ML18012A422

Summarizes 961021 Meeting W/Util in Atlanta,Ga to Discuss Plant GL 96-01 Efforts & Operator Performance.List of Attendees & Util Handouts Encl

ML18012A422
Person / Time
Site:	Harris
Issue date:	11/06/1996
From:	Shymlock M NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
To:	Robinson W CAROLINA POWER & LIGHT CO.
References
GL-96-01, GL-96-1, NUDOCS 9611150201
Download: ML18012A422 (29)

Text

Carolina Power 8 Light Company ATTN:

Hr.

W.

R. Robinson Vice President

- Harris Plant Shearon Har ris Nuclear Power Plant P. 0.

Box 165, Hail Code:

Zone 1

New Hill, NC 27562-0165

SUBJECT:

MEETING

SUMMARY

- GENERIC LETTER 96-01, AND OPERATOR PERFORHANCE

Dear Hr. Robinson:

This refers to a meeting requested by Carolina Power 5 Light Company on October 21, 1996, in Atlanta, Georgia.

The purpose of the meeting was to discuss the Shearon Harris Generic Letter 96-01 efforts and Operator Performance.

It is our opinion that this meeting was beneficial.

Enclosed is a List of Attendees and Carolina Power 8 Light Handout.

The agenda included discussions of the following topics:

Shearon Harris Generic Letter 96-01 Testing of Safety Related Logic Circuits, and Operations Human Performance Adverse Trends.

In accordance with Section 2.790 of the NRC's "Rules of Practice,"

Part 2, Title 10 Code of Federal Regulations, a copy of this letter and its enclosures will be placed in the NRC Public document Room.

Should you have any questions concerning this letter, please contact us.

Sincerely, IMedbyM.B.~]ock Hilton B. Shymlock, Chief Reactor Projects Branch 4 Division of Reactor Projects Docket No. 50-400 License No. NPF-63

Enclosures:

1.

List of Attendees 2.

Carolina Power 8 Light Handout cc w/encls:

(See page 2)

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CPSL cc w/encls:

J.

Cowan, Hanager Operations 5 Environmental Support NS OHS7 Carolina Power 5 Light Company P. 0.

Box 1551

Raleigh, NC 27602 J.

W. Donahue Director of Site Operations Carolina Power 8 Light Company Shearon Harris Nuclear Power Plant P. 0.

Box 165, HC:

Zone 1

New Hill, NC 27562-0165 Bo Clark Plant General Hanager

- Harris Plant Carolina Power 5 Light Company Shearon Harris Nuclear Power Plant P. 0.

Box 165 New Hill, NC 27562-0165 T. D. Walt, Manager Regulatory Affairs Carolina Power 8 Light Company Shearon Harris Nuclear Power Plant P. 0.

Box 165, Hail Zone 1

New Hill, NC 27562-0165 W.

D. Johnson, Vice President and Senior Counsel Carolina Power 5 Light Company P. 0.

Box 1551

Raleigh, NC 27602 Dayne H. Brown, Director Division of'adiation Protection N. C. Department of Environmental Health 8 Natural Resources P. 0.

Box 27687

Raleigh, NC 27611-7687 Karen E.

Long Assistant Attorney General State of North Carolina P. 0.

Box 629

Raleigh, NC 27602 (cc w/encls cont'd

- See page 3)

CPSL (cc w/encls)

Public Service Commission State of South Carolina P. 0. Box 11649

Columbia, SC 29211 Chairman of the North Carolina Utilities Commission P. 0.

Box 29510

Raleigh, NC 27626-0510 Robert P. Gruber Executive Director Public Staff NCUC P. 0.

Box 29520

Raleigh, NC 27626 Uva Holland, Chairman Board of County Commissioners of Chatham County P. 0.

Box 87 Pittsboro, NC 27312 Distribution w/encl:

H. Shymlock, RII H. N. Hiller, RII R. Aiello, RII G. A. Hallstrom, RII N. Le, NRR PUBLIC NRC Resident Inspector U. S.

Nuclear Regulatory Commission 5421 Shearon Harris Road New Hill, NC 27562-9998 SIGKATINE DATE COPYT GHacOonaI d: ser 10 / 9 / 96 ES HO 10 /

/ 96 YES HO 10 /

/ 96 YES HO 10 /

/ 96 YES KO

Carolina Power 8 Li ht Com an LIST OF ATTENDEES W. S. Orser, Executive Vice President, Nuclear Generation H.

W. Habermeyer, Vice President Nuclear Engineering Department W. R. Robinson, Vice President Harris J.

W. Donahue, Director of Site Opet ations Harris G. A. Rolfson, Manager of Engineering Harris S. Sewell, Manager Operations T.

D. Walt, Hanager Performance Evaluation and Regulatory Affairs D. Alexander, Supervisor Licensing Harris A. Barbee, Superintendent Shift Operations A. Cockerill, Superintendent ISC/Electrical Systems B. Parry, Plant Engineer H. Chiles, Loaned INPO Employee Nuclear Re ulator Commission L. Reyes, Deputy Regional Administrator, RII A. Gibson, Director, Division of Reactor Safety (DRS), RII H. Reinhart, Project Hanager, NRR H. Shymlock, Chief, Reactor Projects Branch 4 (RPB4),

DRP, RII J.

Lenahan, Engineering Inspector, DRS, RII Enclosure 1

arris uc ear ant October 21, 1996

erations Human Performance

Operations Human Performance Adverse Trends

~ 1995 adverse trend investigated and addressed

~ Common cause - decision making errors

~ Corrective actions effective in reducing these type of errors

Operations Human Performance AdVerSe TrendS (continued)

~ Adverse trend in 3rd quarter 1996-different type of errors

~ Data indicates poor fundamental work practices

~ Underlying issue - attitudes and beliefs of each individual

perations Human Performance AdYerse Trencls continued}

~ Consequences of recent errors

~ 2 LERs

~ Notice of violations

erations Human Performance Human Performance CRS Jan April 5 LER/NOV July Oct 1996

Operations Human Performance Human Performance CRs Im ortance Trend 12 10 0.

Jan April 8 LER/NOV 1996 July Oct

erations Human Per ormance Investi ations Conducted o Root cause investigation completed for selected individual events

.o Special surveillance-requested and completed by Nuclear Assessment Section

~ Common cause analysis for adverse trend

erations Human Performance Interim Actions Taken

~ Conducted standdown with each shiftlwork group

~ Lowered threshold for activities which require briefings

~ Specific radwaste evolutions

~ Mid-shift briefings

erations Human Performance Interim Actions Taken {continued

~ Raised standards on communications formality

~ Re-emphasized use of error prevention techniques

~ Plan to use self-checking "STAR" simulator

~ Established peer checking

erations Human Performance Interim Actions Taken continued) o Increased requirements for use of procedures

~ Enhanced turnover process to.improve planning

~ Conducting weekly meetings with Operations management

~ Implementing daily supervisor observations and coaching activities in the field

erations Human Per ormance Actions Planned

~ Implement Near Term Improvement Plan

~

~ Focus tea'm initiatives

~ Benchmarking

~ Modifyculture

n ineerin NRC Generic Letter 96-01 Testing of Safety Related Logic Circuits

eneric etter 9 -01 A enda

~ Background

~ Scope

~ Implementation

~ Summary of identified problems

~ Areas with the Majorityof Problems

~ Reportable issues e Causes

~ Corrective actions/lessons learned

~ Close-out plan

eneric Letter 96-01 Back round

~ Started early

~ Previous LERs identified problem

~ Assembled team of CP&L employees

~ Wrote standard program

eneric Letter 96-01 Sco e

o 16 actuation circuits

~ Reactor Protection System (RPS}

~ Emergency diesel generator load sequencer

~ Engineered Safety Features {ESF) components

~ Certain non-ESF interlocks and isolations identified by technical specifications

~ Validate overlap testing

~ Revise surveillance procedures

eneric etter 96-01 Im lementation

~ Standard review and documentation program developed

~ Consistent with NRC guidelines

~ Initial review and cross-check review of 16 actuation circuits

~ Special procedures performed for missed surveillances

~ Review phase schedule

~ Started October 1995

~ Completed October 1996

~ 6800 manhours expended

encl'iC ettel

-01 Summar of Identified Problems

~ 36 missed surveillances

~ 4 potential enhancements to T/S

.o 160 procedure discrepancies/enhancements

~ 30 design/licensing basis test requirements

~ 2 plant modifications

~ Avoid an unnecessary Control Room isolation

~ Prevent simultaneous open and close signals to Control Room isolation damper

eneric etter

-01 Areas with the Ma orit of Problems

~ Loss of off-site power EDG load sequencer

~ 13 LER issues o Safety injection/switchover

~ 8 LER issues

~ Control room ventilation

~ 6 LER issues

~ Containment spray/switchover/containment phase 8 isolation

~ 3 LER issues

eneric etter 96-01 Re ortable Issues

~ Licensee Event Report 96-02 Summary

~ 30 procedural omissions from initial plant start-up

~ 6 procedural errors introduced since commercial operation

~ Resolution Summary

~ Entered T/S 4.0.3 25 times for missed surveillance

~ 1 procedure omission resulted in plant shutdown

~ 1 exigent T/S amendment for missed surveillance of manual safety injection switch

~ 1 equipment operation problem - damper not previously tested

eneric Letter 96-01 Causes

~ Lack of understanding of overlap testing requirements o Lack of engineering/system expert involvement in procedure development

~ Improper interpretation of technical specification requirements

~ Validation of individual technical specification line item requirement instead of complete safety function

eneric etter

-01 Corrective Actions/Lessons Learned

~ Implemented Engineering review of RPS/ESF surveillance procedure revisions o Requiring applicable procedure writers to review Generic Letter 96-01 and LER 96-02

~ Applicable procedure writers and engineers willt be trained on overlap testing

~ Increased in-house knowledge of safety function validation and overlap testing

eneric Letter 96-01 Close-out Plan

~ Assessments Conducted

~ NED

~ NAS

~ NRC o 2 modifications willbe completed to correct design deficiencies

~ Procedures involving RFO-7 surveillances will ~

be revised (75)

~ Remaining procedures revisions willbe completed prior to RFO-8

~ RPS actuation logic circuits to be reviewed during November 1996 RPS SSFI

urvei ance ro ram eview Generic Im lications

~ Most surveillance problems resulted from

~ Technical procedure errors

~ Misinterpretation during implementation

~ Corrective Actions

~ Enhanced procedure review process

~ Additional training

~ Continue surveillance reviews

urvei ance ro ram eview Sco e

~ Reviewed 23 T/S surveillance requirements since 1994

~ Generic Letter 96-01, LER Corrective Actions

~ NAS/PES and Line Organization Assessments

~ Planned reviews

~ 3 additional reviews planned in 1996

~ Additional reviews to be completed in 1997

~ Standard technical specifications conversion