ML20245B523

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Requests Info Re Operation of Facility W/Cracked Bolts in Reactor Vessel Thermal Shield
ML20245B523
Person / Time
Site: San Onofre Southern California Edison icon.png
Issue date: 05/15/1989
From: Cranston A, Wilson P
SENATE
To: Zech L
NRC COMMISSION (OCM)
Shared Package
ML19317A209 List:
References
NUDOCS 8906230208
Download: ML20245B523 (1)


Text

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11nited $tates 5tnatt WAsnmeTom, oc nosto May 15, 1989 Mr. Lando W.

Zech, Jr.

i Chairman, Nuclear Regulatory Commission 1717 H Street, N. W.

Washington, D.C. 20555 Dear Chairman Zech i

We are writing with regard to the possible restart of San Onofre's Unit 1 reactor.

It has been brought to our attention that potential safety concerns have arisen in connection with the 4

thermal shield of this unit.

discovered and there is concern over the, possibility of a obstruction of the flow of cooling water if the shield were to slip.

We would appreciate an explanation of this situation and would like to be kept informed of the NRC's ultimate decision.

Sincerely, 4

s ill A)}W Alan Cranston, U.S.S.

Pete Wilson, U.S.S.

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