO.160A7807SUPPLEMENTIEXAMVTSATISFACTORYFUELCELLCOMPONENTSBl.15160A7807SUPPLEMENTKSATISFACTORYTOPGUIDEASSEMBLYB1.15160A7807SUPPLEMENTLVTSATISFACTORYGENERALELECTRICIII.92 4iII,1'0 SENACEANYTlQE-.AHYWHEREIN$fALLATIONAIEIIVlCKKNOINKEllINOCNVI1IOHCATEGORYBN-1INTERIOROFREACTORVESSELSSYSTEMITEMNO.PROCEDURENO.EXAMREMARKSSHROUDWELDBl.15160A7807SUPPLEMENTGVTSATISFACTORYGENERALELECTRICIII.93

SERVlCfANYTIQK-.AHYWHEREINSTALULTlOH~SOIVICIKNGINEQIINODIVISIONCATEGORYBN-2INTERIOROFREACTORVESSELSSYSTEMITEMNO.PROCEDURENO.EXAMREMARKSCORESPRAYBRACKETSBl.16160A7807SUPPLEMENTHVTSATISFACTORYJETPUMPRISERPADSBl.16160A7807SUPPLEMENTHVTSATISFACTORYGUIDERODBRACKETSBl.16160A7807SUPPLEMENTHVTSATISFACTORYGENERALELECTRICIII.94 0i SERVlCEANYTlNE.-ANYWHEREINSTALLATIONSSQIVICSKNOINEKRII40DIVISIONCATEGORYBN-2INTERIOROFREACTORVESSELSSYSTEMSTEAMDRYERSUPPORTANDHOLDDOWNBRACKETSITEMNO.Bl.16PROCEDURENO.160A7807SUPPLEMENTHEXAMVTREMARKS,SATISFACTORYSURVEILLANCESPECIMENBRACKETBl.16160A7807SUPPLEMENTHVTSATISFACTORYCORESUPPORTWELDBl.16160A7807SUPPLEMENTHVTSATISFACTORYGENERALIELECTlllCIII.95

SERVICEANYTIME...ANYWHEREIN5TATIATIONA5TAVICTTNGINTTAINGOTTAATIONSCATEGORYBN-2INTERIOROFREACTORVESSELSSYSTEMITEMNO.PROCEDURENO.EXAMINCOREHOUSINGANDSTUBTUBETOR.P.V.WELDSBl.16160A7807SUPPLEMENTEVTSATISFACTORYFEED'HATERBRACKETSB1.16160A7807SUPPLEMENTHVTSATISFACTORYGENERALIlELECTRICIII.96 IIII SERVICE.ANYTIME...ANYWHEREINSTALLATION4SERVICEDSNOINSSRINODIVISIONCATEGORYBOPRESSURERETAININGWELDSINCONTROLRODHOUSINGSTheweldsinCRDhousingswereexemptedfromvolumetricexaminationbaseduponplantmake-upcapacity.TheywereexaminedforleakageduringsystemhrdroandincludedinCategoryBP.GENERALELECTRICIII.97 j,0 ISERVICEANYTIME...ANYWHEREIN55AIIAIIONASIAYICIINGINNAINGONAAIION5CATEGORYBPEXEMPTEDCOMPONENTSSYSTEMITEMNO.PROCEDURENO.EXAMREMARKS185CRDHOUSINGWELDSBl.19160A78O7SUPPLEMENTJVTNOLEAKAGEGEIIERAL9ELECTRICIII.98

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SERVICEANYTIME...ANYWMERSINSTALLATIONASEEVICEENOINEEEINODIVISIONSUSQUEHANNAUNIT$51SECTIONIVTABLEOFCONTENTSREPORTNUMBERTTTLEEFFECTSOFVESSELCONFIGURATIONONR.P.V.ULTRASONICEXAMINATIONSR.P.V.UNIT81,TOPHEADNOZZLEWELDSN6AANDN6B-RESOLUTIONOFSUPURIOUSUTINDICATIONSSUMMARYREPORT-GEOMETRICUTREFLECTIONSINN3,N4,N5NOZZLESANDIN"CG""KNUCKLE"WELDACCOUSTICVELOCITYANDATTENUATIONDETERMINATIONSOFSA533VERSUSSA508MATERIALSUMMARYREPORTOFLOSSOFUTTRANSDUCERCONTACTDUETOCURVATUREOFCGWELDCOMPOSITEOFTHEMANUALANDREMOTEAUTOMATICPRESERVICEEXAMINATIONSFORSUSQUEHANNAUNIT8'1UNIT81-STUDHOLEDISCREPANCIESREMOTEULTRASONICREPORTGENERALELECTRIC 00, REPORT!flSUMMARYREPORT:EffectofVesselConfigurationonRPVUltrasonicExaminations

REFERENCE:

PennsylvaniaPowerandLightCompanySusquehannaSteamElectricStationContractNo.8856-M-166RPVPre-serviceUltrasonicExaminationThisreportispresentedattherequestofPPSLtodiscusstheeffectoftheRPVconfigurationrelativetotheASMESectionZErequiredultrasonicexaminationsfortheUnitNlvessel.XtshouldbenotedthatthedatapresentedisalsovalidfortheUnitN2vessel.ThereferencedconfigurationcausedlimitedexaminationsincodecategoriesBAandBH.Thevesselinterferenceswereofthreetypesandwillbediscussedastotheireffectonspecificwelds.Alistofweldstowhichtherestrictionsapplyispresentedinthesummaryofrestrictions.Thetypesofrestrictionsdiscussedinthisare:1.Thermocouplepads,1"diameterweldedattachment2.Vesselcurvature-asshown3.CRDpenetrations-6"diameter-boredthroughTheequipmentusedtoperformtheexaminationsisdocumentedelsewhereinthepreservicereport.Arepresentativesetislistedheretoillustratethediscussion.BransonSonorayDetectorModel303AerotechTransducers-GammaSeries2.25MHz1"roundand.5"x1"rectangularAerotechwedges.5"x1"luciteCo-axialcable12'G58UTHERMOCOUPLERESTRXCTXONSWeldedthermocouplepadsarelocatedatvariouspointsonthevesselexteriorsurface.WhendesignconsiderationsrequireplacementofthesepadsinorneartheSectionZErequiredexaminationvolume,theyprecludeultrasonicexaminationofaportionofthat.volume.Thesepadsrestrictultrasonicexaminationinthe0,45,and60beam

'0 REPORT/$1-analsusedatSuscuehanna.Theunexaminecvolumeassoc'teŽwiththesethermaeuralpadsvarieswiththeoeamancleus<<=atheexam'na"'onanctnealcmentofthe=ad.Thefollowingdawincsa8usectagaohicallvresenttheseestictansaldtaeSI>>mal>>4>>8'8>>~~C4o~pi~rePigTIZ'82'iguePi~i~e+>>1cu>>lcLc18ThermocoupleThermocoupleThermocoupleThe...Ocaupleicemacoup18es-'-'tionresric~~anrestictLolrestrict'nonweldonweldorweldonwe'or.weldA"oo0CG/FR0A-45,60CG/mC=-~,~0="achbeamarclew'll'"eacdressec'".the-allow.'ncc-'sc.ss.'an.Tas'mpifyclc'a'ansancxepthes'-.,atŽso=unzaminedvo~ecorse~ra"'ve,tnesouncoeamw'oece'edasasing8"ay,measu=eceitner==omi'lecentero=tnetranscuceva>>==onthecentero-aluc'ewedceneasu-edalongtneexitooint.a."othe0recucethe'amancle,='-'houldheno-'&a=hearnsp=adwillesimadvol~eso-unexa~l"'wedmetalevenfuhe=.Oanc60>>a=tne45arcles,hathlateralannulationofthesea=ahuni"andoeamspreac(lateralandvetical)=ecucethees'&tedvo'umeofunexam'wedmetal.Finenathe~zcaupleaccausesshadoweffectonthecoceecuiredvoumethatcannotoe".'alveliminatedoyancula"ar.,nocec'tw'llhe"~cen=ar~".gulat'on.'vc.era....lat"'ancantotallyel.z'>>latetheshaccwe==ec,no=es='c"anca~Jcu'ciY~~~iaz:oiexszs>>'t<<sdseI~iet.8..ocaupl=acisact>>'vno,ma=thananost=c-onta==eesea=..'AAmovementancw.'1'noectonavea00a2:ect.3ZSTHC~OHSTOTH0r~2Ci~VZOHDU"TQT:-"PifOCQVP~~:-MSAsshowninthe=.icu~es,theunexa~i'nedvolumenearathermocouplepadappearsasa.C~}.inder.Thevolumeofthecyl'nderisdeterminedhvotr'k~ess'1wocouL,+~hwsdftccLY,cluencJ.8ca"8.C'C..cpacc"'..eteaha5~+F8~4we1<<wwvaC4%'>>shownvraw>>m1C.,s'ls.awsa-:.8...Ocau=paccan-eda-~a.is='ace...er.occursonwelc~-'5aca'.".":~edrawinc,only20oo"thetotalunexam'nedwe

REPORT/Ilextendsintotherequiredvolume.Theremainderaffectsonlythebasemetalexamination.Thevolumeofthecylinderis35.6in>perpad.Theunexaminedportionoftherequiredvolumeis7.1in3perpad.ThesectionXE(weld+1/2T)volumeofweldAFis54,414in3.Theunexaminedportionoftherequiredweldmetalexaminationvolume.08%.Therequiredvolumeforthebasemetalexaminationis107,421in3.Theunexaminedbasemetalexaminationvolume=.16X.Thevolumeofbasemetalexaminationisonlyfor1sideoftheweldbecausethefullexaminationwasperformedfromonesideonly.Figure1bshowsathermocouplepadcentered7.75"fromtheweldcenterline.ThisplacementoccursonweldBH.OnweldBH,thereisalsoapadcenteredat11.75".Sincetheeffeetofbothoadsisidentical,onlyoneisshownonthedrawing.Bothpadsinthiscase(weldBH)affectonlythebasemetalscan.ThevolumeofunexaminedmetalfromthethermocouplepadsonweldBNis71.2in>.TherequiredbasemetalexaminationvolumeforweldBNis18,949in3.TheunexaminedportionoftherequiredbasemetalvolumeforweldBHI+%~AtheremocouplerestrictionexiststotheOoDC.SincetheeffectissimilartoweldBN,TheunexaminedvolumeforweldDCis64in3.16,108in3.Theunexaminedvolumeis.4%ofbasemetalexamforweldnoillustrationisgiven.Therequfredvolumeistherequirement.Figure1csho~sathermocoupofweldCG.BecauseofthisandweldFR.ThisplacementThevolumeofunexaminedmetexaminationvolumeforweldis.06%oftherequirement.FRis130in3.Theezaminatunexaminedvolumeis,6%oflepadcenteredat1"fromthecenterlineplacement,thepadaffectsbothweldCGoccursin6locationsaroundweldCG.alforweldCGis6in3.TherequiredCGis10,335in3.TheunexaminedvolumeThevolume.ofunexaminedmetalforweldionvolumeforweldFRis18,921in3.Thethetotal.volume.RESTRICTIONSTOANGLEBEAMEXAMINATIONSDUETOTHERMOCOUPLEPADSFigureldshowstherestrictiontoanglebeamexaminationonweldAF.Theunexam'inedvolume3.7in3.TherequiredvolumeforweldAFis54,414in3.Theunexaminedportionis.04%oftherequirement..ThereisathermocouplerestrictionlistedforweldBH.Duethepad'splacement7.75"fromtheweld,thereisnorestrictiontoanglebeamexaminationofweldBH.TheeffectisO.OX.IV.3 REPORT//1ThereisathermocouplerestrictionlistedforweldDC.Duetopadplacement,thereisnorestrictiontotheanglebeamexaminationofweldDC.Theeffectis0.0%.FigurelcshowstherestrictiontoanglebeamexaminationofweldsCGandFR.ThevolumeofunexaminedmetalforweldCGis12inTherequiredexaminationvolumeforweldCGis10,335in.Theunexaminedvolumeis.1%oftherequigedvolume.ThevolumeofunexaminedmetalforweldFRis75in.TheexaminationvolumeforweldFRis18,921in.Theunexaminedvolumeis.4%ofthetotalvolume.CURVATURERESTRICTIONATSKIRTKNUCKLEWELDSCGFR.Intheperformanceofthepre-serviceexaminationsonSusquehannaunits1and2,theweldsCGandFRwereexaminedtogether.Forclarityintheevaluationofexaminationrestrictionsthefollowingshouldbenoted:l.WeldCGistheASMESectionXXcategoryBHweld2.WeldFRisanASMESectionIIINF.IntegralattachmenttothepressureboundaryandassuchisnotwithintheexaminationscopeofSectionXZ.3.Toevaluatetherestrictionsproperly,theexaminationvolumeswillbecalculatedseparately.WeldCGwasfullyexaminedinaccordancewiththerulesofASMESectionXI.NorestrictionduetocurvaturewasnotedonweldCG.WeldFRhadrestrictionstotheultrasonicexaminationsinthe0,4560beamangles.0The0examinationofweldFRwasrestrictedinavolumeasshowninFigure2d.Thisvolumeis6837in.Theunexaminedvolumeis36.1%of'hetotal18,921inforthisweld.45oThe45examinationofweldFRwasrestrictedinavolumeasshown~~infigure2e.Thisvolumeis8427in.Theunexaminedvolumeis44.5%ofthetotal18,921inforthisweld.IV.4

REPORTf/1060The60examinationofweldFRwasrestrictedinavolumeasshowninFigure2f.Thisvolumeis8137in.Theunexaminedvolumeis43.0%ofthetotal18,921inforthisweld.OnweldsDA,DB,DC,DD,DE,andDF,a9.9"longareaofeachweldisshadowedbytheFRweldbuildup.Thisshadowaffectstheultrasonicexaminationofeachweldinthe0basemetal,0weldmetal,45,and60beamangles.Tosimplifycalculationoftheaffectedvolumes,yetremainconservative,thesoundbeamwastreatedasasingleray.Beamspread,ifused,willreduceratherthanincreasetheaffectedvolumes.Creditwastakenforlateralangulationofthesearchunit,whereusedsinceitresultedinasignificantincreasetotheexaminedvolume.ThereisanoverlapofexaminationvolumesforFRandDAthroughDFwelds.Creditwastakenfortheoverlappingvolumeswhereapplicable.00The0basemetalexaminationof0x6.5"thickisshadowedoneachvolumeis2091in.ThereisanfromtheFRexamination,leavingperweld.Theunexaminedvolume16,108inperweld.avolume9.9"longx32.5wideweld(DAthroughDF).This3overlappingvolumeof167inanunexaminedvolumeof1924inisequalto11.9%oftherequiredThe0weldmetalexaminationFigure2aofavolume9.9"longx9.2"widex6.5"thickisshadowedoneachweld(DAthroughDF).Thjsvolumeis592in3.Thereisanoverlappingvolumeof47infromtheFRexaminationleavinganunexaminedvolumeof545inpenweld.Tgeunexaminedvolumeisequalto11.9%ottherecgxired4560inperweld.45The45examinationofthevolumeshowninFigure2bisshadowed.Thisvolumeis278in.Thereisanoverlappingvolumeof121IV.5

REPORT/I1infromtheFRexaminationleavinganunexaminedvolumeof156~3inperweld.Theunexaminedvolumeis3.4%oftherequired4560inperweld.60oThe60examinationo$avolumeasshowninFigure2cisshadowed.Thisvolumeis159in-Thereisanoverlappingvolumeof85infromtheFRexaminationleavinganunexaminedvolumeof74inperweld.Theunexaminedvolumeis1.6%oftherequired4560inperweld.Figure2dshowsacompositeoftheexaminationsoftheshadowedportionofweldsDAthroughDF.Thetotalvolumemissedbyallexaminationanglesis53in.Thisisequalto1.2%ofthetotalexaminationvolumeperweld.Inanefforttoincreasethecoverageoftheunexaminedvolumeand'hepartiallyexaminedvolumes,thefollowinganalysiswasused:1.Noincreasetothe0examinationvolumewaspossibleduetothecurvatureat,theFRtobottomheadjunction.Thiscurvaturecausedlossoftransducercontact.OnUnitNl,smallertransducersweretriedbutwere'unabletogeneratesufficientoutputasnotedinG.E.Lockyer'ssummaryreportonlossofcontact.2.Allbeamanglesintherangeofshearwaves,350to68,wereconsidered.Anglesbelow45wereeliminatedsincetheexaminationcoveragewouldbereduced.Thebeamanglesfrom60to68wereanalyzed.Theseangleswouldallowonlyaverysmallincreaseinthesizeofthepartiallyexaminedvolumeandnoincreaseinthesizeofthecompletelyexaminedvolume.Noanglesabove'68wereconsideredbecauseofthesurfacewave~generationphenomenadescribedbyKrautkramerandSchlengermann.3.Allpertinentvesselmanufacturer'sdrawingswerepresentedtoK.B.Aerotech,whoactedasacon-sultant.Utilizingthedrawings,Aerotechsuggestedanglesinthe40-45and55-60rangeasbeingappropriatefortheexamination.ItwasnotedIV.6

'0 REPORT//1duringthediscussionthatverylittlegaininexaminedvolumewaspossible,withinSectionXIparameters,byananglechange.4.ThepossibilityofexaminationfromthevesselI.D.waseliminatedbecauseofdoublerefractionandscatteringofthesoundbeamduetothecladding.RESTRICTIONTOEXAMINATIONDUETOCRDPENETRATIONSThereare15CRDpenetrationsboredthroughthecenterlineofweldsDGandDH.Byangulationofthesearchunits,therequiredvolumeforeachweldwasexaminedwithintheparametersofSectionXI.Thelimitedscannotedonthedatasheetswastopointoutthatduetothesepenetrations,thetransversescanoftheweldswaslimitedtoonedirectionneartheholes.0gM'ap5'N/l~<<<IV.7 0

~I/~or+~gASiCO'I.>Ceimhort"WRn+~sDveeP.uPa~ni~iJETVOt.uS~t.CP&<:0>FK4<~S'V~gMzrtmoa~Pc~.PnnP.S1IQgtl)Prf/"~]S)),i.It'..')~~+w"~~~)CJ4k 1~

f00l CiItIstI~~GgOyStoIid~RZ'<

REPORT81JgS~~~oo-i~,~l REPORTfkl~c7hiph~VOgIV.12 0'i l05$gFCe~van ieOl y~<osSSo~.c..4(~'r.l.c:55el:CoizV+c7Vi:;,,a~A;jVw~4;y8.)it'g~ait,"tp:"IV('.>%4l~<<':Ppy~)~~Jw%4';R>EB~M-.P~~M-'.~Yea.'Liini~'L"~..'l-i.'.'I.'.,l',,~:...i"'-",.>".'.,'P.,:I..l~/DgIg~gpgqtpggQ6CvlElSSHKDc.D~o~szznpP'<4H55lioaJm,tls~,;~f>Cuhc9b.

gogll'CJllalsAc0Va(amc.ISSA/PcD()y=AL4PPInlG.QOI.u.>)cRSSl/ox~.~i~i~.iVti~.i,W','(r(I9'.9fib~le2c I1

o~o~lg4Qu0s]5cnQogoeJvIOokGgol/5s(5>fly$0 REPORT82PennsylvaniaPowerandLightCompanySusquehannaSteamElectricStationContractHo.8856-M-166RPVPre-ServiceUTExaminationSU!QfARYREPORT:RPV,Unit81,TopheadNozzleWeldsH6AandH6B-ResolutionofSpuriousUTIndications

REFERENCE:

IINTRODUCTIONInordertodocumenttheideas,discussionandactiontakenthroughouttheanalysisofthe"spurious"indicationsdetectedinthesubjectnozzles,thisreportispresentedinfulldetailattherequestofPennsylvaniaPowerandLightCompany.C'III.DISCUSSIOH4mOnDeceber10,1976,aroutineUTexamxnatxononthesubjectnozzles.usinga60'nglebeamwasconductedbyS.Metta,UTLevelII,.andR.Hooper,UTLevelI;usingaSonicMK1(SerialHo.732203)andaccessoryequipmentasspecifiedandcontrolledbyUTprocedureHo.ISE-QA1-325,Rev.2Indicationsweredetectedofvaryingmagnitude(25XDACtoashighas5dBabove100XDAC),ranginginapparentdepthfromapproximately1.5inchesto3.0inches(maximummagnitudesat2.0inchesto2.5inches).Depthsvarieddependingontransducerpositiononthesurfaceofthehead,whichrangedfrom4.5to8.0inchesfromthecenter-lineoftheweld.Figure1showsaplanviewoftheoutsidetopheadassembly,aswellasanenlargedviewofthesurfacescanpattern(typicalofbothnozzles)wheretheindicationsweredetected.Figure2isasectionthroughanozzlealongthe0/180'eferenceline,andshowsatypicaltransducerpositionfora100+XDACindicationatanapparentdepthof2.5inches.Thisindicationcouldbefingerdampenedontheinsidesurfaceoftheheadwhichwasnominally3.5inchesindepthorthickness..IV.17GENERAL'LECTR)C

'ij0I1i REPORT//2Note:ItisimportanttomentionthatprocedureISE-QA1-325,Rev.2,requiredcalibrationoftheUTinspectionsystemin"depth",ratherthan"metalpath".Theobviousquestionis...howdoesonefingerdampenanindicationatanapparentdepthof2.5inchesonasurfacewhichisequivalentto3.5inchesindepthfromthescanningsurface.Thisquestionleadtotheinitialanalysisinvolvingmodeconversion,whichlaterprovedto-Ibeincoxrect.A.InitialAnalsis.Itiswell-known,andrecognisedinthecode,thatmodeconversionusing60anglebeamisoftenaproblem,particularlywithreflectorsorientedperpendiculartoanoppositereflectingsurfacewhichisparalleltothescanningsurface.Inordertoillustratethispoint,'onsiderthecaseofobliqueincidenceofashearwaveatafreesurface;i.e.,asurfaceboundedbyair.Thedirecti'onofthere-flectedshearandlongit'udinalwavesisgivenintermsoftheincidentwavebySnell'slaw:where$~.incidentS-waveangleereflectedL-waveangleVs~S-wavevelocityinthemediumVL~L-wavevelocityinthemediumAsillustratedinFigure3,theangleofthereflectedS-waveequalstheincidentS-waveuptothecriticalanglewhichisshowntobearound30inthegraphofFigure3.ThesignificanceofthisillustrationisthatatanincidentS-waveangleapproaching30'ostoftheenergyisconvertedandreflectedasanL-wave;theequationsdefining,therelativeamplitudesoftherespectivewavesarecomplez.anddonotserveourpurpose.Beyondthe"critical"IV.18GENERALl<LECTRlC REPORT82angletheL-wavedisappearsandalltheenergyreflectedisintheformofanS-waveagain.Thisphenomenonhaspracticalimplicationsasitrelatestothe2XmillednotchinanASMESectionXIcalibration.block.Inordertoamplifythispoint,considertheenlargedsketchofsuchanotch,andtheincidentS-waveat60'howninFigure4.Asdepicted,afterreflection.fromtheoppositesurfaceoftheblock,theenergyis'incidentatthefaceofthenotchat30,whichistheangleforconversionoftheS-wavetopredominantlyL-waveenergy.Mehave1indicatedasinglerayinourillustration.Thereflectionofabeamofsoundcontainingadiscreterangeofanglesnear30~producesanindicationfromthenotchofrelativelysmallmagnitude;mostoftheenergybeingconvertedintoanL-waveandIlosttothesystem.UReferringagaintoFigure2,theinitialanalysiswasthatanS-wavetravelingtothebottomsurfaceoftheheadwouldarriveatatimecorrespondingtoone-halfthe3.5inchdepthorabout1.7.inches.Reflectionfromar'eflectororientedfavorably(near'0)tothesurfacecouldproducemodeconversionasdescribedabove.TheL-wavetravelingbacktothesurfacewouldrequireatimeequivalenttoabout0.8inches,sincetheL-wavetravelsatapproximatelytwicethevelocityoftheS-wave.Thetotaltimeequivalentwouldthenbe2.5inches;1.7inchesdownasanS-waveand0.8inchesbackas-anL-wave.Atthispoint,originalfinalacceptanceradiogrhphsoftheseweldswereobtainedforreview.Theseradiographswereofexcellentquality-,andshovednoindicationsofreflectorsintheareasinIV.19GENERAL',ELECTRIC 0

REPORT/f2question.Further,attemptstoverifytheaboveoccurrencewereunsuccessfu1,bothgraphicallyandanalytically.Hindsightintothesituationindicatedthattheinitialanalysiswas,afterall,ratherweak.Inordertoresolvetheproblem,otherequipmentwasusedtoinvestigatethephenomenon.TheuseofaBranson303ononeoccasion,andaBranson301onanotherfailedtoproducetheindications,whichcouldstillbereproducedwiththeoriginalSonicequipment.Itwasobviousatthispointthatthephenomenonwasequipmentrelated.ColloborationwithR.Holt;NEDLevelIII,ledtothefollowinganalysisregardingequipmentpulserepetitionrate.B.PulseReetitionRateAnalsis'eforebeginningthisanalysis,itshouldbestated.thattheintenthereistobedescriptiveratherthanrigorous.Atthesametime,theevidencepresentedvillsubstantiatethefinalconclusionastothecauseofthespuriousindications.'tiswell-known,butlittleobservedasapracticalproblem~thatpulserepetitionratesforcertainsweeprangescanbecriticalinsomeUTapplications.InUTpulse-echoequipment,sweeplengthorrangecontrolandpulserepetitionareintegratedsoastoautomaticallyprovideuniformsweeptracebrilliancewithchangesinrangeorsweeplength.Moreover,someequipmentprovidesforrangesofpulserepetitionbywayofaseparatereprateselectorswitch.Eachrepraterange,inturn,isintegratedwithsweeplengthtoprovidevariablepulserepetitionwithchangesinsweeplength.IV.20GENEIIALELECTRIC 0',,

REPORT/32ariththisinmind,theoriginalSonicequipmentwascalibratedusingadifferentsweeprangesetting;i.e.,azeroto10inchrangeinsteadofazeroto5inchrange.Theindicationspreviouslyreporteddisappeaxed.Theoriginalcalibrationwasrepeated,andtheindicationsreturned.Whiletheindicationswerevisibleonthescreentherepetitionrateselectorswitch'waschanged.fromthe3000rangetothe1000range;againtheindicationsdisappeared.ariththeequipmentsetupinthismanner,thesweepwasdelayedtothelefttorevealanindicationfromageometricreflectoratametalpathofapproximately27inches.'The"spurious"indicationsoriginallyrecordedatadepthof1.5to3.0incheswere,infact,causedbygeometricreflectionwithinthenozzleatadistancefarbeyondtherangeofinterest.Themagnitudeanddepthvariedwithchangesintransducerpositionbutallwereconfirmedtohaveresultedfrompartgeometryrathexthanflaws.,Thehighreprateatthe3000rangecreatedwhat,arereferredtoasa"wraparound"indicationswhoseapparentdepthswerewithinthecalibratedrangeofinterest.ThefollowingdiscussionsummarizestheessentialaspectsofapresentationmadebythewritertopersonnelfromPP&L,theixAuthorizedInspectors,andG.E.I&SE.IllustratedinFigure5isasquarewavesuperimposedandinsyncwithasawtoothvoltage.ThesawtoothcausestheCRT.sweepfromleft;to-right;alowandahighrepratearecompared.Thesquarewaveprovidessweepbrilliancefromleft.-to-rightanddarknessonthereturn.ImmediatelybelowthesevoltagerepresentationsistheCRTpresentationofthebacksurfacereflectionfromtheblockshownatthyleft.This"picture"isrepeatedatafrequencyIV.21GENERALO-ELECTRIC

~'!e REPORT82correspondingtothepulserepetition.Atareprateof1000persecond,forexample,the"picture"repeats1000timespersecond,1IIIprovidingpersistencyofvisionontheCRT.Duringthedarktimebetweenpulses,thesoundreverberatesbackandforthintheblock(illustratedbythedottedmultipleorderindicationsofthebacksurface),finallydyingoutbeforethenextrepetitionasshownforthelowreprateillustrati'on.However,asshowninthelowerportionofthefigure,ifthereprateistoohighthemultiplesofthebacksurfacemaynothavecompletelydiedoutbeforeIthenextpulseisrepeated.Thisresultsinsuperimposingthenext~I"p'icture"overadistantmultipleorderofthebacksurfaceasillustrated.'igure6showsthexeflectionfromthenozzlegeometrywhichledtothepxoblem.Acalibrationinmetalpathwasmadeas'llus-tratedinordertoverifytheoveralldistancetothereflector;totalmetalpathtothereflectorwasdeterminedtobe27.2inches.Thesoundpathtothereflectorcouldbeverifiedbydampingtheindicationatreflectionpointsonboth'heinsideandtheoutsideofthenozzle.Carefulgraphicalanalysisconfirmedtheseresults.ComparisonoftheeffectoflowandhighrepratesisshownatthebottomofFigure6forthissituation.III.CONCLUSIONHavingprovedtheoriginofthe"spurious"indicationtothe"satis-factionofthecustomerandtheirAuthorizedInspectors,itwasdecidedtoperformacomplete60'nglebeamreinspectionoftheN6nozzlesataninstrumentreprateof1000.Thisinspection,whichrevealednoGEL:KFPxecordableindications,isapartofthepermanentrecord.+)~h~G..ockyer~LevelIIIManager,NDTProductServiceBuilding6-Room227IV.22CERERALO-ELECTRIC 0'

STUDNo99STUDMt0REPORT82SERVICF./~AG(TOPHKAOTOFLANGE)AHYTIMG.-AHYWHEBEINSTAHATIONASTAVICtSNOINISRINOOIVISION/d~/1'H'4ttOiOH!SSo~HG~]/ISS~ISSUEIglooSTUDl4o59STUDHo.SSPl.kkVl'EW[DUtSIDC-torIICADASSCNIITl:5'vRFr4C6'bCYGTSZhJ'/01'igure1.PlanviewoftopheadandtransducerscanpatternontypicalN6nozzle.IV.23SL%lIIll 2~Aa>>ZePPtZ002yI>>~00nZnHeldCenterLine7~gICPointDampenedFigure2.SectionthroughN6nozzleat0'/180',showingtypicalindicationatapparent2.5"depth.

~~0' SERVICENormalRZPORT/P2ANYT(ME...ANYWHEREIN5IAIIAIIONA5NVIC5INOINIIRINOPIVI5IONXnterfaceSteelAirObliqueIncidenceofShearWave1.0S-WaveL-Wavel0203040AngleofIncidenceFigure3.Amplitudesofreflectedcomponentsgeneratedatafreesurfacebyanincidentshearwaveinsteel.

0 SERV(CE.REPORT82ANYTIME...hNYWHEREIH5IALLAIIONASIAVIC5KNOINIIRINODIVI5IONSc.wMuLb54SUE,FŽ<c:S~4Io~eY5:V~EV.26 I

Figure5.Squareandsawtoothvoltages,andCRTpresentationofblockreflectionsforalowandahighpulserepetitionrate.

SFRV'CCANYTIME...AHYWHCACf1ILN4IION~IIIVICI'NIIIW4DIVI$IONREPORTP2+)L~iSc~itgeP7a~6'o004oScfze<uRA&Zo5ou<eg~P'RA-T6'Dco5'KAUSo<So)QgAMSo~3o3,SoM~4geeChi~3Figure6.Illustrationofgeometricreflector,inN6nozzle,andcomparisonoflowandhighpulserepetitionrate.IV.28 0

RFPORT83

SUBJECT:

SummaryReport-GeometricUTReflectionsinN3,N4,N5NozzlesUsing60'ngleBeam,andinCG"Knuckle"VeldUsing45'ngleBeam

REFERENCE:

PennsylvaniaPowerandLightCo.SusquehannaSteamElectricStationContractNumber8856-?3-166RPUPre-ServiceExaminationXnultrasonicweldtesting,indi'cationsfromcomponentcon'figurationcanbeanalyzedbypuregeometricreflectionconcepts.WhilemodeconversionatobliqueincidenceexiststoasignificantextentintheseUTapplications,theassociatedchangeswhichtakeplaceinvelocityanddirectiongenerallyeliminatemodeconversionasaconsiderationwherereflectionsfromcomponentgeometryareconcerned.Therefore,theanalysis'ofthegeometricreflectionsinthesubjectweldsfollow'sthebasicincidence/reflectionlawsof.optics.Toillustratetheconceptsinvolved'onsiderFigure1,"whereinatypicalnozzlegeometryandrelatedweldlocaticm,aswellastransducerposi-tionandsoundbeamareQ.lustrated.Asshown,normal(perp'endicular)geometricreflectionfromtheinnerradiusofthenozzleoccursforonly'hoserayswhichpassthroughthegeometriccenterofthenozzleradius.Ofcourse,thegreatestgeometricreflection'illustratedisassociatedwiththattransducerposition(A)whichdirectsthemostintenseportionofthebeam(centralray)throughthegeometriccenteroftheradius,atwhichpointitreturnsdirectlybackalongthecentralraytothetransducer.However,itisparticularlysignificanttonotethatinthispositionthebeamisnolongerinterrogatingthematerialvolumeofinterestforthisscandirection.Withinthescanningzoneofinterest,i,tis,thelessintenseraystowardtheedgeofthebeamwhichproducethegeometricincidence/reflectioncausingtheindicationsfromthenozzleradiusasshownfortransducerpositionsBandC.IU.29GENEIIALeELECTRIC REPORT83Inordertoverifythesub)ectweldgeometryreflectionsbygraphicalmeans,itwasnecessarytocalibratetheUTsystemin"metalpath"ratherthanin"depth"asrequiredbytheapplicableprocedure.Calibrationinmetalpathprovidesagraphicaldoublecheckonthevalidityoftransducerposition,beamangleandsounddistancetraveledinrelationto.componentgeometry.Accordingly,Figures2,3and4showtypicalgraphicalrpresentationswhichverifythegeometricreflectionsreportedfortheN3,N4andN5noza1esrespectively..ThegeometricreflectionfromtheinsidecurvatureoftheCGweldIusing45anglebeamisshowninFigure5.Asillustrated,themaximumIindication'romthisinsidesurfaceoccursatthatpointwhere.thetrans-ducerisinapositiontoprovidepuregeometricreflectionfromsomeportionofthebeam.Theinformationaboveispresentedtoserve'sa"base-line"againstwhichgeometricreflectionsdetectedintheseweldsduringsubsequentUTSIinspectionscanbecompared.Obviously,variationsin"magnitudeofindication,aswellasmetalpathdistances,willoccurwithvaryingtransducerposition.andbeamangleandshouldbeconsideredinfuturecomparisons.P'~~l~(~>G..Lckyer,LevelIII~"lfanager,NDTProductServiceBuilding6-Room227GEL:KEFIV.80 00 TransducerIndexPointCenterofNozzleRadiusgeo~@9~ec~gQVesselWallelCOMeldgScclc:1cm1in..VlMdVgzIzPigure~c0Z002taaZ'c04.TypicalgeometricreflectionfromradiusofN5nozzleMP12.2"determinedbyUTmeasurementagreeswellwithgraphicaldetermination.

I'0 TransducerXndexPoint)~')~g,CenterofNozzleRadius~C.gQ~gogee0VesselWallLLIJN.NggIJgXiXXFigure3.v~r5a0gao'rEww~rWeldScale:1cm~1in.1Typical.geometricreflectionfromradiusofN4nozzle;HP=12.4"determinedbyUTmeasurementagreeswellwithgraphicaldetermination.

,~1,0, ygwaSCUCBgPeStVLaMSCCVW<Cor-Q099L6RADI05e>"60roUESSBLQJALLtQOCIQtl)~illgXgZ~d~0W~0Z00zIz~0zvlzWFigurel.Geometricreflectionsandrelatedsoundmetalpathsfearvarioustransducerpositionsinatypicalnozzle.~~

I~'0 TransducerIndexPoint=CenterofNozzleRadiusgo>e<~~pe<~~QCgeogsc~rQVesselWallLQWd5pRl5~eeove>D2O0ZeX~QeZe,Figure2.WeldgScale:1cm~1in.TypicalgeometricreflectionfromradiusofN3nozzle;HP~15.8"determinedbyUTmeasurementagreeswellwithgraphicaldetermination.

il~'!

SERVICEREPORT/l30'NYTIWIf...At(YYIHfRfIN5IA55AIIONC55CVICC(HOINIICINOOIVIIIOHQlpg,hI15l)uC.PIC[,Uccx,Po(MTCetQ>TT(@hJbSULEIZLlJbl~gPdtH7IV.35 f~~lio'ccAuYTrH...as;vyir.=Pic.JPIHOlALLAT<DII4SRVICECiiGINEfAIHGOIVISIONJanuary14,1977PAGE1REPORTf!4

SUBJECT:

AcousticVelocityandAttenuationDeterminations:ReactorPressureVesselCalibrationStandardsjjl;jj2andjj3(SA533)andUpperVesselandHatingTopHeadFlanges(SA508)

REFERENCE:

ASHEBoilerandPressureVesselCode,SectionIX,1974Edition,Summer1975,ParagraphI-3121(BlockSelection)DRAWINGS:GE-160-76C-0087Rev.1ReactorPressureVesselStd.gGE-160-76C-0088Rev.0ReactorPress'ureVesselStd.g2GE-160-76C-0089Rev.0ReactorPressureVesselStd.g3CBIN-27Rev.3ShelIFlangeDetai1sParagraphl-3121'referencedabove)requiresthat"...(3)whenitisnotpossibletofabricatetheblockfrommaterialtakenfrom'hecomponent,itmaybefabricatedfromamaterialofaspecificationincludedintheapplicableexaminationvolumesofthecomponent.Theacousticvelocityandattenuationofsuchablockshallbedemonstratedtofallwithintherangeofstraightbeamlongitudinalwavevelocityandattenuationfoundintheunclad,component."Accordingly,UTExaminationTeamjj4(S.HettaandR.Hooper)performedvelocityandattenuationevaluationsonthesubjectmaterials,VELOCITyCOHPARISONCALIBRATION:NOTE:(January11,1977)CalibratedtheSonicHK1with220thicknessAdaptertothe28.00"and'17.00"dimensionsonCal.Std.jjlandjj3respectively.The220Adapterhasarangeof20.00",Inordertogetthe28.00"range-theVelocityAdjustmentwashalvedandthereadingstakenofftheDigitalReadOutwere+>ofthe"real"readings.IV.360EWE8AL"';i'ELE0'7PiIC If1~l0 REPORTiI4Page2It<~tALLAT>b'hSLRVICtticG:i<tthn.G0>wS<C'MEXAMINATION:MEASUREDONBLOCK27.95>>695IIDIGITALREADING13.988.48X2=X2~27.96>>1.6.96>>MEASUREBYSONICHKIMEASUREONVESSELFLANGEDIGITALREADINGMEASUREBY~SONICHK126.0026.0026.0026~0013.0013.0113.02.13.00X2=X2~X2=X2=26.00>>26.02>>26.04<<26.00NOTE:Readingstakenonbottomsideof"flange;(Noinstumentsettingswerechanged.)SeeFigure1.The,techniqueandresultsdescribedaboveforvelositycomparisonaresufficienttoshowthatthesubjectmaterials(SA533andSA508)are."...withintherange..."ofvelocityrequiredbytheCode.ATTENUATIONCOMPARISON(January13,1977),CALIBRATION:ThetransduerwaspositionedonRPVStandardg2atapproximately13/4"fromtheedgeasshowninFigure2.Thesignalamplitudefromthebacksurfacewasthensetat80%FSH.Thiswasthe.primaryreferancelevel.EXAMINATION:Thetransducerwasplacedat4locationsbetweenthestudholesontheTopHeadF.langeatapproximately3/4>>fromtheedgeoftheODsurface(SeeFigure3).Thebacksurfacesignalwasthenadjustedtodeterminethedbdifferencenecessarytoobtainthe80%FSHprimaryreferencelevel(SeeTable1).IV.37'6Ef!EPaALf~;.~r'c;)ELEC7RtC

~'i:;.~Fvsicrg-rfJAttYT1:..a..rAttYVttr.r\6~J:~IHCTACCATIOII&CRVICCcrrGIIrccAIIIGolvlslorIREPORTII4Page3TABLEPositiondbDifference1234NOTE:HinusdbreadingscorrespondtoahigheramplitudeontheTopFlangewhichisonthe"safe"side.Thistechnique,althoughnotsufficentforaquantitativedeterminationofaco'usticattenuation,showsthatthesematerialsare"...withintherange..."ofattenuationrequiredbytheCode.G.E.Lockyer'DTLevel111ccB.W.WilkinsIV.38GEtt8ttALj"'(gi)ELECTRlC'r~

el0 SERVICEREPORTII4AMYTV48...JVSYW%REi-INSTALLATION~SShVICKSNGINSSNINOOIVISIONrIIIlCBlN-27Rev.¹3Sect.A-A26"Q<<QTRANSDUCERPgI('gPljFLQIUGlFIV.39GENERAL@ELECTRICI/(4(T7 I1i'

.IiyCpy()SziVlCK~~AiiYTS:.'X...r,ivvri-~i7e)REPORT/l4INSTALLATIONSSSRVICKSNGINSCRINQDIVISIONI)IIIIl~I~ITg+USDOCI-=m~'P0SLTLo&

REPORTf34INSSALMTIONdSERVICESNGINKSRINGDIVISION+g+SLS5DOC,Cg.'@OSEYLOMSXp(~@+hi+Q(I~IlfPOSIT'lO~F<6uecp,'+VwoPH~+DFLIN6EV.41GEIIERALQOIELECTRICZ.LI(I+(~~

e,0 REPORT/$5AEE~...ANYWRKRKIHCTAI.LATIOH4SKIIVICEfRQINEKIIINOOIVISION

Subject:

SumnaryReportoflossofUZTransducerContactDuetoCurvatureofCGWeldREFEfKNCE:PennsylvaniaPowerandLightCompanySusquehax~aSteamElectricStationContractNumber8856-4I-166RPVPreservicelamination'IheattachedsketchesillustratetheareaofthebasemetalandadjacentweldinthevicinityoftheCGweldwhichcouldnotbeinspectedbecauseoftheloss,ofUZtransducercontactatthecurvaturesasshown.IhecenterlineoftheCOweldaspaintedonthevesselsurface,isreallyattheedgeoftheCGweldshownonthesketch.'IheareaofnoUZinspectionextendedfrom2"to6"fromthepaintedcenterlineduringinspectionofweldCG.'IhesecurvaturesalsocausedlossofcontactaffectingweldsDA,DB,DC,DD,DE,andDFfromAAtoskirtandfrom~toAJ.Itshouldbenotedthat,althoughtheuseofsmallertransducersveldhaveimprovedcontactarea,anallert~ucersweredeterminedtobeinadequatebecauseofinsufficientoutput.GeorgeE.Lockyer,LevelIIIManagerASBD-NDZIV.42.-GENERALELECTRIC e,~I REPORTf35'Kt-RO+IV.43 f

REFORT850q6$o$o1'entC>zsgPpp~p>ipFgo)$0IV.44 I~00 REPORT86COMPOSITEOFTHEMANUALANDREMOTEAUTOMATICPRESERVICEEXAMINATIONSFORSUSQUEHANNAUNIT/PlCompositeincludesallexclusionstothebaselineexaminationandthebasis/justificationfortheexclusions.GeneralElectricCompanyMaschellmacOfficeComplex1000FirstAvenueKingofPrussia,PA19406IV.45 l~'

REPORTf/6CATEGORYBAPRESSURERETAININGWELDSINREACTORVESSELCIRCUMFERENTIALSHELLWELDSWELDSEAMAAAATOPSIDERemoteAutomaticExaminationCoveraeTherewerefive(5)interferencesonweldseamAAtopthatcausedmissedareasduringtheremoteautomaticexamination.Thesewere:INozzleNIANozzleNIBNozzleN8ANozzleN8BSurfaceGouge66"Missed66"Missed36"Missed36"Missed4"Missed*TOTAL208""Missed'IhecircumferenceofweldseamAAis837".Theinterferencescaused24.85percentofweldseamAAtoptobemissedduringtheremoteautomaticexamination.*The4"missedduetothesurfacegougewillbeexaminedduringthefirstISI.Thesurfacehasbeenconditionedtoallowexamination.Themissedareawillatthattimebecome24.37percent.ManualExaminationCoveraeThenozzleinterferenceslistedfortheautomaticexaminationdonotexistforthemanualexamination.ThenozzlesNl'sandN8'sarefarenoughfromtheweldcenterlinetoallowacompleteexaminationinaccordancewithParagraphI-5121ofSectionXI,AppendixI.AABOTTOMSIDERemoteAutomaticExamination-NotPerformedManualExaminationCoveraeNointerferences.Onehundredpercentcoverage.IV,46

'e REPORT86SUMMARYWELDSEAMAAOnehundredpercentofweldseamAAwasmanuallyexaminedinaccordancewithAppendixIofASMESectionXI.Inaddition,75.15percentofthetopsideofweldseamAAwasexaminedusingremoteautomaticequipment.Manualdataexistsforthe-12s42percentoftheweldseammissedbytheremotescannerandwhencombinedwiththeremoteexaminationdataprovides100'percentcoverage.RecommendationforISIExaminethemissedareasofAAtopmanuallywhileexaminingAAbottom.WELDSEAMABRemoteAutomaticExaminationCoveraeWeldseamABwasexamined100percentbytheremoteautomaticequipment.WELDSEAMACRemoteAutomaticExaminationCoveraeWeldseamACwasexamined100percentbytheremoteautomaticequipment.WELDSEAMADADTOPSIDERemoteAutomaticExaminationNotperformed.ManualExaminationCoveraeNointerferences-100percentcoverage.ADBOTTOMSIDERemoteAutomaticExaminationCoveraeThereweretwo(2)interferencesonweldseamADhottomthatcausedmissedareasduringtheremoteautomaticexamination.Thesewere:IV.47 4'

REPORT/36ADBOTTOMSIDE(Continued)NozzleN11ANozzleN11B47"Missed41"MissedTOTAL88"MissedThecircumferenceofweldseamADis838".Theinterferencescaused10.5percentofweldseamADbottomtobemissedduringtheremoteautomaticexamination.ManualExaminationCoveraeNointerferences-100percentcoverage.SUMMARYFORWELDSEAMADOne=hundredpercentofweldseamADwasmanuallyexaminedinaccordancewithAppendixIofASMESectionXI.Inaddition,89.5percentofthebottomsideofweldseamADwasexaminedusingremoteautomaticequipment.Manualdataexists'forthe5.25percentoftheweld"seammissedbytheremotescannerandw?yncombinedwiththeremoteexaminationdataprovides100percentcoverage.RecommendationforISIExaminethemissedareasofADbottommanuallywhileexaminingADtop.WELDSEAMAEManualExaminationCoveraeWeldseamAEwasexamined100percentbymanualtechniques.IV.48 Si REPORT/f6ManualExaminationCoveraeWeldseamAFwasexamined100percentfromonesideinaccordancewithParagraph1-5121ofASMESectionXl,AppendixI.Inaddition,a0onlyexaminationofweldAFwasperformedfromthetopsurfaceofthevesselflange.EXCLUSIONSNoexclusionsarerequiredforthereactorpressurevesselcircumferentialweldsAA,AB,AC,AD,JAEandAF.I'V.49

!I REPORTf16CATEGORYBAPRESSURERETAININGNELDSINREACTORVESSELLONGITUDINALSHELLWELDSWELDSEAMBARemoteAutomaticExaminationCoveraeTherewasonet,'1)interference,,onweldseamBAleftsidethatcausedamissedareaduringtheremoteautomaticexamination.Thiswas:NozzleN2KThelengthofweldseamBAis137".43"MissedTheinterferencecaused31.38percentofweldseamBAleftsidetobemissedduringtheremoteautomaticexamination.ManualExaminationCoveraeNointerference.Onehundredpercentcoverage.SUMhQRYWELDSEAMBAEighty-fourandthree-tenthpercentofweldseamBAwasexaminedinaccordancewithAppendixIofASMESectionXIusingremoteautomatictechniques.Manualdataexistsforthe15.7percentoftheweldseammissedbytheremotescannerandwhencombinedwiththeremoteexaminationdataprovides100percentcoverage.RecommendationforISIExcludethe15.7percentofweldseamBAmissedbytheremotescanner.Justification:Radiationexposureandrestrictedaccess.The84.3percentexaminedprovidesadequatesamplingtodeterminetheconditionoftheweldseam.IV.50 REPORT86WELDSEAMBBBBLEFTSIDECWRemoteAutomaticExaminationCoveraeTherewasone(1)interferenceonweldseamBBleftsidethatcausedamissedareaduringtheremoteautomaticexamination.Thiswas:NozzleN2C46"h1issedThelengthofweldseamBBis137".Theinterferencecaused33.57percentofweldseamBBleftsidetobemissedduringtheremoteautomaticexamination.ManualExaminationCoveraeNointerference.Onehundredpercentcoverage.BBRIGHTSIDECCWRemoteAutomaticExaminationCoveraeNointerference.Onehundredpercentcoverage.SUMMARYWELDSEAMBBEighty-threeandtwo-tenthpercentofweldseamBBwasexaminedinaccordancewithAppendixIofASh1ESectionXIusingremoteautomatictechniques.h1anualdataexistsforthe16.8percentoftheweldseammissedbytheremotescannerandwhencombinedwiththeremoteexamination,dataprovides100percentcoverage.RecommendationforISIExcludethe16.8percentofweldseamBBmissedbytheremoteexamination.SamelogicasweldseamBA.WELDSEAMBCRemoteAutomaticExaminationCoveraeTherewasone(1)interferenceonweldseamBCleftsidethatcausedamissedareaduringtheremoteautomaticexamination.Thiswas:NozzleN2F44"h1issedIV.51

,)',IlII REPORT/l6WELDSEAMBC(Continued)ThelengthofweldseamBCis137".Theinterferencecaused32.12percentofweldseamBCtobemissedduringtheremoteautomaticexamination.ManualExaminationCoveraeNointerference.Onehundredpercentcoverage.BCRIGHTSIDECCWRemoteAutomaticExaminationCoveraeTherewasone(1)interferenceonweldseamBCrightsidethatcausedamissedareaduringtheremoteautomaticexamination.Thiswas:NozzleN1B69"MissedTheinterferencecaused50.36percentofweldseamBCrightsidetobemissedduringtheremoteautomaticexamination.ManualExaminationCoveraeNointerference.Onehundredpercentcoverage.SUMMARYWELDSEAMBCFifty-eightandeight-tenthpercentofweldseamBCwasexaminedinaccordance'ithAppendixIofASMESectionXIusingremoteautomatictechniques.Manualdataexistsforthe41.2percentoftheweldseammissedbytheremotescannerandwhencombinedwiththeremoteexamination,dataprovides100percentcoverage.RecommendationforISIExcludethe41'percentofweldseamBCmissedbytheremoteexamination.SamelogicasweldseamBA.IV.52 e,

REPORT/J6WELDSEAMBDRemoteAutomaticExaminationCoveraeWeldseamBDwasexamined100percentbytheremoteautomaticequipment.WELDSEAMBERemoteAutomaticExaminationCoveraeWeldseamBEwasexamined100percentbytheremoteautomaticequipment.WELDSEAMBFRemoteAutomaticExaminationCoveraeTherewasone(1)interferenceonweldonweldseamBFleftsidethatcausedamissedareaduringtheremoteautomaticexamination.Thiswas:~NozzleN16B18"MissedThelengthofweldseamBFis137".Theinterferencecaused13.14percentofweldseamBFleftsidetobemissedduringtheremoteautomaticexamination.ManualExaminationCoveraeNointerference.Onehundredpercentcoverage.RemoteAutomaticExaminationCoveraeTherewasone(1)interferenceonweldseamBFrightsidethatcausedamissedareaduringtheremoteautomaticexamination.Thiswas:NozzleN16B44"MissedTheinterferencecaused32.12percentofweldseamBFrightsidetobemissedduringtheremoteautomaticexamination.ManualExaminationCoveraeN16Binterference.Onehundredpercentcoverage*.*NOTE:Anarea15"longwasexaminedinonedirectiononlyforparallelreflectorsinaccordancewiththerequirementsofParagraphI5121ofASMESectionXI,AppendixI.Dt'..53

REPORT/j6SUMMARYWELDSEAMBFSeventy-sevenandfour-tenthpercentofweldseamBFwasexaminedinaccordancewithAppendixIofASlKSectionXIusingremoteautomatictechniques.Manualdataexistsforthe22.6percentoftheweldseammissedbytheremotescannerandwhencombinedwiththeremoteexaminationdataprovides100percentcoverage.RecommendationforISIExcludethe22.6percentofweldseamBFmissedbytheremoteexamination.SamelogicasweldseamBA.NELDSEAMBGRemoteAutomaticExaminationCoveraeTherewasone(1)interferenceonweldseamBGleftsidethatcausedamissedareaduringtheremoteautomaticexamination.Thiswas:RPVStabilizerBracket8"MissedThelengthofweldseamBGis137".Theinterferencecaused5.8percentofweldseamBGleftsidetobemissedduringtheremoteautomaticexamination.ManualExaminationCoveraeNointerference.Onehundredpercentcoverage.BGRIGHTSIDECCNRemoteAutomaticExaminationCoveraeTherewasone(1)interferenceonweldseamBGrightsidethatcausedamissedareaduringtheremoteautomaticexamination.Thiswas:RPVStabilizerBracket8"MissedTheinterferencecaused5.8percentofweldseamBGrightsidetobemissedduringtheremoteautomaticexamination.IV.54, 4

REPORT/!6WELDSEAMBG(Continued)ManualExaminationCoveraeNointerference.Onehundredpercentcoverage.SRMARYWELDSEAMBGNinty-fourandtwo-tenthpercentofweldseamBGwasexaminedinaccordancewithAppendixIofASMESectionXIusingremoteautomatictechniques.Manualdataexistsforthe5.8percentoftheweldseammissedbytheremotescanner,andwhencombinedwiththeremoteexaminationdataprovides100percentcoverage.RecommendationforISIExcludethe5.8percentofweldseamBGmissedbytheremoteexamination.SamelogicasweldseamBA.WELDSEAMBHBHLEFTSIDECWRemoteAutomaticExaminationCoveraeTherewasone(1)interferenceonweldseamBHleftsidethatcausedamissedareaduringtheremoteautomaticexamination.Thiswas:RPVStabilizerBracket10"MissedThelengthofweldseamBHis137".Theinterferencecaused7.3percentofweldseamBHleftsidetobemissedduringtheremoteautomaticexamination.ManualExaminationCoveraeNointerference.Onehundredpercentcoverage.BHRIGHTSIDE(CCÃRemoteAutomaticExaminationCoveraeTherewasone(1)interferenceonweldseamBHrightsidethatcausedamissedareaduringtheremoteatuomaticexamination.Thiswas:IV.55

'

REPORT86WELDSEAMBH(Continued)RPVStabilizerBracketll"MissedTheinterferencecaused8.0percentofweldseamBHrightsidetobemissedduringtheremoteautomaticexamination.ManualExaminationCoveraeNointerference.Onehundredpercentcoverage.SUMMARYWELDSEAMBHNinty-twoandfour-tenthpercentofseamBHwasexaminedinaccordancewithAppendixIofASMESectionXIusingremoteautomatictechniques.Manualdataexistsforthe7.6percentoftheweldseammissedbytheremotescannerandwhencombinedwiththeremoteexaminationdataprovides100percentcoverage.RecommendationforISIExcludethe7.6percento'fweldseamBHmissedbytheremoteexamination.SamelogicasweldseamBA.WELDSEAMBJBJLEFTSIDECWRemoteAutomaticExaminationCoveraeTherewasone(1)interferenceonweldseamBJleftsidethatcausedamissedareaduringtheremoteautomaticexamination.Thiswas:RPVStabilizerBracket9"MissedThelengthofweldseamBJis137".Theinterferencecaused6.6percentofweldseamBJleftsidetobemissedduringtheremoteautomaticexamination.ManualExaminationCoveraeNointerference.Onehundredpercentcoverage.IV.56

REPORT86WELDSEAMBJ(Continued)BJRIGHTSIDECCWRemoteAutomaticExaminationCoveraeTherewasone(1)interferenceonweldseamBJrightsidethatcausedamissedareaduringtheremoteautomaticexamination.Thiswas:RPVStabilizerBracket8"MissedTheinterferencecaused5.8percentofweldseamBJrightsidetobemissedduringtheremoteautomaticexamination.ManualExaminationCoveraeNointerference.Onehundredpercentcoverage.SUMMARYWELDSEAMBJNinty-threeandeight-tenthpercentofweld,seamBJwasexaminedinaccordancewithAppendixIofASMESectionXIusingremoteautomatictechniques,Manualdataexistsforthe6.2percentoftheweldseammissedbytheremotescannerandwhencombinedwiththeremoteexaminationdataprovides100percentcoverage.RecommendationforISIExcludethe6.2percentofweldseamBJmissedbytheremoteexamination.SamelogicasweldseamBA.WELDSEAMBKManualExaminationCoveraeNointerference.Onehundredpercentcoverage.WELDSEAMBMManualExaminationCoveraeNointerference.Onehundredpercentcoverage.IV.57

REPORT86WELDSEAMBNManualExaminationCoveraeNointerference.Onehundredpercentcoverage.WELDSEAMBPManualExaminationCoveraeNointerference.Onehundredpercentcoverage.IV.58 4i REPORTf/6CATEGORYBAPRESSURERETAININGWELDSINREACTORVESSELCIRCUMFERENTIALANDMERIDIONALl<ELDSINVESSELHEADSCLOSUREHEADTOP)Thefollowingcircumferentialweldseamswereexaminedmanuallywith100percentcoverage:AG(HeadtoFlange)AH(DollarPlatetoSidePlates)Thefollowingmeridionalweldseamswereexaminedmanuallywith100percentcoverage:DJ(SidePlatetoSidePlate)DK(SidePlatetoSidePlate)DM'SidePlatetoSidePlate)DN(SidePlatetoSidePlate)DP(SidePlatetoSidePlate)DR(SidePlatetoSidePlate)SRMARYFORCLOSUREHEADlKLDSEAMSAllweldseamsintheRPVclosureheadwereexaminedinaccordancewithAppendixIofASMESectionXIusingmanualexaminationtechniques.Therewerenointerferencestotheexamination.BOTTOMHEADThefollowingcircumferentialweldseamwasexaminedmanuallywith100percentcoverage:AJ(DollarPlatetoSidePlates)Thefollowinglongitudinalweldseamswereexaminedmanuallywith100percentcoverage:DG(DollarPlateLongitudinalSeam)DH(DollarPlateLongitudinalSeam)IV.59

,,'I REPORT/!6BOTTOMHEAD(Continued)Thefollowingmeridionalweldseamswereexaminedmanuallywithpartialcoverageduetointerference:DA(SidePlatetoSidePlate)DB(SidePlatetoSidePlate)DC(SidePlatetoSidePlate)DD(SidePlatetoSidePlate)DE(SidePlatetoSidePlate)DF(SidePlatetoSidePlate)TheweldbuildupforthevesselskirtattachmentcausedaninterferencetothemanualexaminationofweldseamsDA-DF.Theinterferencecausedunexaminedvolumesasfollows:0BaseMetalExam00-t'teldMetalExam4SExam60Exam12~aMissed12~~Missed4~~Missed2wMissedAcompositeofallexaminationanglesshowsthatavolumeequalto2percentoftherequiredexaminationvolumeforweldsDA-DFiscompletelyunexamined.Anexclusionofthis2percentwillberequired.IV.60 0

REPORT/36CATEGORYBDPRIMARYNOZZLE-TO-VESSELtbtELDSANDNOZZLEINSIDERADIUSEDSECTIONSThefollowingnozzle-to-vesselweldswereexamined100percentusingremoteautomaticexaminationtechniques:NIAandB-RecirculationOutletNozzlesN2A,B,EFGandK-RecirculationInletNozzlesN3ABCandD-MainSteamOutletNozzlesN4B,CEandF-FeedwaterInletNozzlesNSAandB-CoreSprayInletNozzlesThefollowingnozzle-to-vesselweldswereexaminedpartiallyusingremoteautomaticexaminationtechniques:RecirculationInletN2Nozzles.N2C288.8CompletelyexaminedExaminedwithashortscanduetointerferencefromnozzleN8AN2D313.546.5CompletelyexaminedExaminedwithashortscanduetointerferencefromnozzleN8ANZH314.945.1CompletelyexaminedExaminedwithashortscanduetointerferencefromnozzleN8BN2J321.538.5CompletelyexaminedExaminedwithashortscanduetointerferencefromnozzl'eN8BIV.61 REPORT//6SUMfARYOFN2PARTIALEXAMINATIONSTheinterferencfromtheN8nozzlescausedashortscanoftheaffectedareas.Ascanlengthof16"fromtheweldcenterlineisneededtoachieveacompleteexaminationoftherequiredexaminationvolume.TheN8nozzleinterferenceallowedonlya13.75"scanlength.Thiscausedamissedvolumeof19percentintheaffectedareas.(81percentwasexamined)Manualdataexistsforthe19percentoftheaffectedareasmissedbytheremotescannerandwhencombinedwiththeremoteexaminationdata,provides100percentcoverage.RecommendationforISIExcludetheaffectedareasoftheN2nozzlessinceonlyapartialcodeexaminationcanbeperformed.Agreetoperformthepartialexaminationwithoutfullcredit.BasisforExclusionSix(6)nozzlesofthesameconfigurationandlocationarebeingexaminedcompletely.Ontheaffectednozzlesfrom80.2percentto89.3percentoftheweldseamisbeingexaminedcompletely.Intheremainingareas,10.7percentto19.8percentoftheweldseamisbeingexaminedin81percentoftherequiredvolume.ThehighradiationexposureassociatedwithrecirculationinletnozzlesmakesmanualexaminationoftheseareastogainasmallincreaseinexaminationcoverageanALARAviolation.FEEDWATERINLETN4NOZZLESN4A30060CompletelyexaminedNotexaminedduetointerferencefromnozzleN11AN4D30060CompletelyexaminedNotexaminedduetointerferencefromnozzleN11B.IV.62 I@I!

REPORT//6SUMQRYOFN4PARTIALEXAMINATIONSTheproximityofnozzlesNllAandBtotheaffectedfeedwaternozzlesprecludesacompleteSectionXIexaminationofweldseamsN4AandN4D.Thespacingof4.5"betweenthenozzlesallowsonlyabesteffortmanualexaminationoftheareas.Partialmanualdataexistsfortheaffectedareasbutdoesnotprovide100percentcoverage.The60segmentsofweldseamsN4AandN4Dshouldbeexcludedfromthebaselineexamination.BasisforExclusionThespacingof4.5"betweentheNllandN4nozzlesprecludesameaningfulexaminationoftherequiredexaminationvolume.Theexcludedareais16.67percentoftheweldseam.83.33percentiscompletelyexamined.Four(4)nozzlesofthesameconfigurationandlocation(N4B,C,E,F)havebeencompletelyexamined.Duetoconfiguration,manualexaminationyieldsnoincreaseinexaminationcoverage.RecommendationforISIExcludethe16.67percentoftheweldseamasunexaminable.Samelogicasbaselineexclusion.ManualNozzleExaminationsThefollowingnozzle-to-vesselweldswereexamined100percentusingmanualexaminationtechniques:N6AJBN7N8AJBN9HeadInstrumentationNozzlesHeadVentNozzleJetPumpInstrumentationNozzlesCRDHydraulicReturnNozzleIV.63 REPORT86CATEGORYBEPRESSURERETAININGPARTIALPENETRATIONWELDSINVESSELSThefollowingpartialpenetrationweldswereexaminedforevidenceofleakageduringthesystemhydrostatictestonSusquehannaUnit¹1.NIONllA5Core6PandLiquidControlNozzleBInstrumentationNozzlesShellCourse¹3N12A5BInstrumentationNozzlesShellCource¹4N13N15FlangeSealLeakDetectorNozzleonVesselFlangeRPVBottomHeadDrainNozzleeN16A5BInstrumentationNozzlesShellCourse¹2ControlRodDrivePenetrations185In-CorePenetrations55IV.64 0

REPORT86CATEGORYBFPRESSURERETAININGDISSIMILARMETALWELDSNOZZLETOSAFEENDWELDSNozzletosafeendweldswereexaminedinaccordancewithTableIWB2600ofASMESectionXI.ThevolumetricexaminationwasmanualultrasonictestinginaccordancewithAppendixIIIofASMESectionXI.ThesurfaceexaminationwasliquidpenetranttestinginaccordancewithArticle6ofASMESectionV.ThefollowingsafeendweldswerecompletelyexaminedinaccordancewithASMESectionXI:NlA6N2A-N3A-N4A-NSA6N6A5N7NBA'N9BRecirculationOutletKRecirculationInletDMainSteamOutletFFeedwaterInletB(includingextension)CoreSprayInletBHeadInstrumentationHeadVentBJetPumpInstrumentationCRDHydraulicReturn*TheN9safeendhasbeenremovedandthenozzlehasbeencapped.Thenozzle-to-capweldhasnotyetbeenexamined,butitcanbecompletelyexamined.IV.65 REPORT86CATEGORYBG-1PRESSURERETAININGBOLTINGTWOINCHESANDLARGERINDIAMETERFLANGECLOSURENUTSNut¹1-N¹76werecompletelysurfaceexaminedinaccordancewithTableIWB-2600ofASMESectionXI.TheexaminationwasawetmagneticparticleexaminationinaccordancewithArticle7ofASMESectionV.FLANGECLOSURESTUDSStud¹1-Stud¹76werecompletelyexaminedbybothvolumetricandsurfacetechniques.ThevolumetricexaminationwasultrasonicinaccordancewiththerequirementsofArticle5ofASMESectionV.ThesurfaceexamiationwasawetmagneticparticleexaminationinaccordancewithArticle7ofASMESectionV.LIGAMENTSBETWEENFLANGESTUDHOLESTheligamentsbetweenstudholes1-76werevolumetricallyexaminedinaccordancewithTableIWB-2600ofASMESectionXI.ThevolumetricexaminationwasultrasonicinaccordancewithGeneralElectricCompanyspecifications.FLANGECLOSUREWASHERSWasher¹1-Washer¹76werevisuallyexaminedinaccordancewithTableIWB2600ofASMESectionXI.ThevisualexaminationwasinaccordancewithArticle9ofASMESectionV.'IV.66 Il~,

REPORT86CATEGORYBHVESSELSUPPORTSWeld*CGthesupportskirttoskirtknuckleattachmentweldwascompletelyexaminedvolumetricallyinaccordancewithTableIWB-2600ofASMESectionXI.ThevolumetricexaminationwasultrasonicinaccordancewithAppendixIofASMESectionXI.*NOTE:TheskirtknucklewasmachinedfromaweldbuildupdesignatedasweldFR.WeldFRwasexaminedtothemaximumextentpossibleasanadditiontoweldCG.Approximately59percentofweldseamFRwasultrasonicallyexamined.IfFRistobeincludedinthebaselineexamination,anexclusionfortheunexamined41percentisneeded.RecommendationforISIExamineonlyweldCG,theASMESectionXIvesselsupportweld.IfadecisionismadetocombineweldsCGandFRforISI,anexclusionwillbeneededfor41percentofwel'dbuildupFR.IV.67 REPORT86CATEGORYBI-1INTERIORCLADSURFACESOFREACTORVESSELSVESSELCLADDINGSix(6t)claddingexaminationpatcheswerevisuallyexaminedinaccordancewithTableINB-2600ofASMESectionXI.ThevisualexaminationwasinaccordancewithArticle9ofASMESectionV.RecommendationforISICladdingexaminationpatcheshavebeendeletedfromtheexaminationrequirementsofASMESectionXIbylatercodeyears.IfthecodeyearselectedbyPPGLfortheISIplanallows,thecladdingexaminationpatchesshouldbedeletedfromtheISIprogram.IV.68 REPORT86CATEGORYBN-1INTERIOROFREACTORVESSELSVESSELINTERIORAllitemsandsurfacesaboveandbelowthecoresupportplatewerevisuallyexaminedinaccordancewithTableINB-2600ofAS'ectionXI.ThevisualexaminationwasinaccordancewithArticle9ofAS'ectionV.ItemsandsurfacesnormallyaccessibleforISIwerealsophotographedtoprovideacomparisonforISIpurposes.IV.69 REPORT86CATEGORYBN-2INTEGRALLYWELDEDCORESUPPORTSTRUCTURESANDINTERIORATTACHMENTSTOREACTORVESSELSAllcoresupportandattachmentweldswerevisuallyexaminedinaccordancewithTableIWB-2600ofASMESectionXI.ThevisualexaminationwasinaccordancewithArticle9ofASMESectionV.IV.70 REPORT86CATEGORYBOPRESSURERETAININGiYELDSINCONTROLRODHOUSINGSCRDHOUSINGWELDSTheweldsinCRDhousingswereexemptedfromvolumetricexaminationbaseduponplantmakeupcapacity.Theywereexaminedforleakageduringthesystemhydro.RecommendationforISIContinuetoexaminetheCRDhousingsasCategoryBOexemptedcomponents.IV.71

REPORT86CATEGORYBPCOMPONENTSEXEMPTEDFROMEXAMINATIONBYll(B-1220EXEMPTEDCOMPONENTSAllcomponentsexemptedfromexaminationwereexaminedforleakageduringthesystemhydro.IV.72 0e0 Engineers-ConstructorssREPORTg1FiityBeaieStreetSanFrancisco,Caiiiornia.MailAddress:P.O.Box3965.SanFrancisco.CA941t9PleoseReplyTo:P.Q.Box384/Berwick,Penna.18503Augustll,1977GeneralElectricCompanyP.O.Box382.Berwick,Pennsylvania18603Attention:Mr.E.A.GustafsonSiteManageradjs]'at-"~"'AUG221977-'";>=tIgQg

Subject:

SusquehannaSteamElectricStationUnits1and2-Job08856DiscrepantThreadsin.Unit1RPFFlange8856-M-1

DearMr.Gustafson:

EnclosedpleasetindonecopyofGE/IPSEPreserviceVisualInspectionReport,ControlNo.750,fortheUnit1PPVFlange.Thisreportindicatesapparentdiscrepanciesinthe.threadsofstudholesNos.16and76.ofUnit1RPV.PleaseadvisewhetherthesediscrepanciesareacceptableperthetechnicalrequirementsofyourcontractwithCBFIand/orwhethertheyhavebeenpreviouslydocumentedandproperlydispositionedduringmanufactureofthevessel.YourresponseisrequestedbyAugust16,1977.Verytrulyyours,BECHTELPOWERCORPORATIONE.E.FeltonFieldConstructionManagerEEF/JEOS/hkcc."M.J.M.H.R.MuirH.GalleyJ.LidlL.HarrisJ.D.GreenS.E.KnightG.R.ShraderDi'.73 REPORT//7"IGENERAlEI.ECTRICCOMPANY,SJQUEHANNA,SITE,P.O.BOX382,BERWICK,PA18603Phonf717)542-7391,DialComm8'244-4231NUCLEARENERGYDIVISIONBCt'II.INGWATERREACTORPROJECTSDEPARTMENTAugust15,1977EAG-461>ifr.E.E.FeltonFieldConstructionManagerBechtelPowerCorporatianPostOfficeBox384'ersvick,Pennsylvania18603

Subject:

SusquehannaSteamElectricStation,Unit~1RPVStudHoleExamination,hfPL;rBllA001

Dear!Ir.Felton:

tI~IThiswillacknowledgereceiptofyour.August11,1977letter(XI-1-241)regardingthyvisual,examinationfindingsofstudholesNos.16and76byXRrSZduringtheirXn-ServiceXnspection.Vi'eareenclosingcopyofCBhXlettertothewriter'.datedAugust12,1977,which.isself-explan'atory..Vecondiser'heattache'd'etteranacceptableexplanationtothe'.'IESEvisualfindings.Pleaseadviseimmediatelyifyoudonotconcu'r.EAG/m.vAttachment(1)~IVerytrulyyours,GENERALELECTRICCO./NZDZ...A.Gu'stafsoRes'identSite.lanager'V.'4 IIItl wit>vaJvuisup~aiIVllVVIIIValll'~~J~Kg-/j(AUini+iQlh1I~5nI"~lt!e'vCa"!'",Oc!c':jar1372GREPORT87~.!.unionFAX'Yilniing!on,Dcf.August=12'977/'-'~.E.J.GutafsonGenera"ElectricComp~~vP.O.Boz3823~ic'~,?ennsylvan'a18603Re:/StudHoleInspection'SusquehannaRPVUnitICBIContract68-33316Her;ric~,PennsylvaniahT"'<-355

Dear~.Gustafson:

!.nisletterisinresponsetoone'reserviceInspectionReport,SQ1-761,datedAugust2,1977reichyoupassedontomefora.response.Thereportindicatedthreaddamageonstudholesnumber16and76.Thereferenceddamagec~waotcorreclybecalleddamage.Themissingandbluntedthreadconditions,as-;veunderstandfromSl:etches:,Illandg2ofthe'eport,aretieresultofco<<~ontoo1breakagethaioccursduringthedr'ill,reamingandtappingoperations.Znthecaseofbothholes,aspadebladecutterbrokeduringthed-illingoperationcausingmachinegougesinthesideofthehole.Thesei.reblendedoutbeforeproceeding.The'esultingcavity'nsomecasesvalieztendbeyondtnreamrsizereichrn.llresultinbluntthreadsornothreadsithecavity.7asdeepenough.7evjereanareoftheseparticularcases.Theresultingth"eedsint¹scasesareacceptableastheeffectivethreadlengthcovers83/8"minima~.Theseareevaluatedonacasebycase'basisandrevie',".edvd.ththeC"InspectorasreouiredbyCBIDravring4.,GeneralNote15ifnotevaluatedasanonconfo~'tyrecuiringaRADt,RequestforAcceptanco"NonconormityasaDeviation).Thesetv:oholesv,'erenotevaluated.toreouireaPLD.Themissin~a--ounofthreadlengthinhole~'76isverymallandthbluntedthreao.inhole~16involvesthe"removalofmaterial.beyond:t1epitchciameerleavingeffectivethreadstrength.Thedarkenedareamentionedisprobab'yduetothev;aterthatv:asintheholeandtheonaesthatresultd..Thecha~/gefromthebluntedthreadscouldalsocausethisdarkenedeffect.Fromthedescriptiongivenus,viedonotthin3-itisharmful.TheresultoftheacoveresponseisthatCBIoriginallyfound.hethreaddescribedceptable'~trulvyours,C:.-IC:DOCUPID"=.:.A!iDIRO?iC';,-i'2Q'priesL.HalfasIPro-'ect."~nager~-~e'astle0"e"ationsIV.75

,::gl:~rr>~;....F;~>.>i.-:;i~)~REPORT87DIVISIONGENERALELECTRICCOMPANY,SUSQUEHANNASITE,P.O.BOX382,BERWICK,PA18603PhoneP17)542.7391,DialComm8'244-4231BOILINGWATERREACTORPROJECTSDEPARTMENTI.RECEtYEDOCV071977October3,1977EAG-517NUCLEARSERVICES/lKSEIMr.E.E.Felton-FieldConstructionManagerBechtelPowerCorporationPostOfficeBox384Berwick,Pennsylvania18603

Subject:

SusquehannaSteamElectricStation,Unit0'1RPVStudHoleDiscrepancies;BechtelNCR-1'952,BechtelLetterNo.h)-1-247

DearMr.Felton:

ThiswillsupplementourletterofAugust15,1977(EAG-461)andwillanswer.yourM-1-247letterdatedAugust17,1977ontheabovesubject.WebelievethatChicagoBridgehIronCompanyhasgoneintoco'nsiderableresearchandexplanationofafacitoftheirmanu-facturingcycletoexplaintheabovestudholediscrepancies.WeareenclosingcopyofCBKIlettertothewriterdatedSeptember28,1977andbasedupondatatherein,weconsiderNCR-1952closed.Verytrulyyours,GENERALELECTRICCO./NEDI/~gCa5..if,1~~E.A.GustafsgnResidentSiteManagerEAG/mwIV.76 0'

ChicagoBridge8IronCompanyQ"al'."".lSixthslrcCli'l..r'n".lie.Dcla::a~cl0720REPORTf17I"i(i05464::.>>ninnFAX'Nil:ninulon,Dcl.l~.1rpliunc302.3281371September28,1977Mr.E.A.GustafsonGESite?tanagerGeneralElectricCompanyP.O.Box382Berwick,PennsylvaniaNEDRECEIVEDgr.p29197TSusquehannaSiteRe:UnitI-StudHo3.eDiscrepanciesBechtelNCRNo.1952,Letterh(-1-247SusquehannaProjectCBIContract68-3331/2Gent'lemen:TheabovereferencedletterfromBechtelfoundthatourreplyNEM-355,datedAugust12,1977inadequatelyexplainedthediscrepanciesinstudholes16and.76ofRPVUnitI.Bechtel'sletterincludedaBechtelnonconformancereportwhichleftthequalityofthetwo(2)studholesasindeterminate.Thereportindicatesthatdocumentationwasnotavailabletoconfirmthatthediscrepancieswereproperlyaddressed.Contrarytothis,CBIhasdocumentedevidencethatallthestudholeswereinspectedandproperlyr'eviewed.Inanefforttorespondinmoredetailthanweprevious+did,weofferthefollowing:First,aspartokthetappingsequence,immediatelyaftertappingtheholeandpriortomovingthedrillandtapunittothenexthole,eachstudholeischeckedwiththree(3)threadgauges.Oneisa"Go-Gauge",thesecondisa"No-GoGauge"andthethirdisonewiththreadsinbetweenthe"Go"and"No-Go"gauges.ThesegaugesarethemeansofdeterminingifthethreadsconformtoASABl.landasindicatedinASABl.l(nowANSIBl.l,paragraph5.5)theyarethemeansusedinpracticetoacceptthreadtolerances.Eachholeischeckedbeforemovingtothenextholeasitisverydifficultifnotimpossibletoresetupexact~over-atappedhole.ThistappingsequenceisdocumentedontheCBItravelercardset14E,sequence4Fascompletedcorrect~.Followingtapping,allholesarecheckeddimensional~tomeettheCBIdrawings.ThisisdocumentedonCBItravelercardset14E,sequence8A.InthecaseofUnitIthisinspectionresultedinnumerousnonconformities.ThesenonconformitieswereresolvedthroughRAD13,Rev.1.Theconditionsgeneral+describedinholes16and76ofBechtel'scorrespondencewerenotlistedasnonconformitiesontheRAD.Tofurtherdocumenttheinspectionoftheflangeafinalvisualinspectionofallmachinedareaswasagainmadeatthecompletionofallflangemachiningandsignedoffoncardset14E,sequence8Bwithoutanyadditionalnonconformities.IV.77 ChicagoBridge&ironCompanyREPORT//7Mr.E.A.GustafsonSeptember28,1977PageTwoIIfyoureviewRAD13,youwillseethathole16hadonenonconformity,thecounterborediameteratthetopoftheholewasundersized.Allotherdimensionswerefoundacceptable.Asweexplainedearlierthethreadwasacceptableasthe"Go-Gauge"wouldgodownthroughthethreadsproperlyandthe"No-GoGauge"wouldnotgo.Duringthedimensional~inspectioneachholeischeckedforlengthofthreadandvisuallyinspectedformissingthread.CBIdrawing27requires83/8"minimumofthreadmeetingASAB1.1-1960.Eachholeisinspectedforthisandisevaluatedknowingthatnormallymorethan83/8"ofthreadresultsandthatbeingamachinedsurface,GeneralNote15onCBIdrawing4willaccept"toolmarksandsimilardepressionsisolatedandminorinnature"providedtheyarenotgas'ketsealsurfacesortheydonot-violateminimumdesignthicknesses.TheseareasmustbereviewedbytheGEinspector.EvaluatingthereferencetoASA-B1.1,theASABl.lstandarddoesnotdeterminehowmucheffectivethreadlengthmustmeetASABl.l.Thedesigncalculationsdeterminethis.IfyoureviewRAD13,Rev.1anditsattachedengineeringjustificationforstud18whichhadonly81/4"ofthreadyouwillfindthestaticloadreportrequiresaminimumof7.20".CBIdrawing27requiresaminimumof83/8"toinsurethe7.20".lnthecaseofhole76,thesmallamountofthreadmissingwasevaluatedasstillleaving83/8"effectivelengthofthreadremainingmeetingdrawing,requirements.Theareawasalsoisolatedandminorinnature.Itwasthereforenot,evaluatedtobeanonconformityandrequiringaRAD.AsimilarsituationexistedinaUnitIIstudholebutinthiscaseconsistedofseveralsmallareasthroughouttheholewithmissingthread.Becauseitwasnotisolatedandminorinnatureanddifficulttodetermineif83/8"ofeffectivelengthofthreadexisted,aRADwas'requiredtoresolvethenonconformity.Inthecaseoftheflattenedareamentionedinhole16,theamountofthreadthathadmaterialmissinginsidethemaximumminordiameteroftheinternalthreaddidnotdecreasetheeffectivelengthofthreadbelow83/8"oritwouldhavebeenanonconformityontheRAD.Inregardtothedarkenedareamentioned,therearenocolorrequirementsforthematerialor'hreadsinanyofthespecifications,drawings,standardsorcodes.CBIisconfidentthestudholesmeetallrequirementsoftheGESpecificationandhavebeeninspected,evaluatedanddocumentedproperly.Qefurtherpointoutthatstudshavebeeninstalledintheholes,thestudstensioned,thevesselhydrotested,thestudsuntensionedandthestudsremoved.EV.78 ChicagoBridge&ironCompanyREPORT87Mr.E.A.GustafsonSeptember28,1977PageThreeInconclusion,CBIrecommendstheproperdispositionistohaveBechtelindicatethatdocumentationexistsintheRPVvendorrecordsthatallstudholes',includingthetwoinquestion,wereinspected.andevaluatedwithnonconformitiesacceptedonCBIRAD13,Rev.1.Wehopethisisnotthebeginningofacontinuallineofrequeststorespondtovisualinspectionsby'hosewhoarenotfamiliarwithvesselfabricationanddesign.WecertainlydonotintendtorespondinsuchdetailorsenddocumentationeverytimeBechtelhasuncoveredsomethingtheyfeeldoesnotmeetthespecificationornotexplainedtotheirsatisfaction.CPIhasbuiltthevesselunderaGESpecificationandcontinualGEsurveillanceandinspectionandcannotfindwherewearerequiredtorespondtothesatisfactionofBechte1..However,wedowishtomakeitclearthatifGEuncovers~somethingofconcern,CBIwi11behappytolookintoit.WearehopefulthattheaboveexplanationandrecommendeddispositionwillresolveBechtel'sNCRNo.1952.Sincere>yours,.CHICAGOBRIDGEANDIRONCOXtPANYCharlesL.Halfast:projectManagerNewCastleOperationsCLH/lfmcc:Mr.B.Y..Lloyd,Buyer-MC/703SanJose,CaliforniaDt',79 REPORT//8FINALREPORTThefinalreportcontainsthedatarequiredbySectionXIofthecodexegardingindications-Thefullreportincludesthe.parametersnecessarytoevaluatethedataaswellasthefinalevaluations.Thecalibrationanddatasheetsfromtheox'iginalrunlisttheneededinformationoncalibrationandrechecktimesandtransducerinformation.Duringtheinspectionofanozzleorvesselweldall.dataispreservedonfilesononeormorecassettetapesorfloppydisks.Thesefileswillbereferredtointhefollowingdiscussionasthe'originalfiles'.Thefinalreportisgeneratedfromtheoriginalfilesbyperformingaseveralstepprocedure.1.PostEdittingoftheoriginalfileTheoriginalfilecontainsalltherawdatawhichisrequiredforreanalyzinganyindicationsfoundduringinspection.Inaddition,importantinformationsuchasthesetupvaluesforsystemparametersanddatafromcalibrationsareincludedonthefile.Theoriginalfilealsoincludesafairamountofinformationwhichisnotnecessaryforpostprocessing.Itiscustomaryforthesystemtoprint(andsaveonthefile)linesofdatarelatingtoevaluationoftheindicationsastheyarefound.Thisallowstheoperatortofollowtheinspectionprocessasitoccurs.Theseevaluationsshouldbeconsideredaspreliminaryandarenotusedinanywayforgenerationofthefinalreportbythepostpx'ocessorprogram.Thelinesprintedduringcalibrationsandrechecksarenotkept:thecalibrationsheetslistthetimesandamplitudesfoundatcalibration,andRECHECK:UNKNOWNisprintedifthereisnoacceptedrecheck.Theoriginalfilealsocontainsoperatorcontrolandequipmentsetupcommandswhicharenotusefultopostpx'ocessing.Anothermajorareaofunneededinformationontheoriginalfileisduetotherepetitionofinspectionpassesorparameterlists.Thesemayoccurforavarietyofreasons;onlythelastlistsbeforearunandnon<<voidedinspectionsarerequiredforcreationofthefinalreportThus,theox'iginalfileincludesaconglomerationofrawdata,calibrations,rechecks,importantevaluationparametervalues,operatorcomments,preliminaryevaluations,abortedrundata,extralists,andhardwarecontrolcommands.Thesignificantdataforasingleweldmayconsistofseveralpassesdoneinanon-specificorderwithinterveningpassesfromotherweldinspectionsThepurpose.,ofthepostedittingprocedureistoextractthenecessaryandsufficientdataforasingleweld,inspectionandcreateanew'interim'ilewhichcontainsallthedatainastandardorder.DuringthecreationoftheinterimF.R.5/12/81-1IV.80

REPORT88file,theoriginalfileisusedbutisnotalteredinanyway.Theposteditorcomputerprogramautomaticallyremovesmostofthesuperfluousdata.Thisincludesalllinesrelatingtothepreliminaryevaluationofindicationsandoperatorcommandsusedforcontrollingtheinspectionhardware.Theposteditorprogramautomaticallyretains,unlessotherwisedirectedbytheoperator,allevaluationparametervaluesandallrawdatafromtheinspections-Theposteditoroperatorcandeleteoraddlinestothedatafromtheoriginalfileasnecessary.Hemaydeletelistswhicharerepeatedbefore.arun.Hemayalsodeleteallthedatafromabortedinspectionpasses-thosepasseswherethedatawasdiscardedandtheinspectionforthearearepeated.Addedlinesareusuallymadeintheformofnotesorcomments.Thesearesometimesnecessarytoexplainsituationsthathavearisenduringpostprocessing.Commentsaddedduringpostedittingareeasilyidentifiableastheyaretheonlylinescontainedinthefinalreportwhichbeginwithanasterisk(*)ordash(-).ThemostimportantJobfortheposteditoroperatoristoassembleallthedataforasinglenozzleorvesselweldinastandardorderontheinterimfile.Duringtheinspection,apasscompletelyaroundanozzleoralonganentirevesselweldmaybeinterruptedseveraltimesbyterminationofinspectioncommands.Whentheinterimfileiscreated,theseseparatepartsofapassarecombinedsothatthepostprocessortreatsthedataasifitwereobtainedwithoutinteruption'nthisway,indicationsthatwereinprogressatthetimeofaterminationarenotcutinhalfwhenevaluatedbythepostprocessor.2..PrinttheInterimFileAlthoughmostofthecleanupprocessoftheoriginalfiledataisdoneautomaticallybythe.posteditorcomputerprogram,theoperatordoeshavetheresponsibilityofreorganizingaswellasdeletingandinsertinginformation.Toensurethatthisprocedurehasnotproducedanyerrors,theinterimfilecreatedduringpostedittingisprinted.Thisprintoutiscomparedwiththeprintoutofthedataontheoriginalfile(s).30PostProcesstheInterimFile:createthefinalreportPostprocessingof'heinterimfileisarelativelyeasyprocedure.Thepostprocessorreadsthevaluesfortheevaluationparameters;thenprocesseseachlineofrawdataexactlyasifitwerecomingfromtheBransonUThardware.Inthisway,theentireindicationevaluationprocessisduplicatedasiftheactualinspectionwerebeingperformed.F.R.5/12/81-2~~,4~IV.81 e0, REPORT88Thefinalreportevaluationsmaydifferfromthepreliminaryevaluationsobtainedduringtheinspection.Thisisduetoanumberofcauses:aoThepostprocessorcombinesdatafromseveralseparaterunsAsdescribedabove,termiaationsofrunsduringapassmaybeeliminatedduringcreationoftheinterimfile.Anindicatioaswhichwasnotcompletedatthetimeoftheterminationwillshowupasa.largercombinedindicationinthe,finalreport.bPostprocessingmaybeperformedatadifferentevaluationlevelInspectionsmaybeperformedcollectingandevaluatingdataatotherthanthePostProcessorevaluationlevel.ThefinalreportcanbegeneratedusinganyevaluationDAClevelabovethecollectionlevel'bviously,farfewerandmuchsmallerindicationswillbefoundinafinalreportevaluatedat50XDACcomparedtotheindicationsevaluatedat20Xor25Xontheorignalfilepriatedduringinspection.CoThelocationsof'ndicationsmaychange.Thelocationsofindicationsarebasedonmeasurementswhichdependonthescannerscrewencoderreadingsatthetime.theindicationwasobservedAsdescribedbelow,thepositionofthetransducerpackageaadthepositioncorrectiondistancefor.anglebeamtransducers(A4andE4parameters)aredeterminedbasedonthevaluesenteredforthecalibrationblockandinspectionscannerscrewlengthsandencoderreadings-Ifthesevaluesdidnotcorrespondtothetruescannerscrewlengthsandencoderreadings,theymaybecorrected.Ifthecalibrationlengthtofullscaleencoderreadingratiowasenteredincorrectly,itmaybecorrectedforbyalineiasertedbeforetheUTchannellist.Ifthatlineispresent,thesystem:willprintCALIBRATIONSCANNEREQUIVALENTS:LENGTH~na.nnFULLSCALEnnnnandcorrecttheA4parametersforallchannelsThecalibrationscannervalues.runwithwillbeprintediatheparameterlistIftheinspectiondevicescannerle'ngthandfullscaleratiowereenteredincorrectly,theymaybecorrectedforbya,lineinsertedaftertheUTchannellist..Thecorrectlengthandfull.scalewillbeprintedontheparameterlist.Theline'CORRECTEDSCANNERPARAMETERS'illbeprintedbeforethelistiAsecondcauseofdifferentlocationsisduetoroundoffofFR5/12/81-3IV.82 II REPORT/$8numberssavedontheoriginalfile.Thepostprocessorhasonlytheseroundednumberstoworkwithinitsevaluations.Usually,achangeinonevalueduetoroundoffisoffsetbyacompensatorychangeinanothervalue.Forexample,ifthemaximumXlocationofanindicationis0.1inchgreaterthanthemaximumXlocationofthepreliminaryreport,itwillbefoundthattheminimumXlocationinthefina1reportisalsoO,linchgreaterthanthevalueinthepreliminaryevaluation.Thus,theindicationsizedoesnotchange;=theindicationlocationhasmerelybeenshifted01inchintheXdirection.AthirdcauseisthatinNOZZLEmode,theBXandEXlinesarerecalculatedfromtheBXlineazimuth,weldreferencepoint,nozzlelocation,andscannerXoffset.Ifanyofthesechange,thelocationmaychange.Intheoriginalrun,anyazimuthchangebetweentheBXandEXlinescouldaltertheEX,EYcoordinatesfromwhatthePostProcessorcalculatesd.,DifferencesmayoccurduetodatalossInrarecases,thedataontheoriginalfilemaybeincomplete.Inafewofthesecases,itmaybedeterminedthatsignificantdatahasbeenlost.Insuchcasesofdataloss,comments(beginningwithasterisks)maybeaddedtotheinterimfilediscussingthesignificance,ifany,ofthemissingdata.Thesediscussionsarebasedonthe.datasurroundingthedropoutontheoriginalfile,thehardcopyprintoutobtainedonthesystemterminalduringtheinspection,andathoroughunderstandingofthewaythecomputerprogramanalyzesandreportsdata.ThefinalreportincludesalltheevaluationdataforindicationsrequiredbySectionXIofthecode.Italsocontainsthevaluesforallimportantparametersusedinthecollectionorevaluationofthedata.AnoptionhasbeenmadeavailabletoprintpartialreportsThesedonotincludeUTchannelsoftwareDACparameters,scanlines(unlessascanisfoundoutofsequence),scanlimits,somenotesandcomments,crawlerandnozzlestepsizesettings,forcedlocations,indicationcombinations,averageandmaximumstepsizes,andCONTINUEsandfollowingBEGINlines,ifthe,responsesweresetinadvance'ftheevaluationlevelislessthan50XDAC,noevaluationtablesorfinalevaluationswillbeprinted.Thefollowingmaterialexplainsthesignificanceofeachtypeoflineinthefinalreport-whattheparametersmeanandwhythelineisnecessary.Theexplanationisusuallynotpresentedinamathematicalfashion;suchadescriptionisavailableinotherdocumentationRather,theapproachistakentoindicateingeneraltermshoweachIV.83F.R.5/12/81-4 e

REPORTf/8valueisusedandeachreportcanbeinterpretedPaeHeaderspAGE000278MAR3008:II:14yyyyyyyyyyyyyyyyyyyyyyyyyyyyyOFxxxxAlinesimilartotheaboveappearsatthetopofeachpageafterthefirstpage.They'srepresentapageheadingchosenbythePostProcessorOperator.Thenumberxxxxisthetotalnumberofpagesinthereport,tobefilledinbytheoperator.Thedateandtimearetakenfromtheoriginalfile,ie.fromthepageheadersonthehardcopyreportgeneratedduringthe*inspection.Whenanewpageisstartedonthefinalreport,'tusesthetimeanddateineffectatthatpointontheoriginalfile.Thefinalreportpageswillnotcoinci'deexactlywiththeoriginalprintouts,sothetimelistedisonlyapproximate.Ztispossibleforconsecutivepagesofthefinalreporttohavethesametimeanddate.Thiswouldoccurifmoredatawasbeingprintedinthefinalreportthanintheoriginal.Similarly,thefinalreportwillnotnecessarilycontainatimeanddateheaderforeverytimeanddateheaderoftheoriginalfile.Thisoccurswhenthefinalreportisgeneratinglessprintoutthantheoriginal.Followingthetimeisinformationchosenbytheoperator,generallytheveldandvesselidentification,andtheprocedure,xevision,andACNnumbers.F.R.5/12/81-5 REPORT/38I.EVALUATIONPARAMETERSANDTESTSET-UPEvaluationParametersTABLEIWB-3511.1ALLOWABLEPLANARINDICATIONSASPECTSURFACESUBSURFACERATIOINDICATIONSINDICATIONSA/LA/T,ZA/T,Z0.002.02.60.052.12.8TABLEIWB-3511.3ALLOWABLELAMINARINDICATIONSCOMPONENTTHICKNESSLAMINARAREAT,IN+A,SQIN0.12412618Thereportincludestheevaluationtablesusedintheoriginalruntoevaluatethedata.ThetablesshouldbetakendirectlyfromSectionXIofthecodeanddifferonlyinthatthelaminartablehasalinelistedforavesselthicknessof0inches.Theallowedareaisthesameasforthethinnestvesselthicknessintheoriginaltable.ThisforcestheinterpolationofallowedindicationareastobeconstantoverthefirstfewinchesThisdoesnotaffecttheevaluationofmostrunssincetheplatethicknessisgenerallynotinthe0-4inchrange'V.85FoRo5/12/816

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REPORTij8UTQ1ANNELPAKQKTERSAsetofparametersAlthroughA5,BlthroughB5areusedtoevaluatethe,locationandamplitudeofreflectors.Thesearethe.softwareDACparameters.Althoughtheyarenotprintedonthepartialreports,theymaybegleanedfromtheoriginalorinterimfile.TheAl,B1valuesarefortheTCGformulafortimesofreflectorsbetweentheoutersurfaceandthedepthoftheTl/2hole.TheyaretheparametersofastraightlineequationusedtomakeatimebasedcorrectionontheamplitudesreportedfromtheUThardwarefor.indicationshavingtimeslessthanthetimeobtainedfortheTl/2holeduringcalibration:Al(-*tdme+Bl)*amplitudeccttectedamplitude1000Intheprocessofacalibration,thetimesandamplitudesfortheT3/4andTl/2holesareretained.ThisissufficientdataforcalculatingtheAlandBlparametersfortheabovestraightlineequation.NotethatthevaluelistedforAlisactuallydividedby1000beforebeingusedintheequation..ThustheeffectofthetimeontheTCGisalmostinsignificant.ThisisaresultofthefactthattheBransonhardwarealsohasathreeslopeTCGadjustmentforeachchannelTheoperatortypicallyadjuststhesehardwarecontrolssothatverylittletimebasedcorrectionisrequiredbythesoftware.Al/1000isthusalwayssmall.Itisprintedwiththe*1000factortomakethenumbermorereadable.MostofthesoftwareTCGad5ustmentcomesfromthevalueforBlfortheanglebeamchannels.InsettingthehardwareTCG,theoperatortypicallysetstheamplitudestoreadoutatslightlyover80forallthecalibrationholes.Thusahardwarereadingof80correspondsto100XDAC.Asdescribedbelow,theoperatortypicallysetsthesoftwaresotheareportofanamplitudeof100correspondsto100XDAC.TheBlparameterhastheaffectof'aisingtheslightlyhigherthan80readingsoftheBransontothedesired100valueforamplitudessavedontheoriginalfile.Iftheoperatorsettheharwaretoreadexactly80attheTl/4andT1/2holes,Blwouldequalexactly1.25(1.25*80100).A2andB2arelikeAlandBlexceptarederivedfromthetimeandamplitudedatafromtheTl/2andT3/4holesA3andB3areusedforthethirdslopeoftheTCGandarederivedfromthedatafortheT3/4holeandthecalculatedtimeandamplitudevaluesbasedonmeasurmentsoftheT5/4holemadeandenteredbytheoperatorPeR.5/12/81-7IV.86 REPORTf38A4,B4areusedforlaterallocationcorrectionofareflectorfromthetransducerlocation,asisneededforanglebeams.Duringcalibration,dataisobtainedateachholeforthetimeandthecalibrationapparatusscannerscrewencoderreading.Thisisinsufficientdatafordeterminingthevaluesoftheparametersofastraight,lineequationrelatingtimetothedistance,measuredalongthesurface,ofanindicationfromthetransducerposition.Thispositioncorrectionbasedontimeisnecessarywhencalculatingtheexactlocationofanindication.Ifthecalibrationlengthtofullscaleencoderreadingrationhasbeenalteredsincetherun,theA4parameterismultipliedbyNEWCALIBRATIONLENGTH*OLDFULLSCALENEWFULLSCALE+OLDCALIBRATIONLENGTHIftheinspectionscannerlengthtofullscaleratioisaltered,theA4valueismulitpliedbyanextrafactorofNEWSCANNERLENGTH*OLDFULLSCALENEWFULLSCALE*OLDSCANNERLENGTHA5,B5arevaluesusedtocalculatethedepthofthereflector.Duringcalibrationscanning,thetimesforeachholeareretained.Thisdata,alongwiththeknowndepthsofthecalibrationblockholes,discussedabove,issufficientdataforthedeterminationofastraightlineequationrelatingtimetodepthforthetransducer.ACOUSTICPARAMETERSWheninspectingvesselweldstwocomplementarylocationsystemsareusedTheodometerandazimuthencodersprovidelocationdatathatisquiteaccurateovershortdistancesOverlongerdistances(15-20inches)thecumulativeerrorinherentinthiskindofmeasurement,aggravatedbycrawlerslippageandmanuallocationad)ustments,becomestoolargetokeepaccuratetrackofthelocationofthecrawlerTheacousticlocationsystemisusedtodetermineastartinglocationandcorrectodometertheerroraccumulatedoverlongdistancesAcousticlocationsaretakenwheneverindicationsareseenoreverynscans,wheretheoperatorsetsn(seebelow).F.R.5/12/81-8IV.87 0

REPORT(f8Theacousticlocationsystemisgenerallyaccuratetowithin0.25inchesexceptwherethereismechanicalorgeometricalinterferencewithdatacollectionWhenanacousticlocationisobtained,itischeckedagainstthepresumablynearlyaccurateodometerbasedlocation.Iftheacousticlocationiswithintheoperator-setacousticlocationtoleranceoftheodometerlocation,itisusedtoupdatethe.odometer.Iftheacousticldcationisnotcloseenoughtotheodometerlocation,thesystemassumesamechanicalproblem(eg.poorcontactoftheacousticpulserwiththevesselsurface)andtriesuptothreetimesatdifferentpulserlocationstoobtainanagreeableacousticlocation.If,afterthreetries,theacousticlocationstilldoesnotagreewiththeodometerlocation,thesystemassumessomegeometricalproblemisinterferringwiththe'data(eg.anearbynozzleorbevelalteringthesoundtransmissionorpath).Insuchacase,theodometerlocationiskeptasbeingthemostreliable.Thesystemattemptstoobtainlocationsfrequentlyenough,evenintheabsenceofindications,to'miss'everaltimesbeforethecumulativeerroroftheodometerwouldbeunacceptable.Usually,afterafewmoves,theacousticlocationandodometerlocationwillagreesufficientlytoallowupdatingtheodometerlocation.Insomecases,especiallywheretheoperatorhasmanuallyrotatedthecrawlertokeepitoncourse,theodometerlocationwillbeknowntohaveexcessiveerror.Insuchacase,theoperatormaychooseto'FORCE'heacousticlocation.Whenthiscommandisused,thesystemprintsallthedatanecessarytoensurethattheacousticdataisgoodand,therefore,thatthelocationdeterminedfromitwillbedependable.Thisdataontheoriginalfileincludesasensorbysensorreportofitscontributiontothelocationprocess.Inthefinalreport,onlythemostsignificantdatafromthis'FORCE'ocationprocedureisprinted:FORCEACOUSTICLOCATION~~~X5381Y~529.7DIF.SQ.~087OK?YThecomputerprintstheacousticlocationandasks"OK?".Theoperatorrespondswitha"Y"ifthelocationistobeusedtoupdatetheodometer.ThefinalreportincludestheSCANlineswhichprecedeandfollowaFORCEoperation.ThesecontainthesettingoftheodometerlocationbeforeandaftertheFORCEand,therefore,canbeusedtodeterminethemagnitudeofthecorrectionthatwasnecessary..TheF.R.5/12/81-9IV.88 0

REPORT/18X,YvaluesaretheacousticallydeterminedcoordinatesandcorrespondtothescanlineX,Y.TheDIF.SQ.isthesquareddistancebetweentheodometer-andacoustic-determinedlocations.ThiscangiveanideaofthemagnitudeoftheshiftinlocationsItisnotusuallyapparentfromthedatawhytheFORCEwasnecessary,ie.whetherthecrawlerslipped,wasmovedbytheoperator,etc.TheadjustmentdoesnotaffecttheanalysisexceptwhendataforanindicationwascollectedbeforeandaftertheFORCE0ThecomputercheckstoseeifthechangeinodometerreadingsbetweenscansisconsistentwiththechangeinX,Ylocation.Thischeckisnotdonewhenthesecondscanofapairisnumbered1.IfanacousticlocationisforcedtoadifferentvalueonscanN,theoldvalueisusedtocomparetoscanN-1andthenewvaluetocomparetoscanN+1.Ifthedifferenceisgreaterthan.9inches,thesystemprintsthemessage*****ODOMETERDISAGREESWITHCHANGEINLOCATIONONSCANnwherenisthesecondscanofthepair.Theprogrammayberunwithapatchtonotperformthischeckiftheirregularitieshavealreadybeennotedandaccountedfor.FeRo5/12/8110IV.89 RAPPORT88AcousticLocationParametersX443720624370VELOCITYOFSOUND~0.1172LAGTIME~0.400DISTANCEC.F.~0.0000ACOUSTICLOCATIONTOLERANCE~0.250CYLINDRICALGEOMETRY,CIRCUMFERENCE~SHELLCOURSE82THRESHOLD~1518CRAWLERPULSERLOCATIONX~53868Y~REGION1SENSORGLOBAL8Y11196'30342195'30842.10383.60Whentheacousticlocationsystemisused,theabovelistofparameterswillbeprinted.Theprimaryimportanceofthelisteddatadoesnotrelateto,thecurrentevaluation.Thevaluesarelistedsincetheidenticalvaluesmustbeusedinlaterre-inspectionsforlocations,tobereproducable.Thecircumferenceallows"wrap-around":ifthecircumferenceis842.10,anindicationatX841.9maycombinewithanindicationatX~0.3~StesizeCommandsSETCRAWLERMOTORSTEPSIZESMALL~0.40~LARGE>0+75~e65UPPERLIMITT,ODoUNITS~80~75MAXIMUMALLOWABLESTEP,INCHES~08~MAXCHANGEDURINGSCAN,INCHES~005~8SCANS/ACOUSTICLOC~5~orSETNOZZLESTEPSIZEINCHESSMALL~Oo40~LARGE~Oo70~o6BIGSTEP,ODOMETERUNITS~229~UPPERLIMIT,OD.UNITS~400~300MAXIMUMALLOWABLESTEP~DEGREES~12~le0MAXCHANGEDURINGSCAN,INCHES~0.05~Thesetypesoflinesareprintedwhenevertheoperatorsetsthedistancethecrawlerornozzleapparatusattemptstomovebetweenscans.Thesmallstepisattemptedafterascanwheredatahasbeenseen.ThelargestepisattemptedafterascanwherenodatawasseenTheUPPERLIMITisthelargestnumberofodometerunitsitmayattempttostepIfitstepslargerthantheMAXIMUMALLOWABLE,thesyst:emterminatestherun.TheMAXCHANGEDURINGSCANisthemostthebugornozzleapparatusisallowedtomoveduringascan.TheBIGSTEPisthecurrentestimateofthenumberofodometerunitsforthelargerstepsize.The"8SCANS/ACOUSTICLOC"setsthemaximumnumberofscansbetweenacousticlocations.IV.90F.Ro5/12/81-11 REPORT/18NOTE:Thecomputersystemusesthefollowingconventionsforoperatorsettingofparametervalues.Whentheappropriatesetcommandisexecuted,thesystemprintsthecurrentvalueoftheparameter(eg.0.05inchesintheaboveexample)followedbyanequalssign.Thecurrentvalueisretainedifnooperatorentryismadeoranentryendinginaismade.Ifanewnumberisentered,thatvalueisthenusedfor.theparameter.For.instance,theabovenozzlestepsizehasbeenchangedfrom0.70to6inches.EvaluationParametersEVALUATIONPARAMETERS:VESSELMODE"orNOZZLEMODETSCAN,PSCANCLOCKWISE,orSCANNERbQKHSIONS:PSCANCOUNTER-CLOCKWISECALIBRATIONLENGTH~30.00FULLSCALE~3000VESSELLENGTH~3000FULLSCALE~3000PODUNITSPERINCH100.00orOFFSETS:x-20.74SCANNERSTEPSIZE~Oe050STEPTOLERANCE~Oe020MINSEP~0.250100KDAC~100EVALUATIONLEVEL~50WELDREFERENCEPOIVaZ:X~532.61Y~388%4THICKNESS~6~53SHELLCOURSE2CIRQDPRENCE~795.69EVALUATIONANGLE:LAMINAR~100NONPLANAR~100SURFACETOLERANCE'ISTANCE~00000REPORTB.E.DATAATFULLB.E.AMPorREPORTB.E.DATAAT1/2B.E.AMPMAXIMUMBEXDACFOREVALUATION15orEVALUATEALLB.E.DATATheabovelistcontainsallvalues,otherthanspecificUTchanneldata,thatarerequiredforpostprocessingrawdatafromtheinterimtape.Animportantfeatureoftheinspectionsystemcomputerprogramisthatoncetheabovelistofparametershasbeenprinted,itisimpossibletoalterthelistedvaluesThus,thelistspecificallydefinestheconditionsunderwhichanyinspectionpasswasperformedIfaparametervalueneedschanging,theprogramautomaticallyprintsthelistagainbeforeanyinspectionscanbestarted.Themode,VESSELorNOZZLE,islisted.Themodesettingnotonlyinfluencesthewayinwhichthecomputerdrivesthehardware,butcausesthecalculationofrelativeXandYvaluestochange(seeend-of-scanprintoutdiscussionbelow).WithinNOZZLEmode,thereareTorPscans,clockwiseorcounterclockwise.Generally,theT,W,andBchannelsareonforaTscan,thenegativeanglePscanchannelsareonforaclockwisePscan,andthepositiveanglePscanchannelsareonforacounterclockwisePscanTheBchannelisgenerallyonlyonforbackechomonitoringonthePscans:itsflawgateisoff.IV.91F.R5/12/81-12 REPORT/38ThecalibrationandinspectionscannerarmLENGTHandFULLSCALEreadingareusedtocalculatethepositionofthetransducerpackageonthearm.Intheaboveexample,thearmis30.0incheslongwithafullscalereadingof3000.Thisisequivalenttotellingthecomputerthatachangeofoneencoderunitcorrespondstoamovementofthepackageby0.01inches.TheSCANNERSTEFSIZEisthedistancethetranducerpackageismovedbythescannerscrewbetweenUTdatasamplingwhensignificantdataisfound.Forexample,ifnosignificantdataisbeingreportedbytheUTtransducers,thescannerscrewmovesthetransducerpackagec'ontinuously.Assoonasonechannelseesasignificantreflection,thepackageisstoppedandallUTchannelspulsedatthatposition.ThenthepackageismovedaccordingtotheSCANNERSTEPSIZEsetting(0.050intheexample),stopped,andallUTtransducerspulsedagain.Thiscontinuesuntilap'ositionisreachedwherenoneofthetransducersobtainsignificantreflections,atwhichtimethecontinuousmotionisrestarted.Thesteptoleranceistheamountoferrorpossibleinthestepsize.Thisvalueisrequiredbythecomputerforcalculatingtheabsolutemaximumvaluesthatareusedinseparatingindicationsthatareneareachotherbutnottobeconsideredone.MINSEPistheminimumseparationbetweenindicationsthatcanstillbeconsideredseparatefromeachother.Thus,'heoperatorhasindicatedintheaboveexamplethatanytworeflectorsseenbyagivenUTtransducerthatarecalculatedtobewithin0-25inchesofeachotheraretobeconsideredpartsofasinglelargereflectorincludingboth.The100XDAClevelissetto100.Asexplainedearlier,thissetting,causesthecalibrationprocesstocalculateTCGparameterssuchthattheamplitudeobtainedateachofthecalibrationblockholes(usually80orslightlyhigher)israisedtoequal100.Thismakestheamplitudesinthefinalreporteasytointerpret:aprintedamplitudeof34isequivalentto34XDACTheevaluationlevel,50K,istheoperator-setamplitudelevelatwhichareflectionistobeconsideredsignificantforthepostprocessedreportTherawdataontheoriginalfilesincludesdataforeachandeveryshearwaveUTpulsethathadatimecorrectedamplitudeequaltoorhigherthanthisvalueorelsethefinalreportwouldhavebeenaborted.InVESSELmode,theWELDREFERENCEPOINTisapointselectedbytheoperator,usuallyaweldintersection.ItisusedforcomputingtherelativeXandYdistancesasdescribedbelowfortheend-of-scanprintoutInNOZZLEmode,theXweldreferencevalueisthedistancefromtheF.R5/12/81>>13IV.92 REPORT/38centerofthenozzletothecenterlineoftheweld(radialdistance)~TheYvalueisnotused..THICKNESSisthevesselthickness.ThisvalueisusedinindicationevaluationforthetwoXOFTcolumnsintheend-of-scanprintout,indeterminingtheallowedsizeofindications,andindeterminingtheSURFACEorSUBSURFACEnatureofanindicationinthefinalend-of-passanalysis.Theshellcoursenumberisprintedbutnotusedforanalysis.ThecircumferenceisasintheacousticlistandallowsindicationstocrosstheX~Oline.ThelaminarevaluationangleisusedtodeterminewhenanindicationsightedbyaP,T,orWtypechannelistobeconsideredLAMINARItisLAMINARif(THROUGHWALLDEPTH)tan(LAMINARANGLE)>(INDICATIONLENGTH)Theangleissetto10.0degreestocorrespondtothevaluestipulatedinSectionXIofthecode.ThenonplanarevaluationangleisusedtodifferentiatebetweenPLANARandNON-PLANARindications.AnindicationisPLANARX(orY)if(INDICATIONX(orY)LENGTH)tan(NONPLANARANGLE)(INDICATIONY(orX)LENGTH)TheSURFACETOLERANCEDISTANCEisincludedtoallowtheoperatortorespondtofutureclarificationsoftheinspectioncode.SectionXIillustratesexamplesofindicationslyingnearthesurfacewhichareconsideredtobesemi-circular'hisdesignationincreasesthesizeoftheindication'Itisnotclearfromthecodehownearthesurfacesuchanindicationmustbebeforeitcanbeconsideredthesmallersemi-ellipticalshape.Ifthisdistancewereknown,itcouldbeenteredastheSURFACETOLERANCEDISTANCEBysettingthisvalueto0.0,allsurfaceindicationswillbeconservativelydesignatedbytheanalysisprocessasbeingsemi-circularunlesstheylieexactlyonthesurface.Thebasemetaldatamaybereported.at1/2orfullbackechocorrectedamplitude.Ifthedatawascollectedatfullbackechoamplitude,thepostprocessorwillnotallo~reportingat1/2amplitude.Thebasemetaldatamaybeanalyzedforallreportedreflectors,oronlyforthosereflectorswhosebackechocorrectedamplitudeislessthanorequaltoacertainamount,15XDACinthisexample.IV.93F.R.5/12/81-14 I

REPORTk/8UTChannelDataUTQVJlNELDATA:SCANNERSEPoFACTOR~13CH0,ANGLE.XOFFSETY'FFSETBEGINSTOPMNBETSEPT5/4A2-45.0T&.802.612002060055-5.00Al~-01831A2~0.0000A3~1.2817A4~4.463A5~4.581Tl/2~711Bl~1~289B2~1~164B3~W.204B4~0.010B5~0.002T3/4~10673-60.0T0482.612002060078-600Al~00000A2~0.0916A3~1.1902A4~5.526A5~3.232Tl/2~979Bl1.156B21.067B3~W576B4~0.010B5~0.057T3/4~1501LiketheEvaluationParametersdescribedabove,thesettingsfortheUTchannelscannotbealteredwithoutre-printingtheabovetypeoflist.ThislistconsistsofallimportantvaluesforeachofthechannelswhichisON,thatis,channelswhichwillbepulsedduringaninspectionpass.Thescannerseparationfactorisatranslationof1/2MINSEPintoscannerencoderunits,roundedup..Thus,withMINSEP~0.250and1encoderunit~0.01inches,theSCANNERSEP.FACTORequals.13.Thisvalueisusedindeterminingwhethertwoindicationsseenbyasinglechannelinascanshouldbecombinedduringend-of-scanprocessing.Ifoneindicationislocatedsuchthatitsmaximumscannerposition+1/2MINSEP(ie.13)overlapsasecondindication'sminimumscannerposition-1/2MINSEP,thenthetwoindicationsarecandidatesforcombinationonthebasisofnearnessinthedirectionofscannermotion.AsdescribedbelowforTSEP,thetwoindicationsmustalsomeetnearnessrequirementsinthedepthmeasurementThechannelnumberislistedundertheCH8column.ThechannelANGLEislistedwiththetypeofchannel:transverse(T),parallel(P),weldmetal(W),orbasemetal(B).Theactualvalueentered-forthechannelangleisnotusedinanyoftheimportant.tothepostprocessor.Therefore,theangleiscustomarilyenteredasaniceroundvalueratherthantheactualbeamanglemeasuredbytheoperatorincompliancewithSectionXZofthecodeTheXandYOFFSETSaredistancesmeasuredfromthedesignatedzeropointonthepackage.Thisinformationisrequiredfordeterminingtheexactlocationofthetransducerand,hence,theexactlocationofareflectorseenbythetransducer.F.R.5/12/81-15 REPORT/18ThevaluesforBEGINandSTOParetheencodervaluesbetweenwhichthespecifiedchannelwillbepulsed.Thesevaluesaresetbytheoperatorinamannerwhichensuresthattherequiredvolumeofplateisinspectedasrequiredbythecode.MNBEistheminimumbackechorequiredforaBtypechannel.IfthesystemdetectsthatthebackechoamplitudereportedforaBtypechannelislessthanthevalueforMNBE,itstopsthetransducerpackage.ThesystemcontinuestopulseonlytheBtypechanneluntilbackechoreturnsThismayoccurwhenmomentarilylostcouplantreturnsor,underoperatorcontroloftheBransonhardware,thelossofbackechoconditionisoverridden.Duringlossofbackecho,nodataistakenfromotherchannelsandthetransducerpackagedoesnotmove.TSEPisameasurement,intimeunitsforthechannel;equalto1/2MINSEP.ThisisthusbasedontheA5valueforthechannelandisthedepthequivalentoftheSCANNERSEP.FACTORdescribedaboveforcombiningindicationsattheendofascan.T5/4Aisthe5/4Tamplitudedifferencemeasuredbytheoperator.TheAl,Bl.arelistedonlyinthefullreport,notthepartial.Thesearethevaluesusedinevaluatingthetime,amplitude,depth,andpositionofareflectorseenbythatchannel.II+THEINSPECTIONStartUCommandsBEGINUTINSPECTIONANDCRAWLERMOTIONSEQUENCEEVALUATIONLEVEL<<50KDACDISTANCE<<300SCANNINGLIMITS:LOW<<300HIGH<<2110WELD:BK-orBEGINUTINSPECTIONANDNOZZLEROTATION<<300EVALUATIONLEVEL<<50XDACSCANNINGLIMITS:LOW30HIGH1800NOZZLELOCATIONX<<7'3Y<<170+25WELD:N4A-'nNOZZLEmode,the"NOZZLEROTATIONn"isimportantmainlyforthesignofn.,Theoperatormayoftenterminatetherunbeforendegreesarecovered,butthesigntellsinwhichdirectionrotationoccurred.Apositivenumberindicatesincreasingdegreesandnegativeindicatesdecreasing.IV.95F.R.5/12/81-16 I~

REPORT/l8Forinstance,if+300wasentered,thefirstazimuthreadingwas355.4degrees,andthelastazimuthwas181.1,theareaat50degreeswascovered,butthatat250wasnot.InVESSELmode,theDISTANCEhasnosignificanceexceptforthesign,whichindicatesthedirectionoftravel.Apositivedistanceindicatesthecrawlerwastravelingforwards;anegativedistanceindicatesitwastravelingbackwardsTheEVALUATIONLEVELissetduringpostprocessingandmustbegreaterthanorequaltothetestlevel.Theweldtestedi'slistedThenozzlelocationislisted.ThescanninglimitsarelistedonthefirstBEGINofaseriesconnectedby'CONTINUE?Y'soriftheyhavechangedsincethelastBEGIN.Thescanlimitsgivetherangeoftravelforthepackage,independentofthepulsinglimitsofthechannelsThescanlimitsaretheattemptedendpointsofthescan.Thepackagemayactuallyscanfurtheruporlowerdown-thanthesenumbersInthepartialreport,thesenumbersarenotprinted.Combinedwiththechanneloffsetsandpulsinglimits,andthescanpositions(X,YandAZIMUTH),theydeterminetheareaofcoverage.Theindicationnumberforpostprocessingissetautomaticallyandmaynotma'tchtheoriginalnumbers'canLinesSCAN82.AZ~180'ODOM~3482X~5442Y~383'orSCAN82AZ~134.4ODOM~2561Thefirstandlastscanlineofanyrun'realwaysprintedonafullreportInNOZZLEmode,thescanlinegivesthescannumber,theazimuthreadingindegrees,andtheodometerreading.VESSELmodeliststhescannumber,azimuthreadingindegrees,odometerreading,andtheXandYlocation.Thusitispossibletodeterminetheextentoftheinspectionforagivenpassbylookingatthebeginningandendingnozzleapparatusorcrawlerpositions.Theazimuthisthe=angleofthescannerscrew.ForVESSELmode,0degreesiswiththescannerhorizontalandthecrawlerheadingupthevessel.ForNOZZLEmode,0degreesiswiththescannerhorizontalandtotherightofthenozzle.Anglesincreaseintheclockwisedirection.InVESSELmode,theazimuthmaybeusedtodeterminetheangleofthescannerarmonly,nottodeterminedirectiontraveled.ThisisdonewiththeFREEZEAZIMUTHcommand,wheretheoperatorsetstheazimuthvaluetobeused.FROZENiswrittenaftertheAZ'reading'V.96F.R.5/12/81-17 REPORTj/8onthescanlines.Scanlinesaroundaforcedacousticlocationareprintedsinceadiscontinuityinlocationreadingsmayhaveoccurred.Also,ifscannumbersareoutoforder,themessage"SCANNUMBEROUTOFSEQUENCE"isprintedThismayindicatethatsomescanlinesaremissingbutdoesnotnecessarilymeanthatdatahasbeenlost.Sometimestherewillbemorethanonescan01;thisoccurswhenonerunisterminatedandthenextbegunatthesameplace,inthesamedirection,withoutanygaps.Insuchacase,the"ENDOFPASS"and"BEGIN"linesareremovedfrombetweenthetworunsduringpostediting.Theline"+END/BEGINDELETED".maybeinserted.Set>>updatamayalsoberemovedfrombetweenrunsifnoparametervalueswerealtered.End-of-ScanProcessinSectionXIofthecodespecificallyrequirescertaindatatoberecordedfor.eachscanbyatranducerwhichrevealssignificantreflectors-Thesereportsconstitutethebulkofthefinalreportformanywelds.ZtisunfortunatethatSectionXy~reuiresthisdatasinceitisintendedmainlyasanecessarysteptobetakeninamanuaiinspectionprocesswhereevaluationandfurtheranalysisisnotperformedduringthetest'herefore,itwillbefoundthatstudyoftheend-of-scanreportsofferslittleinformationrelevanttoevaluationofindicationsThecoderequirestwokindsofprintout.Thefirstoftheseisforshearwaveanalysis:MAXAMPLITUDEIDiOXDACDEPRELXRY/AZ419813~7308~7546984.0309.155.565393085560-50XDACDEPRELXRY/AZ3.9309.454-641309955.540308.7560+50XDACDEPRELXRY/AZ3.7307F754.64.1308.855537307.956.0XOFTDEPSDEP2.448~80.446.73748moTheaboveend-of-scanprintoutforanindicationisforP,T,andWtypechannelsThechannelandindicationnumbersareintheOandIDPcolumns.Intheexampleabove,indication19wasobservedonthreesuccessivescansasindicatedbythethreelinesofdatawithoutadditionalchannelorindicationnumbervaluesThatis,whenoneindicationisbuiltfromseveralscans,thechannelandindicationnumbersarenotrelisted.TheinformationoneachlinecorrespondstothedatacalledforbySectionXIofthecodeandillustratedinthesampletableinsectionI-6330.InVESSELmode,RELXandRY/AXaretheXandYdistances,ininches,fromtheweldreferencepoint.InNOZZLEIV.97F.R.5/12/81-18 0

REPORTjj8mode,RELXisthedistancebetweenthegivenpointofthereflectorandtheweldline.RY/AZistheazimuthoffsetfrom0degreestothegivenpointofthereflector.0degreesishorizontalandtotherightofthenozzle,andanglesincreaseintheclockwisedirection.DEPisthedepthofthegivenpointinbothVESSELandNOZZLEmodesRELX,RY/AZ,andDEParerecordedwheretheZDACwashighest(MAXAMPLITUDEcolumns),whenitfirstreachedthetestlevel(-50XDACcolumns),andwhereitlastreached(fellbelow)thetestlevel(+50XDACcolumns).Itwillbenotedthattheend-of-scanprintoutdiffers.fromthesampletableinsectionI-6330inthatitcontainsRY/AZcolumnsforallthreerecordingpositionsratherthan)ustfortheMAXAMPLITUDEpositionThisisnecessarybecausethecomputercalculatesandreportstheRELXandRY/AZpositionsoftheactualindicationwhichmaychangeinbothvaluesThetableinsectionI-6330recordsonlythelocationofthetransducerwhichdoesnotchangeintheRY/AZvaluefromonesetofcolumnstothenext.Thethelasttwocolumnslistthedepthasapercentofthickness(DEP)andthedistancefromsurfaceasapercentofthickness(SDEP)~IThesecondtypeofend-of-scanprintoutisfortheBtypechannels.Thecodespecificallyrequiresthatcertaindataberecordedforevertransducerositionforwhichtheindicationamplitudeequalsorexceedsthebackechoamplitude:CHdBETBEAITIARELXRY/AZDEPSCNR90028315503962.233168690028322503.862'3.3169895931328418503.762.2331707ForBtypechannels,thedatarequiredinsectionI-6420(a)isincludedintheend-of-scanprintout.EachpulseyieldingdatawithaZDACatleastashighastheevaluationlevelorthebackecholevelliststhechannelnumber,backechotimeandamplitude(BETandBEA),andindicationtimeandamplitude(ITandIA).Ifdataistobereportedat1/2B.E.amplitude,thepulsesneedonlybeatleast1/2thebackechoamplitude.RELXandRY/AZareasfortheP,T,andWtypeprintout.Thedepthininchesandthescannerpositioninencoderunitsfollow.IV.98F.R.5/12/81-19

.!'

REPORT//8DataBridesCONTINUE?YorCONTINUE?NInpost,processing,attheendofarun,alinewillquery"CONTINUE?".A"Y"answermeansthecurrentdatawillbecombinedwithdatafromthenextrun,evenifacalibrationrecheckliesbetweenthem.Theindicationnumberwillnotbereset.A"N"answermeanstheUTinspectiondata,ifany,willbeprintedout,withitsfinalcombinationsandevaluations.Thebridgebetweenrunsisnecessarywhenseveralrunsweremadeto.completeasingleinspectionpassbuttherunscannotbecombinedinawaysothatthedatasimulatesacontinuousrun.Thisismaybeduetoarecheckinthemiddleoftherun,orcombining-runsfromdifferentdays,whichmeansdifferentchannelparameterswillbeusedItmayalsobeduetorunningfirstinthepostivedirection,thenthenegativetocoverbothhalvesofanozzle(ie.runsof0degreesto180degreesand360degreesto181degrees).Theresultofthe'CONTINUE?Y'sthatthecomputerwillstillcombineanyindicationdataobtainedatoverlappoints(ie.at0degreesand180degrees).Atevery'CONTINUE?N'herewillbeprintedonfullreportsAVERAGESTEPSIZE~x.xxMAXIMUMSTEPSIZE~y.yyWherex.xxandy.yyareindegreesforNOZZLEmodeandininchesforVESSELmode.Thesegivetheaverageandmaximumstepsforallthescanscombinedforthisevaluation,exceptthatanystepbeforeascannumbered1isignored.InVESSELmode,thestepiscalculatedfromtheodometerreadingsonthescanlinesand,translatedtoinchesusingthe80DOMETERUNITS/INCHLAMINAR/PLANARCombingtionsLAMINARINDICATIONSJOINiNGPLANARINDICATIONSCH8LAMINARO'LANAR8DISPOSITION123125LAMINARindicationsmayappearwhicharesoclosetoPLANARindicationsthat,hadtheybeenPLANARtoo,theywouldhavecombinedTheseLAMINARindicationsandthenearbyPLANARonesarelistedbychannelandindicationnumber.Aspaceisleftforaqualifiedoperatortofillinanevaluationofthepossiblecombination.IV.99P.R.5/12/81-20 REPORT88IndicationCombinationPrintoutINDICATIONCOMBINATIONSCH8INDITHINXHAXXMINYHAZY419SN325t3432?e44608m74610e164104L311.01331.22653.7265372105L332.06332.0665287652t874104L331.01332.06652.87653.72524SY24432244.4419898199.8726SY244.53244.63198021983524SMY24432244.63198.02199.8727SN245.22245.53198.74199.95524SN244.32245.5319802199.95DMIN3'24.093?43.745.756215.?55.61561DMAX4.104.093.744.096426.416.426.506.50Theindicationcombinationsprintouthasonei1ioithfiIindicationnumbersdurinthbenareport:toaccountfoxthedsxeisappearanceofurngtecombinationprocess.Thefirst1inebelovtheheadercontainsthedatafidiioFohobiicornnationthatismthdtforthidiine.efirstoftheseheadtt~ltencatontobecombinedwiththeThenextlinecontainsdataforthesaaortheresultantcombinedindication.Iftherearemorecombinationsfor,thehlibeginswiththechannelnumbeenallcombinationsarecomplete,thelinennenumerinsteadoftheaxrowsymbol,.Intheexamplesabove,indications104and105wthresulthavingthelowerindicatiumr(o)oftvo.shovnonthelastlifand27verecombinedinntoindication24,ascombinationsresltdineotheexamle.Inp.thislastcase,the(tvoSUBSURFACEPLANARuenafinalindicationtionvithanalteredtypeSUBSURFACEMULTIPLEPLANYindicationsfifurthercombinationwithSUBURFNON-ARY,thenthiscombinedinndicationhadaSUBSURFACENON-PLANARindication)Thesystemdoesnotcombinetvoindicationsthencindicationsareflaggedthenthesstgg,thesystemprformsteactualnombinationsdonotleadtocombinationsIndicationcombinationsaregivenforthePTindicationsAfterthh1e,T,andVtypechannelsymbols)thetypfidecannelandindicatteonicationislistedinthtionnumbers(orarrowmaincatagoriesaxePLANARX(X)ntheTcolumn.TheX),PLANARY(Y),NON-PLANAR(N),andF.R.5ll2/81-21lV.100 REPORTf38LAMINAR(L).PLANARXandYaresubdividedasMULTIPLEPLANARXorY(MXorMY),PARALLELPLANARXorY(PXorPY),and,athirdcategorywheredistinguishing~iTIPLEfromPARALLELPLANARXorYisimpossiblebythecomputer(*Xor*Y).PLANARandNON-PLANARarefurtherrefinedbytheprefixedclassificationsOUTERSURFACE(0),INNERSURFACE(I),andSUBSURFACE(S)~Theminimumandmaximum-X,Y,anddepthvaluesaregivenininches-COPLANARCombinationsCOPLANARXCOMBINATIONSCHPIND.0S'INXMAXXMINY478118.3411874554.99134713118.7411923554.99555.323.27****SUMA/TXAVoALLOW/TXEVAL556.'39361.3.63OverlappingPLANARindicationsareexaminedbytheprogramtoseeiftheircombineddepthsarewithinthelimitsdescribedinsectionIWB-35111(c)andfigureIWB-3514.1oftheDecember,1975editionofthecode.Theprocessoccursaftertheindicationshavebeencombinedbutbeforethefinalevaluation.,Thealgorithmusedisdescribedelsewhere.ThePLANARXcombinationsarechecked,thenPLANARYcombinations.Ineachcase,ifanycombinationsarefound,thechannelnumberislistedfollowedbytheindicationnumbersOnly2indicationnumbersarelistedperline,sosomeindicationnumbers,like13above,maybelistedwithouttheotherinformation,onthefollowinglines.TheXandYboundariesoftheoverlappedareaaregiven,followedbyitsvalueandallowedvalue.AsterisksappearinthelastcollumnifthevalueisnotlessthantheallowedvalueIndicationEvaluationTableFINALEVALUATIONTABLECHINDITMINXMAXXMINYMAZY419SN32530327.40608.7061010DMIN3.604104L331.00332.0065280653703.70DMAXVALALLOWEDEVAL4.103.103.0****3103.44.100.923.1Thefinalevaluationtableissimilartothecombinationstable,withtheevaluationinformationadded.Indicationsfromallchannelsarelisted;LAMINARindicationsfallattheend.IndicationsarelistedsothatthoseneareachotherinXorYF.R.5/12/81-22 REPORT/38locationareneareachotheronthelist.IntheVALcolumnisthecalculatedinspectionvaluefortheindication(i.e.A/TXforPLANARandNON-PLANARindications,AREAforLAj3INAR).TheALLOWEDcolumngivestheallowedvalues,interpolatedfromthetableslistedatthebeginningofthereport.XandYprojectionsareevaluatedseparatelyforNON-PLANARindications,withtheXevaluationonthefirstlineandtheYonthesecond.Thefinalcolumnisleftemptyiftheindicationiswithintheallowedlimit.Fourasterisksareprintedotherwise.Theasterisksmeanthatthecomputer'sevaluationofthedatayieldsanindicationwhosesizeandlocationexceedstheallowablevalues;itdoesnotim1thattheindicationisnotallowablebthecode.Indicationswithasterisksrequirefurtherevaluation:eitherexplanationofthedata(suchasoperatorknowledgethatabracketorbeveledweldcausedspuriousdatatobeobtainedbythecomputer)orre-investigationoftheareainquestionusingstandardmanualUTscanningtechniquesThelatterapproachisrequiredsinceSectionXIofthecodewasdesignedforanalysisofmanuallyobtaineddata.Thecomputerismuchmorediligentandpreciseinitsdatacollectionthanishumanlypossibleand,thus,itsevaluationswillingeneralexceedthoseobtainedbymanualscanning.ENDOFPASSThisisprintedafterallindicationevaluationshavebeenprinted'Iftherewerenoindications,ENDOFPASSistheonlylineprintedIV.102F.R.5/12/81-23 REPORT//8LonPrintoutsofIndications)INDICATIONCOMMANDS:PRINTINDICATION:BN&019INDICATIONREPORT:CURRENT-BN&019UTCHANNEL4INDP:19CLASSIFICATION:SUB-SURFACENON-PLANARCHARACTER:(X)ELLIPTICAL(Y)ELLIPTICALLOCATION:MINX~325.3MINY~608.7MINDEP~3.6MAXX~327.4MAZY~610.1MAXDEP~4.1EVALUATION:AXISALA/LA/TXALLWLOWHZGH(X)0242.150.113103.0(0.1012.9)(015,32)~*INDICATIONREQUIRESFURTHEREVALUATION***(Y)0.241-410173'03'(0.15,3.2)(0.2036)NOFURTHEREVALUATIONNECESSARYINDICATIONREPORT:HISTORIC-BN&019~~~~~Ifanindicationrequiresfurtherevaluation,thepostprocessoroperatormayelecttoprintalongformversionofthedatacontainedintheEvaluationTabledescribedabove.Thismaybedonebyacommandissuedinthemiddleofthereportwhichprintsspecificindications,oracommandbeforethereportwhichprintsallindicationsrequiringfurtherevaluation.Theprintoutcoversonepageandcontainsthesameinformationaswasintheevaluationtable,withmoredetailsThetwosections,currentandhistoric,containidenticalinformationforthebaselineexaminationTheUTchannelandindicationnumbersarelistedfirst,followedbytheX"andYcharacter:CIRCULAR,SEMI-CIRCULAR,ELLIPTICAL,SEMI-ELLIPTICAL,orLAMINAR.TheminimumandmaximumX,Y,anddepthvaluesarelisted.PLANARandNON-PLANARindicationslistvaluesforA,L,A/L,A/TX,andtheallowedvalue(ALLW).TheA/LandA/TXvaluesusedforF.R.5/12/81-24IV.103

)

REPORT/38interpolationsrelistedmithinparenthesesintheLOPandHIGHcolumns.Thesevaluesaretakenfromtheevaluationtableatthebeginningofthefinalreport.LhNINARindicationreportsliattheindicationlengthsSntheXandYdirections(LXandLY),thetruecalculatedarea{RECT),thesd5ustedareastipulatedbythecode(AREA),'andtheinterpolatedillovedareaNoad)ustmentoftheRECTasallottedbytheMinterof1975codehasbeenmadeandsothevaluealwaysequalstheAREA."***lNDICATIONREQUIRESFURTHEREVALUATION*+*"Ssprintediftheindicationexceedstheallottedlimitinthatpra)ection(XorY).Asdiscussedabove,thisismerelyasignthatadditionalstandardevaluationisrequiredandinnovayimpliesunacceptabilityoftheindicationatthispoint."NOFURTHEREVALUATIONNECESSARY"SsprintedSfthevaluesarsSnboundsDuringpostpracessing,onlyindicationshavingatleastonepro)ectionrequiringfurtherevaluationveraselectedforthelongformevaluationprintout.III'ENERALITEHSCOKED:XXXXXXOccasionally,contentsarevrittenSnthereport,eitherbytheoperatorinthefield,arduringpost,editing,taexplainchangesmade.CommentsmadeSnthefieldstartvith"COHERENT:.";those,madeduringpostedittiugusuallybeginvithanasteriskorsdashAfev"p"smayappearintheprintout,usuallyattheendornearcommentsThesearefigmentsofthepastprocessingsystemandhavenoimportanceOccasionally,tableheadersappearininappropriateplaces,eg.atthebottomofapage,viththetableheadlessonthenextpageThisisduetothefactthatthepostprocessormustrelyanthelayout.ofthedataontheoriginaLtapeand,insomeinstances,thiccausestableheadersvhichfaLLatinopportuneplacesilMOTE:or,*NOTE:Notesmaybeinsertedduringpostediting,raferenci'nga"separatesheet'ofexplanatins.Thismaybeusedinsteadofanin-linecommentwhichmightbelengthyorrepetitious:severalnotesmsyreferencethesameexplanationThenoteIDvillbefollavedbyaIV.104

'

REPORT88pagenumber,time,anddate.Theserefertothepage,time,anddatelistedonthelastpagereadbeforethenote.Thisistohelpthe'eaderrelatethenotetoeventsshownontheoriginalprintoutoftherun.ThePostEditorandProcessoraresettoalwaysprintnotesstartingwithanasterisk,andonlyprintnotesstartingwithadashonfullreports.Thesechoicesmaybealteredduringpostediting..F.R.5/12/81-26IV.105

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Pageof131/12/82INllLi1AIION4$IIHCIINOllell~NOOITINONSECTIONVRECORDABLElNDlCATlONLISTProjectSUSUEHANNAUNIT/J1BACategory325(M)2ProcedurelSl'DA39()Rev.SystemIdentificationNumberDataCalibrationSheetNo.SheetNo.IndicationDescriptionRPVIRCUMFERENTIALDSAC('A)AD(A)AC394027,28.2930SotIndicatioSotdVONGITUDINALLDSBAABA(M)BA47205020462045SotIndicationsBC(A)BC(M)205220452BC47,4916SpotIndicationsSpotIndicationsBD(A)BD441SotIndicationBG(A)BG3711SpotIndicationBJ(A)362SotIndicationsSS.I2744060V.1GEIIERALOIELECTRIC GENERRLELECTRICPOSTPROCESSOR=VERSION3-REV.?.SUSQUEHRNNRIMELDRCEVRLURTIGNLEVEL=501DRCVELOCITYGFSOUND=0.1164LRGTIME=1.000DISTFINCEC.F.=0.0000RCOUSTICLOCRTIQNTOLERRNCE=0.250CYLINDRICRtGEOMETRYrCIRCUMFERENCESHELLCOURSE:3THRESHGL'D'961CRRMLERPULSERLGCRTIGNX=0.00YRESIGN3.SENSORGLGBRLX~"Y:~118520.392"380.67617"499;?43356.796sr3r'1501.647477.5168150.949462.15651581.555373.116616103.545377.676714.781.748478.5968-9219.?43478.8369-:~"~7'8.270485376'1"0"~13"717.340466.3561312611.356479.9761+10364.660480.816TRBLEIMB-3510RLLQMRBLEPLRNRP.INDICRTIQNSRSPECTSURFRCESUBSURFRCERRTIQ-INDICRTEGNSIHDECRTIGNSRrL=-~RrT>r.Ri'Tr80.001.88.2.320.052-.002~420.10?.182.610.152.422~910-202.713.250.253.083.680.303.484.130~353.48.4630.40.3.48=5.240.45'---:=3'."48"5.860.50-'~"3.48651'"TRBLEIMB-3520.2RLtOMRBLELRMENRR-INDICRTIQNSCOMPONENTTHECKNESSLRMIHRRRRER.--'>>')-IN,-'-.*-~Rw:SQIN;r.5+I/,.*'e*.err-,rr.=1Pdi'3Mr.A.".'i,p~~,a8r2010'012,$0EVRLURTEQNPRPRMETEPSVESSELMODESCRNNERDIMENSIONS=V.2

,~0 PRGE000280DEC1019-'58-48SUSQUEHRHHRIWELDRCOF0CRLIBRRTIGHLEHGTH=36-.00FULLSCRLE=3600VESSELLENGTH=30.00FULLSCRLE=3000QD.UNITSPEP.INCH=100.00-SCRHHER-STEPSIZE=0.050STEPTOLERRHCE=0.020l'IIHSEP=0.250100'RC=100EVRLURTIGNLEVEL=50WELDPEFEREHCEPOINT-X=558.48Y=400.50THICKNESS=6.520SHELLCOURSE3CIRCUNFERENCE=837.72EVRLURTIGHRNGLES."LRNINRR="10.0HGH-PLFIHRR=10.0.SUPFRCETGLERRNCEDISTRNCE=..0.0000REPORTB;E..DRTRFITFULLB.E.RNPNRXINUN-B.E;~DRCFGREVRLURTIQN=5UTCHRHHELDRTR=SCRNNERSEP-.FRCTOR=-13CH256710RNGLE.-0.0W45~0T60.0T-45.0P-60~0P0~0BXOFFSET2~55-2e25-1.05-5.45-5.45-2.55YOFFSET0.00"2.652650.601.750.00BEG.IH1200450150S5085010S'TGP'.215021502150195019502150-NN.BE000007TSEPT5~4R..-110.00'80.00-39-7.00200.0020-6.0011.0.00'-'EGINUTINSPECTIONRNDCRRWLERNOTIONSEQUENCE""-=EVFlLURTIQHLEVEL=50~DRCWELDRCVELOCITYQFSOUND=0.1164.LRGTINE=1.000DISTRNCEC.F..=0.0000RCQUSTICLOCRTIQNTOLERRNCE=0.250CYLINDPICFILGEONETPYCIRCUNFEREHCE=.87.72SHELLCOURSE-3THRESHOLD=961CRFIWLERPULSERLQCRTIONX=0~00Y=0.00PEGION3SEHSOP.GLGBRL:-XY118520.392380.676"217499.243356.7963.11501.647477.5164.,8150.949462.15651581.555373.1166-""16103.545377.676"7"-"*14-781.748.-478;5968--"~9'19;743478.836,'wia.7:48270485.37610'13=71'7.340466.3561812611.356474.9761410"364.660480~816EVRLURTIONPRRRNETERS-VESSELNODESCRNHERDINEHSIONS:CRLIBRRTIGNLENGTH=36.00FULLSCRLE=3600VESSELLENGTH=30.00FULLSCRLE=3000QD.UNITSPERINCH=100.00~SCRHHERSTEPSIZE=0.050STEPTOLERRHCE=0.020-NIHSEP=0.250V.3

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iIt E0012F1680DEC1722-3834-SUSQUEHRNNRI='MEkDBR"~mttCH:io1010ln1010101010lo1010101010101010101010101010101010105955905825815815815825825855850~~'059259259259259259259200592591587586586586587811272822161212870p~f~.77777700779=11121215BETBERIT32032031331230830818930830r307308-309.3083Oa313314328328328324325317307313316317321322IR211831384a5814616257P.ELX-4~84.-4..91-4.927a-4.72-4.65-4-.58-4.58-4.51-4,44232634332721214.la~.12-4.05-3a8-3a03~83-3.77-3.70-3.63-3~5528-3.4927221817-3.42-3.36-3.29-3.2345-4.38~33*'4.3126-4;25RYiRZ31.5831~5831.1331.1331.1331.1331.1331.1331.1331.1331.1331.1331.1331.1331.1231.1231.1231.1231.1231.1231.1231.1231.1231.12'1.1231.1231.1231.123.753.753~673.663.613.612.223.61-SCNP,.1246.1239.1238125112581265127212723.613.62.3e673.683.843.84.3~843.803'11305'-1'31113181325133213401347135313603.7113673.60"13753.6r-""13813.703.713r763~7713881394140114073.601279.3.6012863611292-3.62"'1299'RXID--rDRC233848a51RMPLITUDE=DEPRELXRY/RZ3.7-4.031.63.6-4.531.13.8-3.931.1="-50<.DRCDEPRELXPYiRZ3.8-4.531.63.7-4.831.13.8-3.931.13.73.8-3.931.6-4~331.1-3.931.1'-~---+-50KDRCDEP"RELXRYiRZr.OFTDEPSDEP-'.041.5"0.543.40~042.0CH:-1O1010101010101010in1010101010io10101010IT303308309.309309.309309-313313"-3233233i23.-323'23'02313313313313314.22-131087888888-9:-10*li1514131012155855915925925925935935a3593593593593593593584-580580584-583584BETBERIR303434.333025RELX-3.07-3.15-3.22-3.28-3.35-3.4-1-3483e55201817-3~20-3.13-3.0524'3.6228~"-3.69-29"'"~76.26"-3.8220---3.89.14.-39715-3.78223~3320--3.27RY>RZ30.7030.7130.71-30.7130~71307130.7130.7130.71.30.7130.7230r230.72307230.3330.3230.3230.3230.3230.32DEP3~613-623~623~62SCNR-142314151408140213953.673.673~681410141714253.621389"3.62"1-3823.67-13r53.67-=""&3683-7.8~*"1361..378~1.354.3-783483.78134i.3.78-13333~5413523.67.13973.671403(4vV.26 ltPAGE001380DEC1722:40-51SUSQUEHANNA.IIrjEfDBR-16tLAMINARCH:-22INDICRTIONSJOININGPLANARINDICATIONS'RI'1INRR-PLANAR:-DISPOSITIONllf21115CHTYPE2OMOMOMIND-3330272222'21010101010OMOWOMOMOMOWOMOIAIOWOlJOlJOWOMOMOBOBOBOBOB33128252322212064213432261810ENDOFPRSS2'M-*-.-"242OM192.OM15FINRLEYFILURTIONTRBLETt1INXI1RXXI]INYI'1RXY'l'1INS,"I733.03733.92157.62158.073.63DMRX3.83SY731.78SX732.68SX-733.05SX735.21SY736.40SN734.64tSN736.86731.78-f63.4573B.Sf-164.36733..19"180..90735.54.196.61736.40198.40734.85198.42738.00-199.65163.453..32f64;36~-."302180.90'"2.25196.622.97198.40'2'2198.84.2.19I~201.46.1.923.323.10=2;30"3.08i2e3i22.302.32SX733.39L732.64L732.49L737.64L734..42L732.14-L735.95L733.81L733.92L737.03L733.27L737~29-L733.44L731.67L733.38L734.92L737.28733.45216.45733.08161.69733-23163.4&737.79-170.77734.55183.75732.62184.21736.22191.11734.43196.62737.98197.50737.172i0.42733.73217.88737.44218.97734.12157.62732.83162.51733.69168.61735.71198.42738.07199.65216.45162.09.163.94-170.78183.75184.21191.12196.62201~51210.42217.89218.98157.63164'5les.el199.24.201.462.76=3.163.18"f.832~253372.74.2.811.96Be593.96~1.673.613.313.092.352.082.873.213a221'.842.253.432.762.872.352~593.9S1.693.813.563~172.592.44SN734.18734.6420198202.402.052.18VRLUE1.531.530.010.64."0.370.810.Oi0.82-0.SB3.053~051.001.000.810.180.350.000.000.000.000.0016.280.000.000.000.002.140.000.65f.43RLLOlJEVFIL2i683.436.514.32~3.06.~""2.98-6.513.722.783.082.67++++2~862.956.5112.60f2.6012.6012.6012.6012.6012.6012.6012.6012.60'I12.6012.6012.6012.6012.6012.60V.27 PAGE001+80DEC1?22-52-06SUSQUEHANNA.IWELDBFI.GF'f6INDICATIONREPORT=CURRENT-BR-0008UTCHRNNEL20WINDICRTIGN'-'=8CLASSIFICATION-SUB-SURFRCENON-PLRNRRCHARACTER-(X)ELLIPTICFIL(Y)ELLIPTICRLLOCATION=MINX=.736.86MRXX=738.00--'~MINY="199.65MRXY=201.46*MINDEP=1.92MRXDEP=2.32EVRLURTION=RXISRLRiLRiTiFILLOMLGMHIGH(X)0.201.1+0.173.053.08(0.152.91)(0.20,3.25)NQFURTHEREVRLURTIGNNECESSARY(Y).020,=1.810113'52.67(0.10r261)(015r2~91)-+++INDICATIONREQUIRESFUPTHEREVRLURTION+++-INDICRTIONREPORTHISTORIC-BR-0008UTCHRNNEL20MINDICRTIGN:-=8CLRSSIFICRTION-SUB-SUPFRCE-NGN-PLANARCHRRRCTER:(X)ELLIPTICRL(Y)ELLIPTICRLLQCRTIQN=-MINX=736.86MINY=199.65'-MINDEP=192EVRLURTION-MRXX=738.00MRXY=201.46MRXDEP=2.32RXIS=RLRr'LR/TRRE.LQWLQM-=-(X>-.20=1f4"017'3'5""'3.08(0~15r-291)HO'FURTHEREVANURTIGN.NECESSRRY(Y)'.201.8'10.1'13.052~67'0.10r2-.61)+~INDICATIONREQUIRESFURTHEP.EVALUATION~~HIGH.(0.-20r325)(0.15r2.91)COMMENTS:V.28

PAGE001580DEC1722=52-06SUSQUEHRNNR-IWELDBRIOFi6IHDICRTIONREPOPT-CURPEHT-BR-0006UTCHRNNEL20WIHDICRTIOH:-'=6CLRSSIFICRTIOH-LAMINARCHRPRCTEP.-LRMIHRRLGCRTIGH-.'MINX.='3392'.MRXX.=*737.98-=::'-"MIHY~=197.50MRXY=201.5'1HIHDEP.=196MRXDEP.=2..35+EVRLUFlTION=LXLYRECTRREAFILLOW4.064.0116.2816.2812.60+++IHDICRTIOHREQUIRESFUPTHEREVALUATION+++.INDICRTION:REPORT-HISTORIC-BR.-0006UTCHRNNEL20Ii!IHDICRTION-:=6CLFISSIFICRTION:LRMINAP.CHRPRCTER:LRMINRRLGCRTIGN-MIHX=733~92MINY=197.50MINDEP=1.96EVRLUATIGH-LXLYRECT4;06-+.0116.28I'1RXX=737.98MRXY=201.51I'1FIXDEP=2.35+.RRERFILLOW16.2812.60+VINDICATIONREQUIRESFURTHEREVALUATION~'ICOMMENTS=V.29 0e MI~t"PRGE'01'680DEC1722-'52=06SUSQUEHRNNRIWELD.BRtQF)6BEGINUTINSPECTIONRNDCRRMLEREVRLURTIGNLEVEL=50/DRCMELDBRtlOTIGNSEQUENCECH::BET105881058710581105771058210--58310583io58310582105821058210582lo58110582105821058610586105861058710591105911059610601105981060110601106011059510595io5951059510595105951059510583105831058310583BER1O1010122123'32628303030333710111077777-7778121091012191310190190190194296301301301301306306306306307307307304299299.308308332332338337333342328328339338338338338338342341IR21241735=.38484949484445411720181717151624.2218141719.21201915151617RELY-0.41-0.47-0.51-0.58-4.06-4"02.-3.943%87-3.80'r73-3.663e58-3.503%433e37-3.77-3.81-388-3.95-4.02-40<-4.17-4.26-4.18-4.11-4.03-3.97-3.85-3.78-3.60-3.56-3.48-3.41-3.342~8i22~83-2.91M.99RYiRZ32~0832.0932.0932.1032.7932.7832;7832~7732.7732.7632.7632.7532.7532.7432.7433.2033.2033.2133.2-133~2233~2233.2333~2333.6633.6633.6533.6533.64.33.6434.6334.6234~6234.6134.6135.0435.0435.0535.05DEP2.242.242.24.i2e283.473.-533.53.3.533.533.593.59.3.593.59.3.603.603.603e56'.503.503.613.613.893~893.963.953.904.003.843.84.3.973.963.96-3.963.963.964.004.003.99.SCNR17701776178017872135'21312422211521082101208620782071206521062'11021172124-21312138214621552.140213221252113210620882084-207620692062201020112019.CH-'=BET'ER.10586-39810581'-"12=23310580'-12"2331OSer-132401058614239IR."26'424.17.-P.ELK-0,88-0.62-0;57-0.51-2.81=RYiRZ85.1385.1185.1185.1185.73DEP27+2.74.i2822.814~66SCNR"1816-.1-79017851779"2009"ENDOFPRSS+NOTE-BR-3(PRGE1980DEC1723-56-15)v.30 ' SUSQUEHANNAIlJELDBA~e.eNC<B.1BBXNi7317NXi738.1VIOL157.6Y'Ixi219+eZeii.'7znx-<.e l SUSQUEHANNAIUELDBA~~1%90+~90IIAe-0.1eeNII~7317XIIX>>73&.1VPS~167,6YtlX~219+0ZNHi17zIIxi4e 0,E CATEGORY8-A(Continued)*'eenoteBD-3**Indication8requiredfurtherevaluation:Amanualexaminationwasperformedintheareaofconcern.Theoneindicationrecordedautomaticallywasfoundtobetwoindicationswhenexaminedmanually.Thereasonforthisisthesteppingmotionoftheautomaticscan-ningdevi'ce.ThecalculationsperASMECodeSectionXIparagraphIWB-3510includingWinter1975Addendaareasfollows:Indication8:812a=.2a01a.1-='=0.101.00Allowed2.61Ka2=.85ag.850.1222.73$t.=6.52apt=1.53%=value822a=0a=o1.65=1.1.1-=012.650-=-=01.1a.006.52Allowed2.32KV.33~V4h\.80II~*f Ii~'E' Indications182Combined2a=.3a=.15a=.15=.08z1.19Allowed=1.91a21'3a.15a21'3=.12)2.73Kt=6.52a.1523'52Value2.3XThedataandcalibrationsheetsusedforthisexaminationare'ttached.**IndicationII6asevaluatedbythecomputerrequiresfurther.evaluation.However,thecomputerdoesnotincludeparagraphIWB-3360initscalcu-lations.WhenparagraphIWB-3360isused,theareaisreducedto12.21squareinchesinarearatherthanthe16.28squareinchesshown.This.islessthanthemaximumacceptablelimit'allowedbycode.NoneofthelaminarindicationswereevaluatedinaccordancewithparagraphIWB-3360.Sincenoneofthelaminarindicationsrequirefurtherevaluation(withtheexceptionofindication86asdiscussedabove)andallarestillwithinacceptablelimitsofsectionXI,nofurthercalculationsaredeemednecessary.**Theevaluationoflaminarindication811joiningplanarindication812isasfollows:a=.1gl=1.81.82a.1~l1.8a.121.8.059.056Allowed2.4252.42/o1.53Ka.1t6.52V.34

• • Theevaluationoflaminarindication811joinin'gplanarindication>15isasfollows:Alloweda=.11-1.7a2=1.8.059agl17.1=.0561.8=1.53K.16.522.42K2.42/o***SeenoteBJ-3V.35

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AngleBeamSpread91X45~or60(Modeoncepercolibrotedsyatent-Calibrationstandardcombination)gc>+>HoleDepth10%DACTrailingRay25%OAC50%DAC100%OAC50%DACLeadingRay25%OAC10%DACDorDorOora4HsWDorastsWOorQRDoralasWOorfStl'/4TlZl2(3t.gl.(I4l.9J72.01.82ll.$s1/2TX.82.82.9>vsz3/4TtleObbe3AmplitudeLinearityCheck(MadeDaily)ControlLinearitys(MadeDaily)100%FSH~~%FSH90%re~4~80%"4070%"~~~~450%FSH~%FSH40%"30%"20%"80%FSH80%"40%"20%"-6db~9(32-48)-12db+(16-24)+6db~+(64-96)+12db(64-96)8'EEquip.Data-AngleBeamForLinearityChecksfCOtaI4NoT'CCtaLVC7fVgggPAarSPoC~loam~pli~c(CeF47~a4RLtpeaeC.Me+II,ChecksonllW-2CodeBlockTTransducerData:SerialNo.BeamAngleSize~44~4Freer>~SFShoeNoM~CableNo~CheckMadeBy:l/8"SOHNearMax.Amp.MetalPathFarBlockonI/8SOHforFieldColib.ChecksQMoxAmp.forBothNear8FarPositionsin%ScreenHeightReviewedbyv~lSNT-TGLevelV.68 VESSELUTCALIBRATIONDATASHEETAliy~e..AttyWINCERINSIAIBAIIONA5IIVICSINOINIIBINOOIVISIONSiteProcedureNo.DateExaminerRecorderRev.CouplantCal.SheetNo.~+Hpreope'rotionolGI.SICal.Std.Temp.ASNTLevelASNTLevelnbTransducerSerialNo.OACCurve:Range0-5Q0-10Kj90EquiprtIentData:InstrumentModelNo.InstrumentSerialNo.TransducerSizeShoeNo.Frequency~~MHzffW2BeamAngle~InstrumentSettings:8070605040302010AttenuationSweepDelayScanningGainEvaluatingGainFilterPositionRepRateDampingRejectStdlovTJ8burOQIATbAIIzoofpOff'fFoffStartFinish'Iz//o~a./a.a;'oah~00.231234545678910~dnCnengefor~X~eTeeInches1/41/2HoleDepthGain81X1X1XMax.Amp.~eweeInch0orle(nchSDHor'BHLastOataSheetTimeValueInitialCalibrationTime~IPeriodicChecks:3/41Xgggege@~Iaxafx7CgCalibralioninOeplh(O)QXorMetalPath(MP)QN/AFinalCheck:gC"aPrGEIIERALELECTRICV.69 I0 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SERVICEANYTIME...ANYWHEREINSTAllATIONASNVICSTNOINTERINODIVISIONSUSQUEHANNAUNITO'ISECTIONVIEQUIPMENTANDMATERIALSLISTULTRASONICINSTRUMENTSMODELNO.SERIALNO.Branson-303ABranson-303ABranson-301Branson-301Branson-303Sonic-MK-ISonic-MK-IMagnaflux-PS702AUSM2-MTUSL-38USM2-MTKrautkramer-Branson117620311762021199311938510198732203765049721214977266906110107726922587F2.TRANSDUCERS2.12.25MHzFreuencS/N015238015231015234015235015237K22614K22615K226179M385B10805J04729B10804B07016K23981H31928SIZEII1.00'/2XI"I/2XI"I/2XI"1.00"1.00'I1.00"1.00"I/2XI'I0.75"0.75"'.75"I001.00"1.00"S/NE1802212138E31735L08767L08764E31737E31738E31740A10921A10920A10919A10922K23982K23980K23979C09128SIZEII0.50'.00"o.5o"0.50"0.50"00.25"o.5o"0.50"0.50"o.5o"050II1.00"I.OO"I.OO"1.00"GENERALELECTRICVI.1 1' SERVICEANYTIME..~ANYWHEREINSEALLANONISERVICEENGINEERINGDIVISION2.21.0MHzS/NL03515I03625I03627A13733F16832F16837FREQUENCYSIZE1.OO"O.75"0.50"100pspII0.50"3.0WEDGEDS/NSQ-1SQ-2MS-4MS-3MS-6SQ-3SQ-4SQ-5SQ-6SQ-19SQ-20SQ-21SQ-22SQ-23SQ-24SQ-25SQ-26SQ-27SQ-28SQ-29SQ-30SQ-31SQ-32SQ-33SQ-34SQ-35SQ-36SQ-1245'5'5'5033'333'3'5'5'5'5045'5'5'5'5'5045045'3.'3'3'3'3'3'3'.W.L.W.L.W.L.W.L.W.L.W.L.W.ANGLE45S/NMS-9F-31PA-1PA-2PA-3PA-4PA-5PA-6PA-7X-1X-2X-3X-44MS-1176Nl76N321Fl76N476N2llNl77N1ANGLEAG60'5'5'5'5'5'5'5'0'5'5'5'5'5'5'0'0'5'5'0'5'0'5'5'GENERALELECTRICVI.2 i SERV(CEANYTIME...ANYWHEREINS'IAEEAEIONASERVICEENGINEERINGDIVISION3.1NOZZLEINNERRADIUSRH24681012A12B141618LH13579llAllB1315173.2FEEDWATERINNERRADIUSZONES/N4.0CABLESSSQ-N4-Zl-CWSSQ-N4-Zl-CCWSSQ-N4-Z2-CWSSQ-N4-Z2-CCWSSQ-N4-Z3S/NA-1A-2P-13V-4V-30S"123S-loS-4PJ-6S-4S-OZ-13VE-8S-41S-16TYPEBNC-MICRODOTBNC-MICRODOTBNC-MICRODOTBNC-MICRODOTBNC-MICRODOTBNC-MICRODOTBNC-MICRODOTBNC-BNCBNC-BNCBNC-BNCBNC-BNCBNC-BNCBNC-BNCBNC-BNCBNC-BNCBNC-BNCBNC-BNCBNC-.BNCSIZE6.5',6.5'.5'.5'.5'.5'.0'.0'.0'0.0'5.5'.0'.0'0.0'0.0'.0'.5'ENERALELECTRICVI.3 e' SERVlCEANYTIME...ANYWHEREINSTAuATIOH4$IRVICEINGINBRINODIVISIONS/NS-46F-2F-1631TYPEBNC-BNCBNC-BNCBNC-BNCBNC-BNCBNC-MICRODOTSIZE12.0'.0'.0'.0'.0'.0LIQUIDPENETRANTMATERIALTYPESKL-HF/SSKD-NFSKC-CSKL-HFSKD-SSKC-CBATCHNO.78602478G13978G1206L0216L0196L0016.0GLYCERINELotNumberDP-06186-002DP-06157-0027.0PYROMETERS/N69-13828.0M.T.EQUIPMENTModelCRQ-10S/N723489.0IIW-2U.T.CALIBRATIONBLOCKS/N-2GENERALELECTRICVI.4

SERVtCEANYTIME...ANYWHEREINSIAHAIIONASIAVICS(NOINSSllNODIVISIONSECTIONVIISUSQUEHANNAPROCEDURESPROCEDUREREVISIONPROCEDURENO.StraightBeamExamination-LaminarReflectorsinBaseMetalPersonnelQualificationandCertificationProgramandSupplementISE-QAI-219ISE-QAI-300PersonnelQualificationandCertificationProgramandSupplement"A"-VisualVisualExaminationISE-QAI-311ISE-QAI-317UTExaminationofSupportSkirttoRPVWeldUTExaminationofSimilarandDis-similarmetalweldsRPVWeldCenterlinePaintInstructionUTExaminationofNozzleInnerRadiusandSupplementNo.1andMandatorySupplementUTExaminationofRPVWeldsUTExaminationofFlange-toVesselWeldandFlangeLigamentAreasISE-QAI-321ISE-QAI-322ISE-QAI-323ISE-qAI-324ISE-QAI-325ISE-QAI-326UTExaminationofReactorVesselClosureStudsISE-QAI-327WetMagneticParticleExaminationofReactorVesselClosureStudsISE-QAI-328GENERALELECTRICVII.1 t SERVICEAHYTlhla...ANYWHEAaINSTAuA'JIONiSMVICllNOIN(lRINODIVISIONSUSQUEHANNAPROCEDURES(continued)PROCEDUREREVISIONPROCEDURENO.RemoteAutomaticExaminationofRPVWeldsISE-QAI-329RemoteAutomaticUltrasonicExaminationofRPVNozzleWeldsLiquidPenetrantExaminationISE-QAI-330ISE-QAI-331UltrasonicExaminationofFeedwaterInnerRadiusZone2ISE-QAI-332UltrasonicExaminationofFeedwaterInnerRadiusZone3ISE-QAI-333UltrasonicExaminationofFeedwaterInnerRadiusZone1GeneralVisualExaminationProcedureincludingSupplementsA-LLiquidPenetrantExaminationLiquidPenetrantExaminationISE-QAI-334160A780718XA840218XA7400GENERALELECTRICVII.2 ' SERVIC8ANYTIMf-.ANYWHEREINSTALLATIONASSRVICSSNOINHSINOOIVISIONSECTIONVIII.PERSONNELAllpersonnelperformingexaminationsatSusquehannaSteamElectricStationUnitNumber1werecertifiedbyexaminationinaccordanceIwithAmericanSocietyforNon-DestructiveTestingRecommendedPracticeNo.SNT-TC-1A(June1975Edition).TheSusquehannaPSIExaminationwasperformedonateambasis,eachteamconsistingofaLevelIIorLevelIIIandLevel1Tminimum.Theformalorganizationinterfacediagram'sshowninTable1.-GENERALELECTRIC.VIII.1 0,Ie(, SERVICEANYTIME-.ANYWHRREINSTAllATION4SEEVICEENOINEEEINOOIVISIONSECTIONVIII.PERSONNELNAMELEVELOFCERT.LEVELLEVELOFOFMETHODCERT.METHODCERT.METHODAlbenese,J.J.Bain,V.J.Bergey,D.W.Bolden,G.Boone,R.Bragan,G.L.Brown,F.Clay,A.W.Clayton,K.Demetrio,J.P.Difilippo,D.J.Dufresne,R.Edwards,R.E.Field,F.Flaherty,PHart,M.P.Heath,M.A.Hooper,R.C.Jones,J.Indan,E.A.Kenney,V.P.Koch,T.L.Kollock,A.S.LeThangLindeman,,R.I.Lockyer,G.E.May,R.C.McCabe,L.Metta,S.II,IIIIIIIIIITIIIIITIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIUTUTUTUTUTUTUTUTUTUTVTUTIUTUTUTUTUTUTMTUTUTUTUTUTUTPTPTPTPTPTPTPTPTVTGENERALELECTRIC ~,iO' SERVICEANYTIMB...ANYWHEREIN55AuATIOHASERVICE5NOINIERIHOOIVI5IONNAMELEVELLEVELLEVELOFOFOFCERT.METHODCERT.METHODCERT.METHODMills,C.E.Miller,W.F.Moore,R.L.Mortenson,S.Mulligan,T.K.Shove,C.Quinn,P.Ramsey,PER.Reczek,E.F.Smith,R.D.Voget,D.Wagner,R.W.Wilkins,B.W.Zielinski,J.IIIIIIIIIIITIIIIIIIIIIIIIIIIIUTUTUTUTUTUTUTUTUTUTVTUTVTMTPTPTPTPTVTGENERALELECTRICVIII.3 01,0Il TYPICALORGANIZATIONPRE-SERVICEINSPECTIONSUSQUEHANNAglPPLLQAR.BECKLEYAUTHORIZEDNUCLEARIN-SERVICEINSPECTORFACTORYMUTUALBECHTELASSISTANTPROJECTENGINEERJ.O'ULLIVANQCSUPERVISORNDESUPERVISORNDELEVELIIISECRETARYTEAM81TEAM82TEAMP3TEAM84ExaminationTeamsconsistingofaLevelIIandaLevelITminimumintherequireddiscipline.VIII.4 ~~0}}