IR 05000457/1986046

Safety Insp Rept 50-457/86-46 on 861112-20.No Violations or Deviations Identified.Major Areas Inspected:Electrical Contractor Installation & Insp procedures,10CFR50.55(e) Items & Electrical Work Activities

ML20214V618
Person / Time
Site:	Braidwood
Issue date:	12/04/1986
From:	Muffett J, Neisler J NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
To:
Shared Package
ML20214V601	List: IR 05000457/1986046 ML20214V598
References
50-457-86-46, NUDOCS 8612090761
Download: ML20214V618 (4)

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U. S. NUCLEAR REGULATORY COMMISSION

REGION III

Report No. 50-457/86046(DRS)

Docket No. 50-457- License No. CPPR-133 Licensee: . Commonwealth Edison Company Post Office Box 767

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Chicago, IL 60690

. Facility Name: Braidwood Station, Unit 2 Inspection At: Braidwood Site, Braidwood,' Illinois Inspection Conducted: November 12-20, 1986

,f Inspector: J. H. Neislir~ '

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/1 -Y- 7 b 64d b Approved By: J. H. Muffett, Chief Il [4 !B6 -

Plant Systems Section Date Inspection Summar Inspection on November 12-20, 1986 (Report No. 50-457/86046(DRS))

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Areas Inspected: Routine unannounced safety inspection of electrical contractor's installation and inspection procedures, 10 CFR 50.55(e)

items, and electrical work activities. (51051, 51053).

Results: No violations or deviations were identifie .

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ADOCK 05000457 PDR

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'd5 DETAILS 1. Persons Contacted Principle Licensee Employees

• E. Fitzpatrick, Station Manager

• Groth, Assistant Contractor Superintendent

• P. Barnes, Regulatory Assurance Supervisor

• D. Paguette, Assistant Superintendent, Maintenance

• K. Kofron, Production Superintendent

• A. D' Antonco, Regulatory Assurance D. Brown, QA Supervisor

• D. Cecchett, Regulatory Assurance

• P. Boyle, Regulacory Assurance

• D. O'Brien, Assistant Superintendent, Operations

• L. Kline, Regulatory Assurance

• C. Tomashek, Startup Superintendent

• D. Geddings, Field Engineer

• J. Zych, QA Engineer G. K. Newberg Electrical Division G. Domrose, QA Manager R. Hills, QA Engineer M. Brennen, QA, Training Supervisor

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• Denotes those persons atter. ding exit intervie . Licensee Action on Previous Inspection Items (Closed) Unresolved items (456/82003-05; 457/82003-05): During a previous inspection, it was observed that the licensee did not have an interaction analysis program to address Regulatory Guide 1.29. The inspector reviewed interaction guidelines established through engineering change notices (ECN)

that were issued to applicable contractor's specification PI-BB-96,

" Limited Clearance Walkdowns," governs walkdown inspections for clearance This item is resolve . Procedure Review The inspector reviewed installation and inspection procedures developed by the G. K. Newberg Electrical Division (GKNE) for use in Unit 2 at Braidwood. GKNE's scope of work includes the installation of electrical raceways and supports. The procedures were reviewed for content and adherence to the licensee's FSAR commitments. Procedures selected for review during this inspection were: '

QCP-1, Revision 0, December 16, 1985, " Personnel Qualifications."

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QCP-1-1, Revision 0, January 30, 1986, " Document Review Personnel Qualifications."

QCP-2, Revision 1, May 22, 1986, " Training Program."

QCP-3, Revision 0,' December 16,-1985, "QAM and QC Procedure Control."

QCP-4, Revision 0, December 16, 1985, " Quality Related Documents."

QCP-5, Revision 2, March 19, 1986, "In-Prc:ess Deficiency /Nonconformance Reports."

QCP-5-1, Revision 0, January 29, 1986, " Corrective Action."

QCP-6, Revision 1, April 15, 1986, " Control of Measuring and Test Equipment."

QCP-7, Revision 0, December 16, 1985, " Drawing Control."

QCP-8, Revision 3, October 3, 1986, " Design Change Control."

QCP-9, Revision 1, March 19, 1986, " Specification Control."

QCP-11, Revision 2, September 11, 1986, " Welding."

QCP-11-2, Revision 1, June 6, 1986, "AWS Visual Weld Inspection."

QCP-13, Revision 2, January 6, 1986, " Installation / Inspection."

QCP-14, Revision 4, September 24, 1986, " Installation of Conduit, Junction Boxes, Pull Boxes, Wireway, Terminal Boxes and Their Supports."

QCP-16, Revision 2, July 13, 1986, " Installation and Inspection of Cable Pan Hangers."

QCP-18, Revision 0, " Concrete / Masonry Coring."

The above procedures met the applicable codes.and standards for the installation and inspection of electrical raceway systems as required by the FSAR and licensee technical specification . Construction Deficiency Reports (10 CFR 50.55(e)):

(Closed) 10 CFR 50.55(e) report (457/84013-EE): Inadequate installation and inspection of electrical butt splices. Butt splices were not installed according to the manufacturer's recommendations. The contractor's inspection procedure did not include appropriate acceptance criteri The inspector verified that butt splice installation procedures have been revised to include manufacturer's recommendations. Inspection procedures have been revised to include acceptance criteria recommended

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w by the manufacturer. NCR 598 was issued to require previously installed safety related butt splices to be identified and reinspected. The butt splices that were rejected during the reinspection have been replaced and inspected to the manufacturer's acceptance criteria and the NCR close This item is considered to be close (Closed) 10 CFR 50.55(e) report (457/8409-EE): Defectivewe$ded

. electrical connections at stab cable joints in Westinghouse Motor control center The inspector verified by review inspection records that the licensee had inspected all Westinghouse safety related motor control centers for unwelded strands at stab connections utilizing Westinghouse provided acceptarce criteria. Stab joints not meeting the acceptance criteria were replaced. This item is considered to be close (Closed) Construction deficiency report (457/85001-EE): Westinghouse molded case circuit breaker interrupting capacity less than required by project specifications. The inspector reviewed documentation, NCRs and rework documents, attesting that the 10 ampere rated thermal magnetic 480 volt molded case circuit breakers have been replaced with 15 ampere rated thermal magnetic 480 volt circuit breakers with adequate interrupting capacity. This item is considered to be close . Electrical and Instrument Components The inspector examined in process and completed installation of electrical and instrumentation components and material in Unit The areas examined during this inspection included the essential service water pump room, RHR pump and heat exchanger rooms, containment spray pump and safety injection pump rooms. No construction deficiencies were observed. However, the inspector observed several instances where equipment protection and housekeeping practices had failed to maintain adequate protection for installed equipment and permitted accumulation of debris around the equipment. The inspector identified these items to the licensee who initiated immediate corrective action. Each of the items had been corrected by the licensee prior to the completion of the inspectio No violations or deviations were identified in this are . Exit Interview The inspector met with licensee representatives (denoted in Paragraph 1)

at the conclusion of the inspection and summarized the scope and findings of the inspection. The licensee representatives acknowledged the inspector's comment The inspector also discussed the likely informational content of the inspection report with regard to documents or processes reviewed by the inspector during the inspection. The licensee did not identify any such documents or processes as proprietar ..__-- - ._