ML17317B435

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Outlines Addl Info Needed Re Proposed Mod to Discharge Structure Scour Bed.Requests Description of Condition of Scour Beds & Procedures Used to Assess Bed Condition Prior to Implementation of Corrective Actions
ML17317B435
Person / Time
Site: Cook American Electric Power icon.png
Issue date: 07/13/1979
From: Schwencer A
Office of Nuclear Reactor Regulation
To: Dolan J
INDIANA MICHIGAN POWER CO.
References
NUDOCS 7908150027
Download: ML17317B435 (9)


Text

Distribution c e s

OI&E(3)

NRC A. Schwencer Local PDR C. Parrish ORB Reading J.'uchanan NRR Reading TERA W. Gammill ACRS(16)

D. Eisenhut B. Grimes T. Carter W. Russell Mr. John Dolan

Attorney, OELD Indiana and Nibhigan Electric Company Indiana and Michigan Power Company Post:Office Box 18 Bowling Green Station New York, New York 10004

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Dear Mr. Dolan:

On April 6, -1979, Indiana and Michigan Pow ompany informed the

,NRC of a proposed modification to the discharge structure scour bed.

In order for us to complete our review, we will need the following information:

JUL 1 3 1979 Docket No. 50-315 1)

Descriptions of the condition of the scour beds prior to implementation of corrective actions.

Include a description of the procedures used to assess the bed condition.

2)

A description of the alternatives considered for correcting the scour problem and bases for the solution chosen..

3)

A description of the scour monitoring program including the reasons why the scour problem was not identified earlier.

4)

The proposed program to monitor the rebuilt discharge scour bed.

This information should be submitted to the NRC within 30 days foll(wing receipt of this letter.

cc:

See next page TAC 11 A. Schwencer, Chief Operating Reactors Branch 81 Division of Operating Reactors A

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UNITED STATES NUCLEAR REGULATORY COMMISSION WASKINGTON, D. C. 20555 July '13, 19?9 Docket No. 50-315 Mt. John Dolan Indiana and Michigan Electric Company Indiana and Michigan Power Company Post Office Box 18 Bowling Green Station New York, New York 10004

Dear iver. Dolan:

On April 6,

1979, Indiana and 11ichigan Power Company informed the NRC of a proposed modification to the discharge structure scour bed.

In order for us to complete our review, we will need the following information:

1)

Descriptions of the condition of the scour beds prior to implementation of corrective actions.

Include a description of the procedures used to assess the,bed condition.

2)

A description of 'the alternatives considered for correcting the scour problem and bases for the solution chosen.

3)

A description of the scour monitoring program including the reasons why the scour problem was not identified ear1ier.

4)

The proposed program to monitor the rebuilt discharge scour bed.

This information should be submitted to the NRC within 30 days following receipt of this letter.

cc:

See next page A. Schwencer, Chief Operating Reactors Branch 81.

Division of Operating Reactors

Hr. John Dolan Indi'ana and Michigan Electric Company Indiana and Michigan Power Company July 13, 1979 cc:

Mr. Robert W. Jurgensen

'Chief Nuclear Engineer American Electric Power Service Corporation 2 Broadway New York, New York, 10004 Gerald Charnoff, Esquire Shaw, Pittman, Potts and Trowbridge 1800 H Street, N.W.

Washington, D.

C.

20036 Citizens for a Better Environment 59 East Van Buren Street Chicago, Illinois 60605 Haude Preston Palenske Memorial Library 500 Market Street St. Joseph, Michigan 49085 Mr. D. Shaller, Plant Manager Donald C.

Cook Nuclear Plant P. 0.

Box 458 Bridgman, Michigan 49106 Mr. R.

Masse Donald C.

Cook Nuclear Plant P, 0., Box 458 Bridgman, Michigan 49106

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UNITED STATES NUCLEAR REGULATORY COMMlSSION WASHINGTON, D. C. 20555 July ll, 1979 Docket Nos.

50-315 and 50-316 Mr. John Dolan, Vice President Indianaand Michigan Electric Company Indiana and Michigan Power Company Post Office Box 18 Bowling Green Station New York, New York 10004

Dear Mr. Dolan:

RE:

UPGRADED STANDARD TECHNICAL SPECIFICATIONS (STS)

BASES PROGRAM As you know, we initiated a program to upgrade the bases section of the STS during August 1977.

We thank you for the support you have previously indicated for this program.

The program has made only slight progress to date.

However, based on informal contacts with staff members of one NSSS vendor, we understand renewed efforts are being made by this vendor and his affected utilities to, implement thiq program.

During these in-formal contacts, a concern was expressed regarding the applicability of license fees for amendments which may result from this upgrading program.

In response to this concern, we have sought and obtained approval for ex-empting from fees, amendments in fee Classes I, II, and III which result directly frcm this upgrading program.

We currently expect all amendments under this program to fall in one of these fee classes.

We hope that this exemption frcm fees will provide additional incentive for the program.

We are also notifying the reactor vendors of this fee exemption approval.

If you have questions about the program or wish to discuss it further, please call Donald Brinkman at (301) 492-7360.

Sincerely, cc:

See next page A. Schwencer, Chief Operating Reactors Branch gl Division of Operating Reactors

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Mr. John Dolan Indi ana and Michi gan El ectric Company Indiana and Michigan Power Company E

July ll, 1979 cc:

Mr. Robert W. Jurgensen Chief Nuclear Engineer American Electric Power Service Corporation 2 Broadway New York, New York 10004 Gerald Charnoff, Esquire Shaw, Pittman, Potts and Trowbridge 1800 M Street, N.W.

Washington, D.

C.

20036 Citizens for a Better Environment 59 East Van Buren Street Chicago, Illinois 60605 Maude Preston Palenske Memoria1 Library 500 Market Street St. Joseph, Michigan 49085 Mr.

D. Shaller, Plant Manager Donald C.

Cook Nuclear Plant P. 0.

Box 458 Bridgman, Michigan 49106 Mr.'. Masse Donald C.

Cook Nuclear Plant P.

0.

Box 458 Bridgman, Michigan 49106

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