ML19343B081
| ML19343B081 | |
| Person / Time | |
|---|---|
| Site: | Yankee Rowe |
| Issue date: | 08/22/1975 |
| From: | Autio H, Janet Staub YANKEE ATOMIC ELECTRIC CO. |
| To: | James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I) |
| References | |
| AO-50-29-75-08, AO-50-29-75-8, NUDOCS 8012020698 | |
| Download: ML19343B081 (3) | |
Text
.
(
(
~
N6utattg fijp,Cy.
YANI[EE ATOUIC ELECTTIIC COMIPANY
. g.
W,h Rowe, Massachusetts 01367 i
4U,,
YANKEE 9
August 22, 1975
[' ' ' A
~*
/
4 j
r M
- ;Gno
%'/
Mr. J. P. O'Reilly, Director
'?O U. S. Nuclear Regulatory Commission
^
co:
Office of Inspection and Enforcement S '" "
'f' i
Region I L
340 C
?,7 '6l6 C
631 Park Avenue
'r King of Prussia, Pennsylvania 19406
,[.\\
,,o 3,o;.;
/,
eca f.
s,,
Subject:
Abnonnal Occurrence 50-29/75-08.,
,,... 6%'
Vapor Container Leakage
'N-
- 7. '
Dear Mr. O'Reilly:
i In accordance with Technical Specifications, Section E.2.a.,
the attached Licensee Event Report is hereby submitted.
Very tr@
yours,
om Herbert A. Autio d, b b Plant Superintendent JLS/jb Enclosure cc: (40) Director,0ffice of Inspection & Enforcement U. S. Nuclear Regulatory Commission Washington, D. C. 20545 (1)
Director, Office of Management Information & Program Control U. S. Nuclear Regulatory Commission Washington, D. C. 20545 l
012020 6 N f
8
UCENSEE EVENT REPORT
' CONTROL block l
l l
l l
l (PLEA ~E PRINT CLL CEEUIRE3 INFOT.MATION) 1 6
NNE LEENSE NUMBEA YPE 01 lM l AI Yl Kl Rl1 l
[pj 0 l-l 0l 0l Ol 0l0 l-l 0 l 0 l l 4l 1l1l 1l1l l0 l1 l 7 89 14 25 26 30 31 32 CATEGCAY P
O 00CAE1 NUMBER EVENT DATE AEPCAT CATE 01 CONT [p l i j LTJ Il l (015 l 01-1010l 2 l 91 10 l 8 l 11517l 51 10 l812 l 21715 l 7 8 57 58 59 60 61 68 69 74 75 80 EVENT DESCR;PTL g IDuring normal operation Containment Leakage Monitoring data indicated vapor container l 80 7 89 lleakace in excess of the calculated allowable limits. An orderly plant shutdown to coldl 03 7 59 60 l condition was covenced and an extensive search was started to locate the source of thel 04 7 89 60
$ lleakace. This leakace constitutes a violation of Technical Snecification 5.4.e.(Yankee-l
@ lRowe Abnormal Occurrence No. 75-08). Following location and isolation of the leak, the O o
7 89 l
80 7 89 pwE Ch0E CC$E COMDONENT CODE M JF TU R
%CLATON loL7J l S l A l [AJ l Pl ElNlE lT] R]
l Al
.l C l 3l1l 0l lY l 7 89 10 11 12 17 43 44 47 48
,[
CAUSE DESCA;PTION l The source of the vaoor container leakage was traced to an imDrocerly installed blind l i
e 7 89 80 03 l flance on the vaoor containment low oressure vent header in the uocer oice chase.
l 7 89 80
@l 1
SE "o's'Covta/
sT s powEn ofuta sTA:us otsCovEaY oEsCastCN
[1]
l 0l 9 l 6 l l NA l
(b_j l Containment Leak Rate Follow l,
11 7 8 9
10 12 13 44 45 45 80 AMOUNT OF ACTnnTY LOCATCN OF AELEISE
- E5 C5 E
[9_]
[JijAEE l 18 8d5 millicuries l
l Voper Pioe Chase l
12 7 8 9
10 11 44 45 80 PERSONNEL EXPOSURES t.UV E E A TWE CESCADTCN M 1010l01
[Z_J l
NA l
7 S9 11 12 13 60 FERSONNEL INJUR;ES f.UV E E A CESCA PT:CN 10 l 0 l 0l l
NA l
1 7 89 11 12 80 OFFSITE CONSECUENCES
@ l Samoles taken at the site boundary indicated backaround.
l 7 89 80,
LCSS OR DAMAGE To FACIUTY TYSE CESCADTCN
@ [Z_j l
NA l
Z 7 59 10 80 FUBUCITY 17 l NA l
80 7 69 ACDITioNAL FACTORS 3 l Event Description (cont'd):
olant was returned to ocwer coeration. Subseauent con-l 80 7 89 j tainment monitoring confirmed that the leakage had been comaletely corrected.
l 1a 60 7 89 nt. E:
J. L. Staub pgang; 413-625-6140 GPO 808 667
k NR DISTRIBUTION FOR PART 50 DOC."ET MATERI AL L
(TEMPOR,ARY FORM) (
CONTROL NO: om FILE: INCIDE!,T REPORT FIL)
FROM: Tankee Atomic Elee. Co.
DATE OF DOC DATE REC'D LTR TWX RPT OTHER EcVe, I' ass Herbert A. Autio 8-22-75 8-27-75 XXX TO:
ORIG CC OTHER SENT AEC PDR Yvy NEC gd SENT LOCAL PDR vvv CLASS UNCLASS PROPINFO
.NPUT NO CYS REC'D, DOCKET NO:
XXX j
1
,50-29 DESCRIPTION:
ENCLOSURES:
Letter trans the follJ'n6 Abnormal Occurence 575-08, on 8-15-75, Concerning Vap'or Container Leakage.......
(1 Copy Enclosure Received)
PLANT NAME:
Tankee Rove FOR ACTION /INFORMATION SA3 8-28-75 BUTLER (L)
SCHWENCER (L) ZIEMANN (L)
R EG AN (E)
W/ Copies W/ Copics W/ Copies W/ Copies CLARK (L)
STOLZ (L)
DICKER (E)
LEAR (L)
TOT REMOVE W/ Cooics W/ Copies W/ Cooies W/ Copies PARR (L)
VASSALLO (L)
KNIGHTON (E)
SPELS DO:
W/ Copies W/ Copies W/ Copics W/ Copies "3 CK3n0E7LEDGED KNIE L (L)
/ PURPLE (L)
YOUNGB LOOD (E)
W/ Copics Y/SCopics W/ Copics W/ Copies INTERNAL DISTRIBUTION M G FILE)
TECH REVIEW DENTON LIC ASST A/T IN D.
%RCPDH pSCHRO5DE R
- GRIMES R. DIGGS (L)
BRAITTAAN j
OGC. ROOM P 506A #AACCARY GAMMILL H. GEARIN (L)
SALTZMAN l
GOSSICK/ST AF F
- NIGHT KASTNER E. GOULBOURNE (L)
MELTZ l
CASE PAWL C
BALLARD P. KREUTZER (E) f GIAMBUSSO SHAO 5FANGLER J. LEE (L)
PLANS BOYD
MCDONALD MOORE (L)
- . HOUSTON ENVIRO S. REED (E)
CHAPMAN DEYOUNG (L)
- f NOVAK MULLER M. SERVICE (L)
DUBE (Ltr)
SKOVHOLT (L)
ROSS DICKER A. SHEPPARD (L)
E. COUPE GOLLER (L) (Ltr) lPPOLITO KNIG TON M. SLATER (E)
PETERSON f
P. CO LLINS
/TEDESCO YOUNGBLOOD H. SMITH (L)
HARTFIELD (2)
DENISE J. COLLINS REGAN S. TEETS (L)
KLECKER REG OPR LAIN AS PROJECT LDR G. WILLI AMS (E)
EISENHUT
/Fil E & REGION (2)
BENAROYA V. WI LSON (L)
- WIGGINTON
,e.N07?3 (3)
VOLLMER HAR LESS R. INGRAM (L)
- F. WILLIAMS STEELE M. DUNCAN (E)
- HANAU N
.,/
EXTERNAL DISTRIBUTION e1 - LOCAL PDR Oreenfield, Pass.
p1 - TIC (ABERNATHY) (1)(2)(10) - NATION AL LABS 1 - PDR SAN /LA/NY f1 - NSIC (BUCHANAN) 1 - W. PENNINGTON, Rm E 201 GT 1 - BROOKHAVEN NAT LAB 1 - ASLB 1 - CONSU LTANTS 1 - G. U LHIKSON, O RN L 1 - N ev. f o NEWidARK/BLUME/AGBABIAN 1 - AGMED (RUTH GUSSMAN)
' ", '.d3- *fS*qAndersonSat._to_b A. S. Sheppard Rm B.127 GT,
- SE:;D ONLY TEN DAY REPORTS 1 - J. D. RUNKLES. Rm E 201 GT 9-
.