ML17053C605

Advises That Util 801027 Commitment Re BWR Scram Discharge Sys long-term Mods Does Not Satisfy NRC Criteria.Design Must Satisfy Diverse Instrumentation Criterion

ML17053C605
Person / Time
Site:	Nine Mile Point
Issue date:	04/30/1981
From:	Ippolito T Office of Nuclear Reactor Regulation
To:	Dise D NIAGARA MOHAWK POWER CORP.
References
NUDOCS 8105150398
Download: ML17053C605 (6)

Text

"'t4 Docket No. 50-220 APR 30 f9'N Nr. Donald P. Disc Vice President - Engineering Niagara mohawk Power Corporation 300 Erie Boulevard West

Syracuse, New York 13202

SUBJECT:

BWR SCRAM DISCHARGE SYSTEM - LONG J. Heltemes, AEOD Docket File NR Local PDR ORB 82,Rdg D. Eisenhut OELD OI&E (3)

T. Ippolito P.

Polk S. Norris NSIC TERA ACRS (10)

TERN MODIFICATIONS

REFERENCE:

(A)

Your letter of October 27, 1980 The staff has reviewed reference (A) and determined that your commitments do not satisfy our criteria.

Therefore, we request that you modify your commitments to comply with the following:

The design must satisfy our criterion on Diverse Instrumentation (Safety Criterion 3 in Generic SER on BWR Scram Discharge System, December 1, 1980).

Please provide a response to this request within 14 days of the date of this letter.

Due to the significance of this issue, your timely response would be appreciated.

Sincerely, Qtlglnal Signed by

~ A. Ippotito Thomas A. Ippolito, Chief Operating Reactors Branch 82 Division of Licensing cc:

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e UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D. C. 20555 April 30, 1981 Docket No. 50-220 Mr. Donald P. Disc Vice President - Engineering Niagara Mohawk Power Corporation 300 Erie Boulevard West

Syracuse, New. York 13202

Dear Mr. Dim:

SUBJECT'WR SCRAM DISCHARGE SYSTEM LONG TERM MIODIFICATIONS

REFERENCE:

(A).Your letter of October 27, 1980 The staff has reviewed reference Q). and determined that youl commitments do not satisfy our criteria.

Therefore, we request that you modify your commitments to comply with the following:

The design must satisfy our criterion on Diverse Instrumentation (Safety Criterion 3 in Generic SER on BWR.Scram Discharge

System, December 1, 1980).

Please provide a response to this request within 14 days of the date of this letter.

Due to the significance of this issue, your timely response would Be appreciated.

Spencer ely, cc:

See next page Thomas A. Ippolito, Chief Operating Reactors Branch ¹2 Division of Licensing I

41

Mr. Donald P. Disc CC:

Eugene B. Thomas, Jr., Esquire

LeBoeuf, Lamb, Leiby 8

MacRae 1333 New Hampshire

Avenue, N.

W.

Suite 1100 Washington, D. C.

20036 State University College at Oswego Penfield Library - Documents

'swego, New York 13126 Mr. Joseph J. Sunser, Manager System Security Niagara Mohawk Power Corporation 300 Erie Boulevard West

Syracuse, New York 13202 Resident Inspector c/o U.S.

NRC P,. 0.

Box.126

Lycoming, New York 13093 (Security matters only)

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