ML18142B896

LER 1975-012-00 for R. E. Ginna, (30-Day Report), Charging Pump Discharge Drain Line Pinhole Leak

ML18142B896
Person / Time
Site:	Ginna
Issue date:	01/08/1976
From:	White L Rochester Gas & Electric Corp
To:	O'Reilly J NRC/IE, NRC Region 1
References
LER 1975-012-00
Download: ML18142B896 (5)

Text

NRC DIST <UTION FOR PART 50 DOCKET M/r RIAL (TEMPORARY FORM)

CONTROL NO:

FILE XNCIDEÃZ REPORT Fl FROM Rochester Gas & Elec Co DATE OF DOC DATE REC'D LTR Rochester NY TWX RPT OTHER L D Mhite 1-8-76 1-14-76 TO'r O',Reilly ORI G none signed CC OTHER SENT AEC PDR SENT LOCAL PDR CLASS UNCLASS PROPINFO INPUT NO CYS REC'D DOCKET NO:

XXXXXXX 1 50-244 DESCRIPTION: ENCLOSURES:

Ltr trans the following: Reportable Occurrence '75-12 on- 12-14-75 s concerning a faulty weld on'he pump discharge) lines ~ ~ ~ ~ ~

s " ~

PLANT NAME:

FOR ACTION/INFORMATION BUTLER (L) SCHWENCER (L) ZIEMANN (L) 'REGAN (E)

W/ Copies W/ Copies Ml/ Copies W/ Copies CLARK (L) STOLZ (L) DICKER (E) LEAR (L)

W/ Cooies Ml/ Copies W/ Cooies W/ Copies PARR (L) VASSAI LO (L) KNIGHTON (E) SPELS W/ Copies W/ Copies W/ Copies W/ Copies KNI EL (L) PURPLE (L) YOUNGBLOOD (E)

Ml/ Copies 'W~/Copies W/ Copies Ml/ Copies INTERNAL DISTR I BUTION REG FILE TECH RF.VIEW DENTON LIC ASST A/T IND .

~SCHROE DER ~~' R I MES R. DIGGS (L) BRAITMAN OGC, ROOM P-506A AMACCARY GAMMILL H. GEARIN (L) SALTZMAN GOSSI CK/STAF F KNIG HT KASTNER E. GOULBOURNE (L) MELTZ

~CASE PAWLICKI BALLARD P. KREUTZER (E)

GIAMBUSSO SHAO SPANGLER J. LEE (L) PLANS BOYD "~~ STE LLO M. RUSHBROOK (L) MCDONALD MOORE (L) "-~HOUSTON E NVI RO S. REED (E) CHAPMAN DEYOUNG (L) """~NOVAK MULLER M. SERVICE (L) DUBE (Ltr)

SKOVHOI T (L) <<ROSS DICKER ~S. SHEPPARD (L) E. COUPE GOLLER (L) (Ltr) ~ IPPOLITO KN IG HTON M. SLATER (E) PETERSON P. COLLINS pTEDESCO YOUNGBLOOD H. SMITH (L) HARTFIELD (2)

DENISE J. COLLXNS REGAN S. TEFTS (L) ~ KLECKER REG OPR LAINAS PROJECT LDR G. WILLIAMS (E) EISENHUT Wf=ill E 5 REGION (2) BENAROYA V. M!ILSON (L) 'WIGGINl ON

<.~<PC/P~ (~f <Vol LMER HAR LESS R. INGRAM (L) ~ F. IlILLIA~IS STEE LE Mo DUNCAN ~ HANA EXTERNAL DIST I I BUTION

~1 LOCAL PDR

~1 TIC (ABERNA HY) (1)(2)(10) NATIONALLABS 1 P D R-SAN/LA/NY

~1 NSIC (BUCHANAN) 1 W. PENNINGTON, Rm E-201 QT BROOKHAVEN NAT LAB 1 ASLB 1 CONSULTANTS 1 G. ULR IKSON, ORNL Newron Andorson NEWMQAK/BLUME/AGBABIAN 1 AGMED (RUTH GUSSMAN)

ACRS SEs L'O LIC ASST A Rm B.127 GT SEND ONLY TEN DAY REPORTS

~

1 J. D. RUNKLES, Rm E-201 GT

~ ~ ~ ~ ~ ~

I NIe PiZZ@I Im;:Wit Iona IIAII

'I ROCH ES TER GAS AND ELEC TRI C CORPORATION o S9 EAST AVENUE, ROCHEST'ER; N.Y. 14649 I

I.EON O. WHITC. JR. t 1 I. C P r 1 0 4 S VICC PACSIIICNT Anca coDc 7IG 546 2700 January 8, 1976 i

r Mr. James P. O'Reilly, Director U. S. Nuclear Regulatory Commission Office of Inspection and Enforcement Region I 631 Park Avenue King of Prussia, Pennsylvania 19406 4

Subject:

Reportable Occurrence 75-12 (30-day report), Cbargtng~p discharge drain line pinhole leak R. E. Ginna Nuclear Power Plant, Unit No. 1 Docket No. 50-244

Dear Mr. O'Reilly:

In accordance with Technical Specifications, Article 6.9.2b, the attached report of Reportable Occurrence 75-12, 30-day, is hereby submitted; Two additional copies of this letter and the attachment I are enclosed.

Very truly yours, S~~>le6$ 7 .

L. D. White, Jr.

Attachment cc: Mr. Donald F. Knuth (30)

Mr. William G. McDonald (3) 13OCXETNI UCNRQ JAN 14197 tttjCL'EAR R26 Pet sita<

~

Moll Se >o

N CENSEE EVENT REPORT CONTROL BLOCK: (PLEABE PAINT ALL AEOUIAED INFORMATION/

g 1 LCENSEE LICENSE EVENT, NAME LICENSE NUMBER TYPE TYPE QogNYREG1 0 0 0 0 0 0 0 0 0 4 1 1 1 1 ~03

~

7 89 14 15 25 26 30 31 32 REPOAT REPORT CATEGORY TYPE SOUACE OOCKET NUMOER EVENT OATE REPORT OATE

[ca~]ccM~ L r. 0.5 0 0 2 4 4 1 2 1 4 7 5 0 1 0 8 7 6 7 8 57 58 59 60 61 68 69 74 75 ~

80

'VENT I

DESCRIPTION Qpg During inspection round, a pinhole was noted in a.1/2" socket weld on the "B" charging 7 0 9 80 pump discharge drain line. The two other charging pumps were operable. The affected 7 89 80

~o~ pump was immediately isolated. The weld was cut out and replaced as described below 7 8 9 80 Jog and per approved maintenance and welding procedures. (Reportable Cccurrence 75-12, 7 8 9 80

[pp~] 30 day) 7 8 9 PAME 80 SYSTEM CAUSE COMPONENT COMPONENT COOE - COOE 'OMPONENT COOE SUPPUER MANUFACTURER VGLATION LPPCI A P 1 P E X X ~N Z 9 9 9 N

'ox 7 8 9 10 11 12 17 43 44 47 48 CAUSE DESCRIPTION

[ops) -The cause of the leak was a faulty weld. To insure integrity of the piping section 7 8 9 80 Jog involved, which included the repaired leak reported on ll/15/75, the'ffected drain 7 8 9

~10 piping section was removed and refabricated with new (cont'd. under Additional Factors)80) 7 09 FACIUTY 80 METHOO OF STATUS POWEA OTHER STATUS OISCOVEAY OISCOVERY DESCRIPTION

[i(s) ~E ~10 0 NA Visual.

7 8 9 10 12 13 44 45 46 80 FORM OF ACTIVITY COATENT J AELEASEO OF AELEASE AMOUNT OF ACTIVITY LOCATION OF RELEASE ~

Q1g M M Not discernible Auxiliary Building vent to atmosphere 7 8' 10 11 44 45 80 PERSONNEL EXPOSURES NUMOEA TYPE DESCRIPTION

~3~OO O Z NA 7 8 9 11 12 13 80 PERSONNEL INJURIES NUMBER OESCRIPTION

~oo o NA 7 9 11 12 Q~g 7 8 9

'oOFFSITE CONSEQUENCES discernible increase in either release rate or leakage rate.

80 LOSS OR DAMAGE TO FACILITY 80 TYPE OESCAIPTION t11j NA 7 89 10 80 PUBLICITY NA 80 ADDITIONAL FACTORS Q1g (cont'd. from Cause Description) piping. All new welds of the piping replacement 7 09 80 Q~g received liquid penetrant examination per quality control requirements.

80 NAME: D. P. WIamelink PHDNE. 7 1 6/546 -2 700, ext ~ 29 1 -2 1 5 GPO GEI ~ 657