ML13316A067

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Forwards Mgt Meeting Repts 50-206/90-36,50-361/90-36 & 50-362/90-36 on 900925 Re Erosion of Feedwater Piping
ML13316A067
Person / Time
Site: San Onofre  Southern California Edison icon.png
Issue date: 10/29/1990
From: Martin J
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION V)
To: Ray H
SOUTHERN CALIFORNIA EDISON CO.
Shared Package
ML13316A068 List:
References
NUDOCS 9011150071
Download: ML13316A067 (2)


See also: IR 05000206/1990036

Text

10

UNITED STATES

0

NUCLEAR REGULATORY COMMISSION

o

REGION V

1450 MARIA LANE, SUITE 210

WALNUT CREEK, CALIFORNIA 94596

October 29, 1990

Docket Nos. 50-206, 50-361, 50-362

Southern California Edison Company

Irvine Operations Center

23 Parker Street

Irvine, California 92718

Attention: Mr. Harold B. Ray, Senior Vice President, Nuclear

Gentlemen:

This refers to the management meeting held among Southern California Edison

Company, Region V, and NRR representatives at the San Onofre Nuclear

Generating Station on September 25, 1990. During this meeting we discussed

activities of recent interest at San Onofre. You also provided an update on

your root cause analysis program and the design basis documentation (DBD)

review being performed by your staff. A copy of the agenda for this meeting

is enclosed.

During this meeting we discussed your recent experiences with erosion and

corrosion of feedwater piping, and you stated that you intended to provide an

informational licensee event report (LER) discussing the issue. We stressed

the importance of properly assessing this issue and the resulting wall

thinning, since it offers the potential for significant consequences.

This meeting was related to activities authorized by NRC License Nos. DPR-13,

NPF-10 and NPF-15. Subjects discussed during the meeting are described in

the enclosed Meeting Report.

In accordance with 10 CFR 2.790(a), a copy of this letter and the enclosed

report will be placed in the NRC Public Document Room.

Should you have any questions concerning t I inspection, we will be pleased

to discuss them with you.

Sincer y.

..Martin

Regional Administrator

Enclosures:

1. Copy of Meeting Agenda

2. Management Meeting Report Nos. 50-206/90-36,

50-361/90-36,

and 50-362/90-36

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cc w/enclosure:

D. J. Fogarty, Executive Vice President

H. E. Morgan, Vice President and Site Manager (San Clemente)

R. W. Krieger, Station Manager (San Clemente)

State of California

bcc w/copy of enclosures:

Docket File

Project Inspector

Resident Inspector

G. Cook

B. Faulkenberry

J. Martin

J. Dyer, NRR

A. Johnson

P. Johnson

J. Tatum, NRR

L. Kokajko, NRR

D. Solorio

M. Slosson, EDO

bcc w/o enclosures:

M. Smith

N. Western

J. Zollicoffer

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