ML20126E787
| ML20126E787 | |
| Person / Time | |
|---|---|
| Site: | Humboldt Bay |
| Issue date: | 03/29/1976 |
| From: | Rapp W PACIFIC GAS & ELECTRIC CO. |
| To: | NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION V) |
| References | |
| RO-76-01, RO-76-1, NUDOCS 8103020289 | |
| Download: ML20126E787 (1) | |
Text
.
y,
/;
)
L e
LICENSEE EVENT REPORT CONT ROL BLOCK I ll l l l l LIC E NS E EVENT LIC E NS E E NAME LICENSE NUMBER TYPE TYPE ElCI A l HIM lB l it 10101-10101 010101-1010] l hllli 11111 10111 25 26 30 31 32 9
14 15 REPORT MEPORT CATEGORY TYPE SOURCE DOCKET NUMBER E VENT D ATE
- REPORT DATE,
ECONTIP101 LTJ LL_J 10151 01-101113131 10131117 17161 1013121917101 7 8 57 58 59 60 61 68 69 74 75 80 E VENT DESCR6PflON I On Feb.16, during normal operation, the rate of water accumulation 1
O 80 7 89 in the drywell sump began to increase from a normal of 0.2 gph. The l 0
i
((ratereached11.8gphonMarch 17, 1976 when the Unit vss shut down
- 80
[f to investigate. Leak was found in clean-up line between vessel and
' first-off isolation valve.
(f46 hNo, 7/o-O/)
i VIOL ATION MANiACTJRER
[Ilj l hOMPONE NT CODE 111P IE IX I X j P$ R CODE CO E 1Zl 19 6 O
Ieili trJ 7 89 10 11 12 17 43 44 47 43 CAUSE DESCRIPTION
)
[i@l IIA-Sect 3-of clean-up line was replaced in kind. During repair, onel yisectic Sch 40 pipe was discovered and replaced with required 8j 30 7 89 GE I Sch 80.
l g
80 7 89 y,
METHOD OF f ACILIT Y OTHE R ST AT US DISCOV E RY OfSCOVERY DESCRIPTION ST ATUS
% PiWE R lOld15I I NA l
[B._j iRoutine leak detection non-l 8
LEJ 7 8 e
10 12 13 44 45 46 itoring60
,g,g, ACTIVIT Y CONTE NT g ""LJ' EU"'i E' c^"r%~c' EEM'"'":
1 Dry # 1
I
^
7 8 9
10 11 44 45 80 PE RSONNE L E XPOSURES Q[U@l'0l $' i "dA'lfo"exposuresattributabletorelease) l 80 7 8b 11 17 13 PE RSONNEL INJURSES EE DESCRIPTION 80 7 8 9 11 12 PF400 ADLE CONSE QUENCES HI li A 1
80 7 89 t OSS OR D AM AGE TO F ACILITY Ot SC RIP TION
@T@YPE tCmn2_1 circumferential crack in 2 inch line. Less of power cen. I 80 7 89 10 F i m i. ICIT Y
@L Ucvs release to local inedia l
80 7 85 ADDitlON AL F ACTORS
@l I!DT examination of re.aininn 2 inch clean-un line 1
80 7 89 gl showed proper thickness (all clean-up suction pipe is now Sci) 80) l 80 j
7 89 Walker T. Rapp 707 hb3-2787 PHONE.
N AMf :
n-O E/d 36M?rf - --..._-._,..
93, e-gv-w-r e-7 gp
-y---