05000000/LER-1977-005-01, /1P:on 770114,failure of High Pressure Svc Water/Emergency Svc Water & Emergency Cooling Water Pumps to Meet FSAR Seismic Requirements Noted.Caused by Change in Calculational Techniques.Bolts/Restraints to Be Added
| ML20086F132 | |
| Person / Time | |
|---|---|
| Site: | 05000000, Peach Bottom |
| Issue date: | 01/14/1977 |
| From: | Cooney M PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC |
| To: | Lear G, James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I), Office of Nuclear Reactor Regulation |
| Shared Package | |
| ML20086F136 | List: |
| References | |
| LER-77-005-01P, LER-77-5-1P, LER-LER-77-5-1P, NUDOCS 8312130064 | |
| Download: ML20086F132 (1) | |
| Event date: | |
|---|---|
| Report date: | |
| 0001977005R01 - NRC Website | |
text
!.
q. r '.'
P H I L A D EO " ' ^ ' " " ' ' ' " "'d '
23ol P.* AnKl:T ST nt.ET l'I tII. Al1C t. I'l e l A. I' A.19101 gje*j 9414 COO Tanver? 31, 1977
- r * (;cor<re Lear, Chief
- r. Janen I'. 'J'Itoill?
rane1i 43 nirector' ::c'*i o n 1 weratine; 11anctorn i iniocetion & Cnforcerent 31v. of o.cactor Licensin9
.,3 o
.. 4L, -
(1. G.
.S*
... g,.-)
631 Park.Tvenue san 111ncton,.,. C
'Aing o f 3'r u an ia, P.T 1?406 it:B J J.CT :
p;;pohT),iiL1; OCCC!t'?J.'.;C" P roj'u t :oti icht10n Walt 1
I' J
Coonc/'s verbal conversat$on with !:r.
- hiclear Ra9ulatory Cormission 3
- .3 tedion 1,
finited States on Januarv 14, 1977.
noference:
Docket.!:unters 50-277 and 50-2711 Units :To. 2 and :Jo. 3
'roch n g eal Specification neference: G.9.2a (9)
Report ?!o.
- 2-77-S/1P Occurreace Date:
January 1,.,
1977 Idastification of occurrency:
.finh Preasuro S.:rvice Water /Energency Service,..ator7 7,normenc booling klater Pury3 do not meet FS7sR Selsnic P,cc it i rer?.o n ts.
Codditions Prior to Occurrence:
1: nit 2 operatino at approx 1na te 1)- 7 0 I'1,-
Unit 3 in refuelin f.e:2arent Cauce of occurrenco
~
chango in catculational tech n istue s.
li Analynic of occurrence:
- felieved to have minitral effect ort i,11 a n t safety becaunc L of co
- gocted ur.all einviation frc.n specification.
Occurrence beincy H revie'.re d by Operation and Safety Review Corin'itten.
bl Corrective Action:
and lateral restraints wi11 he a'Med
- !icher strencth bolts
,' to pu:ans as soon as ;)ossible.
railure Data:
s
- one previous.
t nly */ours,
V
/
.. Coo ne*/
!!. perintenden[
S
.:uclear Generation Division 8312130064 771005 PDR ADOCK 05000277 S
~
l