ML14176A429

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Summary of 890111 Meeting W/Util in Rockville,Md Re Design Basis Documentation Program for Plant.List of Attendees & Viewgraphs Encl
ML14176A429
Person / Time
Site: Robinson Duke Energy icon.png
Issue date: 02/09/1989
From: Lo R
Office of Nuclear Reactor Regulation
To:
Office of Nuclear Reactor Regulation
References
NUDOCS 8902170584
Download: ML14176A429 (35)


Text

February 9, 1989 Docket No. 50-261 DISTRIBUTION, See next page LICENSEE:

Carolina Power and Light Company FACILITY: H. B. Robinson Steam Electric Plant, Unit 2

SUBJECT:

MEETING

SUMMARY

OF JANUARY 11, 1989 -

MEETING ON THE DESIGN BASIS DOCUMENTATION PROGRAM FOR H. B. ROBINSON STEAM ELECTRIC PLANT, UNIT NO. 2 A meeting on the Design Basis Documentation (DBD) program was held on January 11, 1989, at the NRC Headquarters, between representatives of Carolina Power &

Light Company (CP&L) and the the NRC staff. Also in attendance were certain NRC staff consultants. The list of attendees is enclosed (Enclosure 1).

The Safety System Functional Inspection conducted by the NRC staff at the H. B.

Robinson Steam Electric Plant, Unit 2 '(HBR-2), on March 9 - April 15, 1987 revealed the need to reconstitute design basis of safety systems at HBR-2.

CP&L acknowledges this need and began the DBD program in early 1988. The program, which is scheduled to be completed in 1991 will include 15 safety systems or major safety related pieces of equipment. The design basis documentation for each system will be followed by an inspection and field validation to verify the system's critical design parameters., CP&L has kept the NRC staff informed of the progress on this project and met with the staff on the subject at the Region II office on April 5 and September 30, 1988.

The meeting was opened by CP&L with an introduction provided by the CP&L Nuclear Licensing Manager. The meeting presentation was then given, using the viewgraphs,.by the CP&L Nuclear Engineering Vice President.

Several related discussions took place during the presentation as summarized below.

The HBR-2 is a turnkey plant where the CP&L participation in the design was low in comparison with other plants. This factor coupled with the evolve-ment of safety systems functional and regulatory requirements, codes and standards, and the plant modification that had taken place over the years highlighted the need for a design basis reconstitution effort.

The DBD will document the functional requirements of safety systems to meet design basis (original licensing basis, plus all other commitments, e.g.,

LERs, NUREG 0737, etc.).

The DBD, however, will not be a system description or a system design document.

The physical validation of the systems against design basis will be an integral part of the program. However, the scope of the program does not include validation against detail system design, nor will the program be intended for system configuration management. There will be an inspection of systems to meet critical design requirements.

However, there will be no new tests, e.g.,

accident modeling or testing for degraded circumstances.

8902170584 890209 PDR ADOCK 0500 1261 P--

FTC.

-2 The Technical Specifications will remain the governing document for system operability requirements. The DBD will document the system functional requirements so the system performance can meet the intended safety function.

The CP&L DBD staff maintains close communication with the plant staff. When the review uncovers potential safety concerns, CP&L will act immediately; bypassing the original validation schedule, as necessary.

CP&L acknowledges that NRC would "encourage and support licensee initiatives for self-identification and correction of problems" and any enforcement action would include appropriate consideration of discretion, as outlined in Section G of 10 CFR Part 2, Appendix C.

CP&L will keep the staff updated on the progress of the project. The staff is particularly interested to learn of the findings when-the pilot program of three systems is completed.

Ronnie Lo, Senior Project Manager Project Directorate I/II Division of Reactor Projects II-1 Office of Nuclear Reactor Regulation

Enclosures:

As stated cc w/enclosures:

See next page

[MEETING

SUMMARY

ROBINSON NO. 2]

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02/

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02/ 9 /89 OFFICIAL RECORD COPY

Mr. E. E. Utley Carolina Power & Light Company H. B. Robinson 2 cc:

Mr. R. E. Jones, General Counsel Mr. Dayne H. Brown, Chief Carolina Power & Light Company Radiation Protection Branch P. 0. Box 1551 Division of Facility Services Raleigh, North Carolina 27602 Department of Human Resources 701 Barbour Drive

MRaleigh, North Carolina 27603-2008 Mr. McCuen Morrell, Chairman Darlington County Board of Supervisors Mr. Robert P. Gruber County Courthouse Executive Director Darlington, South Carolina 29535 Public Staff - NCUC P.O. Box 29520 Mr. H. A. Cole Raleigh, North Carolina 27626-0520 Special Deputy Attorney General State of North Carolina Mr. C. R. Dietz P.O. Box 629 Manager, Robinson Nuclear Project Raleigh, North Carolina 27602 Department H. B. Robinson Steam Electric Plant Mr. D. E. Hollar P. 0. Box 790 Associate General Counsel Hartsville, South Carolina 29550 Carolina Power and Light Company P.O. Box 1551 Raleigh, North Carolina 27602 U.S. Nuclear Regulatory Commission Resident Inspector's Office H. B. Robinson Steam Electric Plant Route 5, Box 413 Hartsville, South Carolina 29550 Regional Administrator, Region II U.S. Nuclear Regulatory Commission 101 Marietta Street Suite 2900 Atlanta, Georgia 30323 Mr. R. Morgan General Manager H. B. Robinson Steam Electric Plant Post Office Box 790 Hartsville, South Carolina 29550 Nuclear Energy Public Information Committee c/o Triangle J Council of Governments 100 Park Drive Post Office Box 12276 Research Triangle Park, NC 27709 CP&L/NRC MEETING H. B. Robinson Steam Electric Plant, Unit No. 2 Design Basis Documentation January 11, 1989 Rockville, MD ATTENDEE ORGANIZATION R. Lo NRR/PDII-1 L. Loflin CP&L, NUC. LIC A. Cutter CP&L,VP NUC. ENG. DEPT.

F. Rosa NRR/DEST/SELB D. Tondi NRR/DEST/SELB P. Fredrickson NRC/RII/DRP B. Grimes NRC/DRIS E. Adensam NRR/PDII-1 R. Parsons CP&L - NUC ENGR DEPT.

A. DuBouchet NRC CONS/MECH COMP G. Imbro NRC/DRIS A. Holt NRC Consultant/SWRI J. Leivo NRC Consultant J. Jacobson NRC/DRIS D. Waters NRC Consultant T. Hicks Southern Technical Services L. Connor NRC Calendar T. Tai SERCH/Bechtel W. Flanagan CP&L/Manager Modification Projects P. Kang NRC/Electrical Systems Branch K. Eccleston NRC/ADR2-TA H. Wong OE/NRC C. Dietz CP&L/RNPD J. Thoma NRC/DRPR/TA CAROLINA POWER & LIGHT COMPANY PRESENTATION TO THE NUCLEAR REGULATORY COMMISSION IN WASHINGTON, D.C.

ON THE H. B. ROBINSON STEAM ELECTRIC PLANT - UNIT NO. 2 DESIGN BASIS RECONSTITUTION PROJECT JANUARY 11, 1989 (3738NED/che)

AGENDA

  • INTRODUCTION
  • PURPOSE OF MEETING
  • DESCRIPTION OF CP&L DESIGN BASIS RECONSTITUTION FOR H. B. ROBINSON UNIT 2 A. OBJECTIVES OF THE PROJECT B. HIERARCHY OF DESIGN INFORMATION C. TYPICAL CONTENTS OF A SYSTEM DBD
  • DEVELOPMENT AND ORGANIZATION OF THE PROGRAM A. SYSTEM DBD PREPARATION METHODOLOGY B. PROJECT ORGANIZATION AND INTERFACE C. PROJECT SCHEDULE
  • OVERVIEW OF THE FIELD VALIDATION AND DISCREPANCY RESOLUTION PROCESS
  • STATUS
  • DISCUSSION OF RELATIONSHIP TO THE ENFORCEMENT PROCESS (3738NED/che)

PURPOSE OF MEETING FAMILIARIZE NRC MANAGEMENT WITH CP&L'S COMMITTMENT TO RECONSTITUTE THE DESIGN BASIS FOR ROBINSON NUCLEAR PROJECT DISCUSS THE POTENTIAL FOR DEFICIENCIES AND CORRECTIVE ACTIONS, AND THE RELATIONSHIP TO THE ENFORCEMENT PROCESS (3738NED/che)

DBD RECONSTITUTION PROJECT APPLICABILITY: PLANT SYSTEMS REQUIRED FOR SAFE SHUTDOWN AND MITIGATION OBJECTIVES:

STRUCTURE THE CURRENT DESIGN BASES AND CALCULATIONS OF RECORD CONTROL THE CURRENT DESIGN BASES AND CALCULATIONS OF RECORD VALIDATE CRITICAL DESIGN PARAMETERS RELATED TO THE PLANT PROCEDURES AND HARDWARE AGAINST THE STRUCTURED DESIGN BASIS CREATE AND MAINTAIN AN EXPERIENCED KNOWLEDGE BASE WITHIN CP&L THROUGH USE OF INTERNAL EMPLOYEE RESOURCES (3378NED/che)

MILESTONES:

1988 PILOT PROGRAM FOR COMPLETING THREE DBDS:

AFWS; SIS; RPS 1988/89 -

COMPLETE THE DBDS FOR THE ELECTRICAL SYSTEMS:

ELECTRICAL POWER DISTRIBUTION SYSTEM CABLE/RACEWAY 1989 PILOT PROGRAM FOR FIELD VALIDATION OF THREE DBDS 1989/91 -

COMPLETE THE DBDS FOR THE REMAINING MAJOR SYSTEMS:

RHR; CCW; HVAC; SW; NIS; EDG; IIS; CVCS; RCS; RVLIS 1989/92 -

COMPLETE FIELD VALIDATION FOR REMAINING MAJOR SYSTEMS (3378NED/che)

H I ERARCHY F DESGN NORMAT O IN -THE SYSTEM DES ! GN EVOLUT ON SYSTEM DESIGN BASIS DD REQUIREMENTS SYSTEM CALCS &

8DD ANALYSES OF RECORD REFERENCE SYSTEM DESCRIPTIVE DESIGN DOCUMENTS CONFIGURATION II PROCUREMENT LICENSING I CONSTRUCTION 9(-CAD-A-009t

SYSTEM DESIGN BASIS NSSS IMPOSED FUNCTIONAL REQUIREMENTS REGULATORY IMPOSED DESIGN REQUIREMENTS DESIGN CODES/STDS OF RECORD

SYSTEM CALCS/ANALYSES OF RECORD EXAMPLES:

ACCIDENT ANALYSES COMPONENT SIZING CALCS PIPING STRESS ANALYSES

  • BY REFERENCE

R V=T'M nP* C2rTr\\PTlE nFlRTflg nflIMENTS EXAMPLES:

- COMPONENT SPECIFICATIONS

- GFNERAL ARRANGEMENT DRWGS FLOW DIAGRAMS FPROCUREMENT DOCUMENTS EXAMPLES:

PURCHASE ORDERS VENDOR MANUALS ITCFNSTNG DOCUMENTS EXAMPLES:

FSAR

- TECH SPECS CONSTRUCTION DOCUMENTS EXAMPLES:

- TESTING PROCEDURES INSTALLATION PROCEDURES

CONTENT OF DESIGN BASIS DOCUMENT BASED ON HARRIS NUCLEAR PROJECT DBDs DISCUSSION WITH OTHER UTILITIES:

PROVIDE A BASELINE FOR DESIGN ENGINEER TO EVALUATE PLANT CHANGE AGAINST PROVIDE A BASELINE FOR SYSTEM ENGINEER TO VALIDATE SYSTEM PERFORMANCE AGAINST CRITICAL PARAMETER/REQUIREMENT BASE, WITH SUFFICIENT DESCRIPTIVE MATERIAL TO MAKE "USER FRIENDLY" (3378NED/che)

H. B. ROBINSON STEAM ELECTRIC PLANT -

UNIT 2 SYSTEM DESIGN BASIS DOCUMENT TABLE OF CONTENTS INTRODUCTION 1.0 SYSTEM FUNCTIONAL REQUIREMENTS 1.1 GENERAL SYSTEM FUNCTION 1.2 SYSTEM INTERFACES 1.3 SPECIFIC SYSTEM TRANSIENT RESPONSE FUNCTIONS 2.0 REGULATORY IMPOSED DESIGN REQUIREMENTS 2.1 GENERAL DESIGN CRITERIA OF 10CFR50, PROPOSED APPENDIX A 1967, AS COMMITTED IN THE ORIGINAL FSAR 2.2 DESIGN REQUIREMENTS IMPOSED BY REGULATORY COMMITMENTS OTHER THAN THOSE OF 2.1 ABOVE 3.0 SYSTEM DESIGN REQUIREMENTS 3.1 INSTRUMENTATION AND CONTROL 3.2 ELECTRICAL 3.3 MECHANICAL 3.4 CIVIL/STRUCTURAL 3.5 MATERIALS AND CHEMISTRY 3.6 GENERAL 4.0 COMPONENT DESIGN REQUIREMENTS 5.0 DESIGN MARGIN 6.0 DOCUMENT REFERENCE LIST 7.0 APPENDICES (3378NED/che)

SYSTEM 08D PREPARATION METHODOLOGY INFORMATION COLLECT ION AND CONSOL IDA TON PHASE I ENG I NEER I NG EVALUAT I ON AND SYSTEM 00 DEVELOPMENT FIELD PHASE 1 1 VALIDATION

& DISCREPANCY RESOLUT I ON SYSTEM 080 REVISION AND CONTROL

DESIGN INFORMATION COLLECTION AND CONSOLIDATION ACQUIRE THE ORIGINAL SYSTEM DESIGN BASIS; I.E.,

SYSTEM REGULATORY AND FUNCTIONAL REQUIREMENTS AND CODES/STANDARDS OF RECORD.

INTEGRATE POST-OPERATING LICENSE (OL) REGULATORY COMMITMENTS.

DOCUMENT AND/OR ACQUIRE THE SYSTEM CALCULATIONS/ANALYSES OF RECORD.

IDENTIFY AND CATALOG POST-OL MODIFICATION DESIGN BASIS INFORMATION.

(3378NED/che)

ENGINEERING EVALUATION AND SYSTEM DBD DEVELOPMENT INTEGRATE THE INFORMATION INTO A DRAFT SYSTEM DBD.

PERFORM INTERDISCIPLINE DESIGN VERIFICATION OF THE DRAFT SYSTEM DBD.

APPROVE AND ISSUE IT AS A CONTROLLED DOCUMENT ON A PRELIMINARY USE BASIS.

(3378NED/che)

III.

FIELD VALIDATION PERFORM A PROCEDURE AND HARDWARE INSPECTION OF CRITICAL DESIGN BASIS PARAMETERS ON THE SUBJECT SYSTEM USING THE APPROVED SYSTEM DBD AND ITS REFERENCES AS THE INSPECTION'S STANDARD.

IV. SYSTEM DBD REVISION AND CONTROL REVISE THE SYSTEM DBD TO INCORPORATE IMPROVEMENTS IDENTIFIED.

CONTROL UNDER DESIGN DOCUMENT CONTROLS (3378NED/che)

H.B. ROBINSON STEAM ELECTRIC PLANT -

UNIT 2 PROPOSED DESIGN BASIS RECONSTITUTION PROJECT SCHEDULE SAFETY INJECTION SYSTEM*

AUXILIARY FEEDWATER SYSTEMe REACTOR SAFEGUARDS & PROTECTION SYSTEMS*

COMPONENT COOLING WATER SYSTEM MVAC SYSTEM**

SERVICE WATER SYSTEM NUCLEAR INSTRUMENTATION SYSTEM RESIDUAL HEAT REMOVAL SYSTEM EMERGENCY DIESEL GENERATORS INCORE INSTRUMENTATION SYSTEM CHEMICAL & VOLUME CONTROL SYSTEM REACTOR COOLANT SYSTEM RV LEVEL INSTRUMENTATION SYSTEM THE SYSTEM DBDs BELOW ARE IN PROGRESS IN RESPONSE TO 1997 NRC SSFI ELECTRICAL POWER DISTRIBUTION SYSTEM ELECTRICAL CABLE/RACEWAY 1988 1989 1990 1991 1992 LEGEND

  • PILOT PROGRAM SYSTEM DBD
    • POST ACCIDENT RESPONSE PORTIONS ONLY DBD DEVELOPMENT COMPLETE DBD DEVELOPMENT DBD VALIDATION SK-CAD-A-0090 TxDBD

HBR2 DBD RECONSTITUTION PROJECT CUMULATIVE PROJECT MANHOURS

28.
10.

so8 198S194),'9

-19901 9I

HBR2 DBD RECONSTITUTION PROJECT CUMULATIVE PROJECT MANHOURS FORECAST VS ACTUALS 0

40

/*-

FORECA5r

/*

aE.

230 2n L&J MIN J ^

on FE APR MAr JUN JLd A Urk SLP oCr NoV C

JAH FEb 9

BS 1989

ROBINSON NUCLEAR PROJECT DESIGN BASIS RECONSTITUTION PROJECT INTERDEPARTMENTAL ORGANIZATION CHART VICE PRESIDENT MANAGER INUCLEAR ENGINEERING RNP A.B. CUTTER C.R. DIETZ MANAGER MANAGER MANAGER MANAGER ESNPS 1 ESNPS INEPS RNP MOD.

PROJ.

R.L. SANDERS J.F. NEVILL R.M.

PARSONS W.J.

FLANAGAN PROJECT MANAGER PROJECT MANAGER PHASE I PHASE il D.R.

MARKLE M.A.

KHAN I

III I

II

-1i NIII i

J L-I-I I

I I

ISCIPLINE UNIT DISCIPL NUCLEAR FUELS LICENSING DISCIPLINEE UNIT UNISTTE MANAGERS MANAERS COORDINATOR COORDINATOR ANAGERS COORDINATOR CNS Mti'LPE)

(EPPE)

T..CLEMENTS M.D.

MARSHALL (DPPE)

SB LR LEGEND PHASE II DBD DEVELOPMENT PHASE FiU FIELD VALIDATION ANE CNS LGUI CNS PRA COORDINATORNAI COODIATRDANGERACORONTO DISCREPANCY RESOLUTION COORD IF TR CRD DIRECTION E.M.

HARRIS R.E.

OLIVER COMMUNICATION

ROBINSON NUCLEAR PROJECT DESIGN BASIS RECONSTITUTION PROJECT ORGANIZATION CHART -

PHASE I MANAGER NEPS R.M.

PARSONS PROJECT MANAGER PHASE I D.R. MARKLE DISCIPLINE UNIT MANAGERS (DIPPE)

TECHN ICAL AIDE M.E. INFANTINO TECH. ADVISOR TECH.

ADVISOR (SIS)

(AFW)

RSP (EPDS LEAD ENGINEERS S(REMAINING DBDS)

L.V. THIERWECHTER R.A. LOOSE A.R. STALKER R.W. POSEY V. FREGONEE M.D. MACO CP&L DISCIPLINE CP&L DISCIPLINE CP&L DISCIPLINE CP&L DISCIPLINE CP&L DISCIPLINE ENGINEER(S) AS ENGINEER(S) AS ENGINEER(S)

AS ENGINEER(S)

AS ENGINEER(S)

REQUIRED REQUIRED REQUIRED REQUIRED REQUIRED OUTS IDE SUPPORT OUTS IDE SUPPORT OUTSIDE SUPPORT OUTSIDE SUPPORT OUTS IDE SUPPORT (IF REQUIRED)

(IF REQUIRED)

(IF REQUIRED)

(IF REQUIRED)

(IF REQUIRED)

LEGEND PHASE i: CE5 DEVELOPMENT CP&L PRINCIPAL ADVISOR PHASE II FIELD VALIDATION AND (L.S.

WHATLEY)

DISCREPANCY RESOLUTION GENERIC ISSUES LEAD ENGINEER (M. SINGAPURA)

DIRECTION DIOECTION ARCHIVE CRD INATOR COMMUNICATION (T.L. JAMES)

CONTINUED THROUGH PHASES I & II SK-CAD-A-0008 T3pBD

ROBINSON NUCLEAR PROJECT DESIGN BASIS RECONSTITUTION PROJECT ORGANIZATION CHART -

PHASE II MANAGER NEPS R.M. PARSONS PROJECT MANAGER PHASE II M.A. KHAN DISCIPLINE UNIT MANAGERS (OPPE)

TECHNICAL AIDE J.V. FORMY-DUVALP PRINCIPAL ADVISOR FIELD VALIDATION FIELD VALIDATION/

DISCTICN TECHNICAL DVSOR TEC INCAL DSOR DWSCiiEPANCY RSLTO EHIA DIO EHIA DIO L.S. WHATLEY TEAM RESOLUTION COORDINATOR(S)

TEAM L.V. THEIRWECHTER R.A. LOOSE J.F. PINTO

-MECHANICAL (TYP)

-MECHANICAL (TYP)

I&C (TYP)

-1&C (TYP)

LEGEND

.ELECTRICAL (TYP)

ELECTRICAL (TYP)

-CIVIL/STRUCTURAL (TYP) *IVIL/STRUCTURAL (TYP)

PHASE I: 080 DEVELOPMENT E/SITE FACILITATOR (D

PHASE Its FIELD VALIDATION AND SYSTEM DBO DISCREPANCY RESOLUTION SYSTE DODCONTRACT PERSONNEL DIRECTION COMMUNICATION CONTINUED THROUGH PHASES I & i COMMON TO BOTH TEAMS SK-CAD-A-0001 T30B)

OVERVIEW OF THE FIELD VALIDATION AND DISCREPANCY RESOLUTION PROCESS (3738NED/che)

DBD FIELD VALIDATION SUBSEQUENT TO THE APPROVAL OF EACH SYSTEM DBD FOR PRELIMINARY USE:

AN INSPECTION WILL BE PERFORMED TO CHECK PLANT PROCEDURAL CONSISTENCY WITH THE DBD FIELD VALIDATION WILL BE PERFORMED OF THE SYSTEM'S CRITICAL DESIGN BASIS PARAMETERS AS THEY RELATE TO THE SYSTEM HARDWARE AND ITS PERFORMANCE AND CONFIGURATION SELECTED SYSTEMS (SI, SW, EDG, AND CVCS) WILL BE SUBJECTED TO AN INTERNAL SSFI TYPE EXAMINATION TO:

ENSURE THAT MAINTENANCE, TRAINING, AND PROCEDURE DEVELOPMENT PROCESSES ARE IN PLACE ASSURE CONSISTENT INCORPORATION OF DESIGN IMPACTED AREAS (3738NED/che)

FIELD VALIDATION INSPECTION PERFORMANCE OBJECTIVES SYSTEM DESIGN THE SYSTEM INSTALLATION IS CONSISTENT WITH THE DESIGN BASIS AND CAPABLE OF PERFORMING THE REQUIRED SAFETY FUNCTIONS.

SYSTEM OPERATION SYSTEM LINE-UPS SYSTEM LINE-UPS ARE CONSISTENT WITH DESIGN BASIS REQUIREMENTS.

PROCEDURES EMERGENCY AND NORMAL OPERATING PROCEDURES ARE CONSISTENT WITH THE DESIGN BASIS.

SYSTEM SURVEILLANCE TESTING TEST PROGRAMS / PROCEDURES DEMONSTRATE THAT THE SYSTEM PERFORMS ITS SAFETY FUNCTION UNDER EXPECTED CONDITIONS (NORMAL AND TRANSIENTS).

(3378NED/che)

ROBINSON NUCLEAR PROJECI DESIGN BASIS RECONSTITUTION PROJECT TYPICAL FIELD VALIDATION MILESTONES AND SCHEDULE ACTIVITY WK II WK 2 WK 3 WK 4W 5 WK 6 WK 7 WK 8 WK 9 WK 10 WK iI WK 12 W 13

1. ESTABLISH DESIGN BAtIS AMMMAMA
2. PREPARE LIST
3. SELECT TEAM MEMBERS
4. ORIENTATION AND TRAINING g
5. CHECKSHEET PREPARATION
6. PLANT NOTIFICATION OF WALKDOWN (IF REQUIREDI
7. VALIDATION OF DESIGN BASIS B.

WALKDOWN (IF REQUIRED)

9. REPORT PREPARATION A OBD LEAD ENGINEER AND PLANT SYSTEMS ENGINEER CONCURRENCE A PLANT MANAGEMENT CONCURRENCE

DISCREPANCY RESOLUTION A DRAFT PROCEDURE HAS BEEN DEVELOPED THAT WILL:

ADHERE TO 10 CFR REPORTABILITY REQUIREMENTS.

RELY ON EXISTING CP&L PROCEDURES / GUIDELINES.

USE A PROGRAMMATIC APPROACH TO IDENTIFY, CONFIRM, PRIORITIZE, TRACK, AND CLOSE OUT EACH POTENTIAL DISCREPANCY.

USE PROBABILISTIC RISK ASSESSMENT (PRA) IN PRIORITIZING DISCREPANCIES AND RESOLUTION EFFORT.

(3378NED/che)

DISCREPANCY RESOLUTION FLOW PROCESS EVENT METHOD OF RESOLUTION/REPORTING APPLICABLE/POTENTIAL USING ENGINEERING JUDGEMENT, DISCREPANCY EVALUATION, TECHNICAL EXPERTISE, ETC.,

DETERMINE WHETHER THE IDENTIFIED POTENTIAL DISCREPANCY IS INDEED A "DISCREPANCY." ENTER INTO TRACKING SYSTEM.

DESIGN DISCREPANCY ESTABLISH WHETHER THE "DISCREPANCY" IS (NOTIFY PLANT)

A "POTENTIAL DESIGN DEFICIENCY."

POTENTIAL DESIGN ESTABLISH WHETHER THE "POTENTIAL DESIGN DEFICIENCY DEFICIENCY" IS A "DESIGN DEFICIENCY."

(NOTIFY PLANT)

DESIGN DEFICIENCY ESTABLISH/PROCESS "DESIGN DEFICIENCIES" (NOTIFY PLANT)

AND REPORT TO THE PLANT. PLANT TO EVALUATE DEFICIENCIES AND REPORT UNDER 10CFR50.72/73 AND IOCFR21, IF REQUIRED.

(3378NED/che)

1988 PROJECT ACTIVITIES PHASE-1 SYSTEM DBD DEVELOPMENT

1.

DEVELOPED THE PROJECT INTERFACE DOCUMENT

2.

DEVELOPED THE PROJECT GUIDELINE

3.

ESTABLISHED THE PROJECT FUNCTIONAL ORGANIZATION

4.

SEARCHED ARCHIVES FOR DESIGN INFORMATION REVIEWED CP&L AND EBASCO ARCHIVES OBTAINED INFORMATION

SUMMARY

DOCUMENTS TO OL FROM NSSS VENDOR ON PILOT DBDs DEVELOPED PROJECT DATA BASE CONTROL SOFTWARE ENTERED ARCHIVE SEARCH OUTPUT DATA INTO DATA BASE DATA FOR ALL SYSTEMS IS IN DATA BASE

5.

COMPLETED PILOT PROGRAM (PRELIMINARY ISSUE OF THREE DBDs)

ON SCHEDULE: DECEMBER, 1988

6.

RELEASED SYSTEM DBD DRAFTS FOR THE ELECTRICAL POWER DISTRIBUTION SYSTEM AND ELECTRICAL CABLE/RACEWAY FOR INTERDISCIPLINE DESIGN VERIFICATION ON SCHEDULE:

DECEMBER, 1988 (3738NED/che)

1988 PROJECT ACTIVITIES PHASE-Il FIELD VALIDATION & DISCREPANCY EVALUATION

1.

REVISED THE PROJECT INTERFACE DOCUMENT TO REFLECT THE PHASE-II PROGRAM

2.

DEVELOPED A GUIDELINE ON REPORTING TO RNP OF POTENTIAL SIGNIFICANT DEFICIENCIES

3.

DEVELOPED THE VALIDATION PROCEDURE

4.

DEVELOPED THE DISCREPANCY RESOLUTION PROCEDURE

5.

RESOLVED THE FIRST PROJECT DISCREPANCY ON MCC 5&6 OVERLOAD CONDITION

6.

VISITED OTHER ELECTRIC UTILITIES TO GATHER "LESSONS LEARNED" AND ESTABLISHED THE CP&L PHASE-Il PROGRAM (3738NED/che)

CONCLUSION CP&L IS STILL COMMITTED TO THE PLAN PRESENTED TO NRC ON APRIL 5, 1988 CP&L IS PROCEEDING ON SCHEDULE, ALTHOUGH ELEMENTS OF THE SCOPE HAVE INCREASED CP&L HAS COMPLETED THREE PILOT SYSTEM DBDS ON SCHEDULE.

PROGRESS TO DATE REFLECTS CP&L'S ABILITY AND ITS MANAGEMENT'S COMMITMENT TO COMPLETING THE PROJECT AS PLANNED (3378NED/che)

10CFR PART 2, APPENDIX C, SECTION G EXERCISE OF DISCRETION o "BECAUSE THE NRC WANTS TO ENCOURAGE AND SUPPORT LICENSEE INITIATIVE FOR SELF-IDENTIFICATION AND CORRECTION OF PROBLEMS."

o PARAGRAPH 1 ALLOWS SEVERITY LEVEL IV AND V EVENTS WITHOUT A VIOLATION.

o PARAGRAPH 4 ALLOWS A SEVERITY LEVEL III VIOLATION WITHOUT A CIVIL PENALTY.

o THE CONCLUDING PARAGRAPH ALLOWS EXECUTIVE DISCRETION TO REFRAIN FROM A VIOLATION FOR SEVERITY LEVEL Ill.

o PRIMARY TESTS LICENSEE IDENTIFIED TIMELY REPORTING AND CORRECTIVE ACTION NOT WILLFUL, ROUTINE OR REPEAT o OUR H. B. ROBINSON DESIGN BASIS RECONSTITUTION PROGRAM SATISFIES THESE TESTS.

o WE EXPECT LIBERAL USE OF PART 2, APPENDIX C, SECTION G BY THE STAFF WHEN DEALING WITH H. B. ROBINSON ISSUES.

(3754NED/Iah)