Susquehanna Units 1 and 2 - Letter Referring to the December 1, 1977 Letter Providing an Interim Report of a Deficiency in Physical Separation of Electrical Circuits and Advising the Commission That the Definitive Report Will Be Submitted b| ML18024A069 |
| Person / Time |
|---|
| Site: |
Susquehanna  |
|---|
| Issue date: |
05/31/1978 |
|---|
| From: |
Curtis N W
Pennsylvania Power & Light Co |
|---|
| To: |
Grier B H
NRC Region 1 |
|---|
| References |
|---|
| PLA-201, PLA-259 |
| Download: ML18024A069 (6) |
|
|
|---|
Category:Deficiency Correspondence (per 10CFR50.55e and Part 21)
MONTHYEARML17223A1982017-07-21021 July 2017
Part 21 Notification - Eaton/Cutler Hammer A200 Series Starter
PLA-7613, Interim Report of a Deviation, Units 1 & 2 - (PLA-7613)2017-06-0909 June 2017
Interim Report of a Deviation, Units 1 & 2 - (PLA-7613)
ML17081A4532017-03-20020 March 2017
Part 21 - Plastic Jar Dedication Sampling
ML16313A0622016-10-18018 October 2016
C&D Technologies, Inc. - 10 CFR Part 21 Evaluation Regarding Terminal Welding Failure in 3DCU-9 Batteries
ML14210A0102014-07-23023 July 2014
Part 21 - Unseating of Valve Spring on Scram Solenoid Pilot Valve
ML14204A7072014-07-23023 July 2014
Completed Evaluation of Part 21 Potentially Reportable Condition Notification: Unseating of Valve Spring on SSPV
ML13165A3422013-06-12012 June 2013
60-Day Interim Report Involving an Evaluation of a Design Change to Magne-Blast Circuit Breakers
ML13044A0752013-02-0808 February 2013
Part 21 - Completed Evaluation for Potential Error in Main Steam Line High Flow Calculational Methodology
ML12347A3082012-12-12012 December 2012
Part 21 60-Day Interim Report Notification: Error in Main Steam Line High Flow Calculational Methodology
ML12319A0122012-09-27027 September 2012
Error in Main Steam Line High Flow Calculational Methodology
ML12158A4472012-06-0606 June 2012
Part 21 60-Day Interim Report Notification - Closufailure of CRD Collet Retainer Tube/Outer Tube Weld
ML1127000672011-09-26026 September 2011
GE-Hitachi Part 21 Reportable Condition Notification: Failure to Include Seismic Input in Channel-Control Blade Interference Customer Guidance
ML11115A0392011-04-14014 April 2011
Notice of Deviation Pursuant to 10 CFR 21, NPKC-7-21A(N) Splice Kit with Possible Compromised Jacket Seal
ML1025202192010-09-0303 September 2010
Part 21 - Failure to Include Seismic Input in Reactor Control Blade Customer Guidance
ML1018907392010-07-0101 July 2010
Part 21 Report Concerning Failure of Turbine Overspeed Reset Control Valve Diaphragm
ML1015305642010-05-28028 May 2010
Part 21 Notification from C & D Technologies, Inc., Post Corrosion on Dcu Batteries
ML1009604492010-04-0202 April 2010
Part 21 Report by Tyco Valves and Controls, LP Possible Failure of Solenoid Valves with Dual Function Main Steam Safety Valves
ML0934301402009-12-0202 December 2009
10CFR21 Reporting of Defects and Non-Compliance - Engine Systems, Inc. Report No. 1OCFR21-0098, Rev. 0, Amot Thermostatic Valve Element, P/N: 9760X
ML0232901622002-11-18018 November 2002
Final Report, Stability Option III: Possible Successive Confirmation Count Resets - Not Reportable
ML18024A0581978-09-18018 September 1978
Letter Attaching a Final Report of a Deficiency in Carriage Bolt Fasteners Used on 480 Volt Motor Control Center Bus Splices
ML18024A1011978-07-19019 July 1978
Letter Attaching a Report of Defects Discovered During Qualification and Manufacturing of Control Room Systems
ML18024A0661978-07-14014 July 1978
Letter Referring to the April 17, 1978 Letter and Regarding an Update of Interim Report of Reportable Deficiency Regarding Potential Transformers on 4.16K Switchgear
ML18024A0681978-07-0505 July 1978
Letter Referring to the April 26, 1978 Letter and Advising the Commission That a Definitive Report Will Be Submitted by September 29, 1978
ML18024A0771978-06-23023 June 1978
Letter Referring to the June 22, 1977 Letter and Relating to the Definitive Report, Prepared by Bechtel Power Corp., of a Reportable Deficiency Regarding Unsatisfactory Field Welding and Inspection of Shear Suds
ML18024A0691978-05-31031 May 1978
Letter Referring to the December 1, 1977 Letter Providing an Interim Report of a Deficiency in Physical Separation of Electrical Circuits and Advising the Commission That the Definitive Report Will Be Submitted by September
ML18024A0711978-04-26026 April 1978
Letter Attaching Bechtel Engineering'S Interim Report on Spot Welding of Struts for SSES Units 1 and 2 and Advising the Commission That the Definitive Report Will Be Submitted by July 31, 1978
ML18025A4791976-11-0505 November 1976
Interim Report of Reportable Deficiency Defect in RPV Susquehanna Unit 2 Bottom Head Side Plate
ML18025A4901975-08-29029 August 1975
Letter Regarding the Definitive Report of Deficiencies in Box Column Supports Which Supplements PLA-74
ML18025A4921975-04-0404 April 1975
Letter Attaching an Interim Report on Potential Deficiency Which Was Discussed with Mr. Heishman on March 6, 1975
2017-07-21
[Table view] |
Text
REGULATORYINFORMATIONDISTRIBUTIONSYSTEM<RIDS)DISTRIBUTIONFORINCOMINGMATERIAL50-387REC:GRIERBHNRCORG:CURTISNW.PAPNR8(LIGHTDOCDATE'5/31/78DATERCVD:06/07/78DOCTYPE:LETTERNOTARIZED:NOCOPIESRECEIVED
SUBJECT:
LTR1ENCL0ADVISINGFINALCONSTRUCTIONDEFICIENCYREPTCONCERNINGADEFICIENCYINPHYSICALSEPARATIONOFELECCIRCUITSOFSUBJECTFACILITYSUBMITTEDBYLTRDTD12/01/77'ILLBESUBMITTEDBY09/05f78.PLANTNAME:SUSQUEHANNA-UNIT1DISTRIBUTIONOFTHISMATERIALISCONSTRUCTIONDEFICIENCYREPORT<10CFR50.55E)(DISTRIBUTIONCODEB019>REVIEWERINITIAL:XJMDISTRIBUTORINITIAL:~ASFOLLOWS+www~~~~~~~~~~+~~~FORACTION:INTERNAL:ASSTDIRVASSALLO++LTRONLY(i>PROIMINER+wLTRONLY(1)GFIL+LTRONLY<1)TRONLY(2)GOSSICK5STAFF+4LTRONLY(1)DIRECTORDPM++LTRONLY(i>QAB44LTRONLY<1)ADFORENG++LTRONLY(1)ADFORPLANTSYSTEMS++LTRONLY(SD++LTRONLY(i>FERDDREHER/IE4+LTRONLY<i)BRCHIEFLWR03BC++LTRONLY<1>LICASSTRUSHBROOK++LTRONLY<i)NRCPDR44LTRONLY<i)OELD>>LTRONLY(i>MIPC4+LTRONLY<1)DEPUTYDIRDPM++LTRONLY(i>DIRECTORDSS44LTRONLY<1)ADFORREACSFTY~+LTRONLY(i>ADFOROPERTECH<<LTRONLY<1)KSEYFRIT/IE++LTRONLY(1)EXTERNAL:LPDRiSWILKESBARREiPA>>LTRONLY(1>TIC+4LTRONLY<1)NSIC++LTRONLY(1>ACRSCATB~4LTRONLY<16)DISTRIBUTION:LTR41ENCL0SIZE:2PCONTROLNBR:781580019rp,k,(END%%%%%44%%%%%%%%%%4%%%%<%%%4'%%%
~iII 0PPata;)la,~TWONORTHNINTHSTRE~T.ALL~NTOWN,PA.15101KOIMftlgP82IHASID~gP)fIigNORMANW.CURTISVicePresident.Engineering&Construction821.5381May31,1978Mr.BoyceH.GrierDirector,RegionIU.S.NuclearRegulatoryCommission631ParkAvenueKingofPrussia,Pennsylvania17406RR>>qg)Rr52>>rrJ~Cog-yPlAP(C/)SUSQUEHANNASTEAMELECTRICSTATIONINTERIMREPORTOFADEFICIENCYINPHYSICALSEPARATIONOFELECTRICALCIRCUITS(STATUSUPDATE)DOCKETNO.:50-387LICENSENO.:CPPR-101ER100450FILE840-4PLA-259
DearMr.Grier:
MyletterPLA-201,datedDecember1,1977providedaninterimreportofadeficiencyreportableundertheprovisionsof10CFR50.55(e).TheletterfurtherstatedthatPPGLanticipatedsubmittingafinaldefinitive'eportbyJune5,1978.However,wenowconclude,baseduponthemanufacturer's(G.E.)progressincompletingcertainitemsofrework,thatJune5,1978isnolongerarealisticdateforsubmittalofthedefinitivereport.Thisconclusionisderivedfromthefactthatcertainpanelinsertswhichrequireremanufacturing;andwereinstrumentalinthediscoveryofthedeficiency,willnotbecompletedbeforeJuly,1978.Iti.sPPGL'sintentiontoobtainassurancethatthespecificsofthosedeficienciesandthecausefortheiroccurrencehavebeencompletelycorrectedbeforethereportissubmitted.Therefore,wearenowprojectingsubmittalofthedefinitivereportbySeptember5,1978.Youwillbeadvisedshoulddevelopmentsorothercircumstancesaffectthislatestcommitment.Weregretthedelaybutoptinfavorofamorecompletereport.Verytrulyyours,N.W.CurtisVicePresident-EngineeringaConstruction78158001,nARS:mcbPENNSYLVANIAPOWER&LIGHTCOMPANY 4
Mr.B.H.GrierMay31,1978cc:Mr.ErnstVolgenau(15)Director-OfficeofInspection6EnforcementU.S.NuclearRegulatoryCommissionWashington,D.C.20555,ilMr.G.McDonald(1)Director-OfficeofInspection&Enforcement'.S.NuclearRegulatoryCommissionWashington,D.C.20555 0)I~