ML20207J438

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Forwards Insp Rept 50-410/86-53 on 860922-26.No Violation Noted
ML20207J438
Person / Time
Site: Nine Mile Point Constellation icon.png
Issue date: 12/24/1986
From: Ebneter S
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
To: Mangan C
NIAGARA MOHAWK POWER CORP.
Shared Package
ML20207J440 List:
References
NUDOCS 8701080448
Download: ML20207J438 (2)


See also: IR 05000410/1986053

Text

_ __ . _ _ _ _

.

24 DEC 1986

Docket No. 50-410 g

Niagara Mohawk Power Corporation {

ATTN: Mr. C. V. Mangan

Senior Vice President

300 Erie Boulevard, West

Syracuse, New York 13202

-

Gentlemen:

Subject: Inspection Report No. 50-410/86-53

This letter refers to the routine inspection conducted by Mr. H. Gregg of this

office on September 22-26, 1986 at the Nine Mile Point Nuclear Station Unit 2,

Scriba, New York. Mr. H. Gregg discussed the findings of the report with {r

Mr. Carl Terry and other members of your staff at the conclusion of the

inspection. [

The objective of this inspection was to review activities related to problems

with the new Ball Type 24" Main Steam Isolation Valves. Areas examined during

this inspection are described in the NRC Region I Inspection Report which is

enclosed with this letter. Within these areas the inspection consisted of

observations of the damaged parts, review of the seat leakage test of the

prototype repair effort, review of the technical justification for the modi-

fications, discussions with personnel, and review of reports concerning these

valves.

Within the scope of this inspection, no violations were observed.

No reply to this letter is required. Your cooperation with us in this matter

is appreciated.

Sincerely,

Cri r.nc!. CI S n;rs

<

UAA--

Stewart D. Ebneter, Director

av Division of Reactor Safety

Enclosures:

1. NRC Region I Inspection Report Number 50-410/86-53

8701080448 861224

/, DOCK 05000410

PDR

0 PDR

OFFICIAL RECORD COPY IR NMP2 86-53 - 0001.0.0

12/10/86

, IED/

. . _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ . _ _ _ _ _ _ _ _ _ _ - _ - _ _ _ . _ _ - _ _ _ _ - _ _ _ _ _ _ _ _ _ - - _ _ _ _ _ - _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ - _ - _ - _ _ _ _

..

.

Niagara Mohawk Power Corporation .2

-cc w/encls:

Connor & Wetterhahn

John W. Keib, Esquire

J. A. Perry, Vice President, Quality Assurance

W. Hansen, Manager of Quality Assurance

D. Quamme, NMP-2 Project Director

C. Beckham, NMPC QA Manager

T. J. Perkins, General Superintendent

R. B. Abbott, Station Superintendent

Department of Public Service, State of New York

Public Document Room (PDR)

Local Public Document Room (LPDR)

Nuclear Safety Information Center (NSIC)

NRC Resident Inspector

State of New York

bec w/encls:

Region I Docket Room (with concurrences)

Management Assistant, DRMA (w/o encl)

DRP Section Chief

Region I SLO

Robert J. Bores, DRSS

J. Linville, DRP Section Chief, #2C

.

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0FFICIAL RECORD COPY IR NMP2 86-53 - 0001.1.0

12/10/86

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