ML20009E457

Submits Info Re Emergency Notification Sys in Response to 810619 Ltr.No Problems Anticipated in Meeting 810801 Sys Upgrade Start Date

ML20009E457
Person / Time
Site:	Diablo Canyon
Issue date:	07/14/1981
From:	Crane P PACIFIC GAS & ELECTRIC CO.
To:	Engelken R NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
References
NUDOCS 8107280224
Download: ML20009E457 (3)

Text

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Mr. R. H. Engelken, Director Office of Inspection and Enforcenent Region V y U. S. Nuclear Regulatory Cmmission 1990 N. California Boulevard 'Q r i e/

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Walnut Creek Plaza, Suite 202 /' gl I A .

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,j JUL 2 71981 m -

Ib: Docket No. 50-275 n, Docket No.30-323 - u.s.NucuneesoaAross comissam -ff.i Diablo Canyon Units 1 and 2 }s 'u / h

Dear Mr. Engelken:

'$'i "lT-The following is subnitted in reply to the request in your letter duced June 19, 1981 regarding specific infonnation concerning the Dnergency Notification Systen:

Itan 1 Access for telephone coupany represen-

. tatives for survey and installations.

l Access to Diablo Canyon Power Plant is obtained through Plant Security. Con-tact Mr. Robert R. Smith, on site, at (805) 595-7351 for clearance.

Item 2 Power for station packages.

I PGands has provided Pacific Telephone with access t,a its 48 Volt D.C. tele-l cmmunications battery power for all 8107280224 810714 PDR ADOCK 05000275 hI-F pon

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Mr. R. H. Engelken July 14, 1981 critical circuits and equipnent. We reccmnend that the new ENS equipnent proposed at the power plant site be configured for 48 Volt D.C. operation.

Its 3 Mequate cable facilities.

The existing MS circuit is served frm a 4-wire lease and telephone sets which are in pla within the power plant.

Based on a review of the material attached to your letter, Maitional cable facilities do not appear to be required. In-the event Maitional pairs are required, we will arrange to provifa cable as needed.

Its 4 Telecxmnunications planning personnel.

Either of the following two individuals cn the Cmpany's Ccmuunications Depart-ment's Staff can be cmtacted for required support and assistan :

Mr. August J. Nevolo (415) 541-5516 Mr. Albert M. Badella (415) 781-4211, ext. 3579 Its 5 A list of MS station locaticns.

The ENS station locations are as follows:

DIABID CANYCN POWER PIANT SITE (Existing) 1 i 1) PGandE Control Rocm

2) PGandE Shift Forman's Office, Auxiliary nnilaing

3) NRC - Power Plant Offi ,

Trailer - on site

4) NBC - TSC Office, Buttress Cubicle - Unit 2 l

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Mr. R. H. Engelken July 14, 1931 OFF SITE LOCATICNS

1) PGandE Information Center (Back up EOF), Highway 101 (Existing)

2) NRC Office - County Dnergency Operations Center (EOC), San Luis CSispo County Sheriff's facility, San Luis Obispo, California (Proposed)

Item 6 Planned station moves or installations to be ccrnpleted.

None, other than th. 1n.stallation at the EOC.

Item 7 Tatporary ENS station locations.

Ncme.

Itsu 8 Anticipated problems in meeting a system up-grade start date of 8/1/81.

No problens anticipated.

Sincerely, s

CC: F. J. Miraglia, Jr., Chief

! Dan Sternberg NRC Pagional Project Officer

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