ML16341E706

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Forwards Insp Repts 50-275/88-11 & 50-323/88-10 on 880410-0528 & Notice of Violation.Requests Discussion of Corrective Actions to Preclude Further Instances of Potentially Unacceptable Changes to Plant Configuration
ML16341E706
Person / Time
Site: Diablo Canyon  
Issue date: 06/17/1988
From: Zimmerman R
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION V)
To: Shiffer J
PACIFIC GAS & ELECTRIC CO.
Shared Package
ML16341E707 List:
References
NUDOCS 8807010428
Download: ML16341E706 (8)


See also: IR 05000275/1988011

Text

+ACCELERLTED

DISTRIBUTION

DEMONSTRATION

SYSTEM

REGULATORY INFORMATION DISTRIBUTION SYSTEM (RIDS)

ESSXON NBR:8807010428

DOC.DATE: 88/06/17

NOTARIZED: NO

DOCKET

FACIL:50-075 Diablo Canyon Nuclear Power Plant, Unit 1, Pacific

Ga

05000275

50;323 Diablo Canyon Nuclear Power Plant, Unit 2, Pacific

Ga

05000323

AUTH.NAME

AUTHOR AFFILIATION

ZIMMERMAN,R.P.

Region 5, Ofc of the Director

RECIP.NAME

RECIPIENT AFFILIATION

SHIFFER,J.D.

Pacific Gas

& Electric Co.

SUBJECT:

Forwards Insp Repts 50-275/88-11

& 50-323/88-10

on

880410-0528

& notice of violation.

DISTRIBUTION CODE:

IE01D

COPIES

RECEIVED:LTR

J

ENCL i

SIZE:

TITLE: General

(50 Dkt)-Insp Rept/Notice of Via%ation Response

NOTES

R

I

D

RECIPIENT

ID CODE/NAME

PD5

PD

INTERNAL: ACRS

DEDRO

NRR/DLPQ/PEB 11

NRR/DOEA DIR 11

NRR/DREP/RPB

10

NRR/PMAS/ILRB12

OE

B

,J

G

02

RGN5

FXLE

01

EX ERNAL: LPDR

NSIC

COPIES

LTTR ENCL

1

1

2

2

1

1

1

1

1

1

2

2

1

1

1

1

1

1

1

1

2

2

1

1

RECIPIENT

ID CODE/NAME

ROOD,H

AEOD

NRR MORISSEAU,D

NRR/DLPQ/QAB 10

NRR/DREP/EPB

10

NRR/DRIS DIR 9A

NUDOCS-ABSTRACT

OGC 15-B-18

RES/DRPS

DEPY

NRC PDR

COPXES

LTTR ENCL

2

2

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1'

8

A

TOTAL NUMBER OF COPIES

REQUIRED:

LTTR

26

ENCL

26

JUN 17

1988

Docket Nos. 50-275

and 50-323

Pacific

Gas

and Electric Company

77 Beale Street,

Room

1451

San Francisco,

California 94106

Attention:

Mr. J.

D. Shiffer, Vice President

Nuclear

Power Generation

Gentlemen:

Subject:

NRC Inspection of Diablo Canyon Units

1 and

2

This refers to the routine inspection

conducted

by Messrs.

P.

P. Narbut,

L. M. Padovan,

and

K. E. Johnston

during the period of April 10, through

May 28,

1988.

This inspection

examined your activities

as authorized

by

NRC

License

Nos.

DPR-80 and

DPR-82.

Additionally, the areas

of System Engineering

and Root Cause Analysis were examined

by Mr. D. F. Kirsch and Mr. J. L. Crews,

respectively.

At the conclusion of the inspection,

discussions

of our

findings were held with Mr. J.

D. Townsend,

and other members of your staff.

The report also includes

the results of two additional inspection efforts:

Mr. J.

C. Pulsipher's

examination of the Integrated

Leak Rate Test of the Unit

1 containment during the period of May 16 through 20, 1988;

and Mr. B. Collins

(of EGKG an

NRC contractor)

examination of Instrumentation

and Controls during

the periods of March 28 through April 8 and May 3 through May 19, 1988.

Their

exit interviews were held on May 19 and May 20,

1988, respectively.

Areas

examined during this inspection

are described

in the enclosed

inspection

report.

Within these

areas,

the inspection consisted of selective

examinations of procedures

and representative

records,

interviews with

personnel,

and observations

by the inspectors.

Based

on the results of this inspection, it appears

that certain of your

activities were not conducted

in full compliance with NRC requirements,

as set

forth in the Notice of Violation, enclosed

herewith

as Appendix A.

Your

response

to this notice is to be submitted in accordance

with the provisions

of 10 CFR 2.201,

as stated

in. Appendix A, Notice of Violation.

Further, the unresolved

item discussed

in Section

13.c of the enclosed report,

concerning operability of the Auxiliary Saltwater/Component

Cooling Water

systems,

may indicate

a need for increased

management

attention in the area of

design/configuration

control.

As previously discussed

and agreed to in our

April 22,

1988 management

meeting, design/configuration

control is clearly an

important part of your Diablo Canyon operational activities.

Therefore,

we

request that you provide

a discussion of your corrective action program to

preclude further instances

of potentially unacceptable

changes

to the operating

plant configuration or parameters

due to inadequate

review or knowledge of the

< l

8807010428

SS0617

PDR

ADOCK 05000275

0

DCD

/

Y

-2-

~ auH I V

1SSS

plant systems

design

bases.

Additionally, we request that you include your

assessment

of the operability of the Auxiliary Saltwater/Component

Cooling

Water systems

in response

to the findings in the previously mentioned

unresolved

item.

In accordance

with 10 CFR 2.790 (a),

a copy of this letter and the enclosures

will be placed in the

NRC Public Document

Room.

The responses

directed

by this letter are not subject to the clearance

procedures

of the Office of Management

and Budget as required

by the Paperwork

Reduction Act of 1980,

PL 96-511.

Should you have any questions

concerning this inspection,

we will be pleased

to discuss

them with you.

0

c(i, ingnjgn6h

Reactor Projects

Branch

Enclosures:

Appendix A, Notice of Violation

Inspection

Report Nos. 50-275/88-11

and 50-323/88-10

Enclosure I,

EGSG Idaho Report "ISC Maintenance

Evaluation of the

Diablo Canyon

Power Plant"

cc w/enclosures:

S.

D. Skidmore,

PGKE

R.

F. Locke,

PGLE

J.

D. Townsend,

PGSE (Diablo Canyon)

D. A. Taggert,

PGSE (Diablo Canyon)

,R.

S. Weinberg,

PGSE (Diablo Canyon)

T. L. Grebel,

PG&E (Diablo Canyon)

State of California

Sandra Silver (Report Only)

bcc w/enclosures:

bcc w/o report:

Project Inspector

Resident

Inspector

docket file

G.

Cook,

RV

B. Faulkenberry,

RV

J. Martin,

RV

A. Johnson,

RV

T. Foley,

NRR

J. Zollicoffer

H. Smith

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