ML19210E097

LER 79-147/03L-0:on 791026,during Refueling operations,15 Fire Hose Stations Removed from Svc.Hose Stations Drained to Make Necessary Mods to Fire Protection Sys.All Fire Hose Stations Returned to Svc

ML19210E097
Person / Time
Site:	North Anna
Issue date:	11/26/1979
From:	Cartwright W VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19210E095	List: ML19210E094 ML19210E097
References
LER-79-147-03L, LER-79-147-3L, NUDOCS 7911290307
Download: ML19210E097 (2)

Text

. .(7 77)LICENSEE EVENT REPORT

• • CONTROL BLOCK: l llllllh (PLE ASE PRINT OR TYPE ALL REQUIRED INFORMATION) 1 6l0 l t l l V l A l N l A l S l 1 l@l 0 l0 l- l0 l0 l0 l0 l0 l- l0 l0 l@l4 l1 l1 l1 l1 l@l l@7 8 9 LICENSEE CODE 14 15 LICENSE NUMBER 25 26 LICENSE TYPE JO b7 CAT $8 CON'T 7 l 9 l@l 1 l 1 l 2 l 117 l 9 l@

S$RC p gl0 l5 l0 0 l0 l3 l3 l8 @l 1 l 0 l 2 6"" 0 i 7 8 60 61 DOCKET NUMBER 68 69 EVENT DATE 14 75 REPORT DAT E 80 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES h o 2 pn October 26, 1979, during refueling operations, fifteen fire hose stations in the 1 fuxiliary Building were removed from service and rendered inoperable.

Since outside lo 3 poses were immediately routed into the Auxiliaty Building to provide coverage for the 1 o 4 ynprotected areas, the health and safety of the general public were not af fected.

I o s fePortable pursuant

• .o T.S. 6.9.1.9.b.

lIO s 0 7! lll O a l 80 7 8 9 SYSTEM CAUSE CAUSE COMP.VALVE CODE CODE SUSCODE COMPONENT CODE SUBCODE SU8 CODE O 9l A lB @ ]@ lZ l@

XlX X lX lX Xl@ { @ y @

7 8 9 to 11 12 13 18 19 20 SEQUENTIAL OCCURRENCE REPORT REVISION LE R EVENT YE AR REPORT NO.

CODE TYPE NO.@ sag /RO 17 PI I--I P F 171 11 10 13 I it b O ae ar 21 22 22 24 26 27 28 29 30 31 32 AKEN A O CN8L NT HOURS 22 SB IT FOR1 B.SU PPLI E MAN FACTURER lXlgl34Z lg l2:Z gl36Zlg 0 l0 l0 lu l g@[Nj@A]@l A l1 l6 1l@33 31 40 41 42 43 44 47 CAUSE DESCRIPTICN AND CCR AE~TIVE ACTIONS h lThe hose stations were drained down to allow a modification to be made on the fire li oli li j l protection system. Af ter the modification was completed, all fire hose stations were ll returned to service.

l, 7 11131 I I 11141 !l 80 7 8 9 ST S%DCWER OTHER ST ATUS dis O RY DISCOVERY DESCRIPTION NAlfiTTl 0@ l 01010 l@l NA I 1 Z l@l AfTIVITY CO TENT RELE ASED OF RELEASE AVOUNT OF ACTIVITY LOCATION OF RELEASE NAllNAlIi is l LZ J @ F l@l 7 8 9 10 11 44 45 80 PERSONNEL EXPOSURES NUYBER TYPE DESCRl* TION NA I Ii I 7 l 101010 l@lz l@l PERSONNE L INJ RIES NUY8ER DESCRIPTION 10 010 l@l K I i a 7 8 9 11 12 80 LOSS OF oR DAMAGE TO F ACILITY

[h TYPE DESCRIPTION J V'"A I tu2J Lz ]@l 7 8 9?O 80 911200 E 7 PUBLICITY NRc use ONov

• IS ED DESCRIPTION l2l0llMlllllllll4 7 8 9 10 68 69 80 5 NAME OF PREPARER V-E-N rturight PHONE: '7Ah00 W ISI

• s Virginia Electric and Power Company North Anna Power Station, Unit #1

Attachment:

Page 1 of 1 Docket No. 50-338 Report No. LER 79-147/03L-0 Description of ? vent On October 26, 1979, with the unit in Mode 6, fifteen fire hose stations in the Auxiliary Building were removed from service for more than I hour.

This event is contrary to T.S. 3.7.14.5 and reportable pursuant to T.S. 6.9.1.9.b.

Probable Consequences of Occurrence The consequences of this event were minimal because hoses from outside hose houses were routed into the Auxiliary Building within the hour to provide coverage for the unprotected areas.

As a result, the health and safety of the general public were not affected.

There are no generic implications associated with this event.

.Cause of Occurrence The Auxiliary Building fire hose stations were drained down to allow one of the hose stations to be moved to a new location.

Immediate Corrective Action Fire hoses of equivalent capacity were routed into the Auxiliary Building to provide coverage for the unprotected areas and the fire hose stations were promptly returned to service af ter the required modification had been completed.

Scheduled Corrective Action No scheduled corrective action is required.

Actions Taken to Prevent Recurrence No further actions tre required.

1431 36i