ML13308B472
| ML13308B472 | |
| Person / Time | |
|---|---|
| Site: | San Onofre  |
| Issue date: | 01/31/1977 |
| From: | Ottoson H SOUTHERN CALIFORNIA EDISON CO. |
| To: | NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION V) |
| References | |
| RO-77-02, RO-77-2, NUDOCS 8103060062 | |
| Download: ML13308B472 (1) | |
Text
-. CENSEE EVENT HEPORI LER 77-02 CONTROL BLOCK:
(PLEASE PRINT ALL REQUIRED INFORMATIDN]
1 6
LCFNSEE LICF'JSE EVENT NAME LICENSE NUMBER TYPE TYPE CI1 Al S 01 S l I I 01 0 o-01 01 C 1 0 l0 1-1 01 0 1 4 1 l 1
_2_1 7 89 14 15 25 28 30 31 32 REPORT REPOPT CATEGORY TYPF SOURCE DOCKET NUMBER EVENT DATE AEPORT DATE 01 CONT
[P J L LU 101 51 01-l 01 21016 101111171 7171 lil lil 717 1 7
8 57 58 50 60 61 60 89 74 7,
EVENT DESCRIPTION Q3 I During a routine visual inspection of the containment spray system, an apparent I
7 89 an 03 I through-wall flaw was locat-ed in the base metal of the refueling water pump discharge 7
89 80 M I line.
This report is nonrepotitive. Defective pipe will be replaced (77-02).
1 7 89 80 7 8 9 80 7 8 9 PVE80 SYSTEM CAUSE COMPONENT COMPONFIT CODE CODE COMPONENT COOF BUPPIEAR MANUFACTUPER VIOtATION
[F LUJ P IlP IElI X1 Xj
[AJ B 1 j3 10
[J 7
8 9 10 11 12 17 43 44 47
.48 CAUSE DESCRIPTION
[ The SA312, TP304, 6 inch schedule 10S pipe failed because of'sensiti7ation to inter 789 L granular stress corrosion, probably due to improper annealinq during initial 7
B9 W I fabrication.
7 89 80 FACILITY METHOD OF STATUS
%PnWEA OTHER STATUS DISCOVERY DISCOVERY DESCnIPTION W
LJ 10 o10101 NA 1 L.j I NA 7
8 9
10 12 13 44 45 46 80 FORM OF ACTIVITY CONTENT RELEASfD OF RELEASE tMOUNT OF ACTIVITY LOCATION OF RELEASE m
u L
NA I
NA 7
8 9
10 11 44 45 PERSONNEL EXPOSURES NUMBER TYPE DESCRIPTION
[310 101 0 ZJ NA 7 8 9 11 12 13 PERSONNEL INJURIES NUMBER DESCRIPTION j010j 0 NA OFFSITE CONSEQUENCES ED_
NA 78 9 6 a LOSS OR DAMAGE TO FACILITY TYPE DEDPRIPTION 7 8 9 10 NA80 PUBLICITY
'71 NA 7
8 9 ADDITIONAL FACTORS
~~L N~A I
788 a0 7
8 9 LOSStsPHONE:
(714) 492-7700 TYPE DESCRIPTION