IR 05000445/1978019

IE Inspec Repts 50-445/78-19 & 50-446/78-19 on 781031-1103 During Which No Items of Noncompliance Were Noted.Major Areas Inspected Incl:Constr Activities,Quality Assurance of Containment Concrete,Penetrations & HVAC Fabrication

ML20147E741
Person / Time
Site:	Comanche Peak
Issue date:	11/09/1978
From:	Beach A, Crossman W, Rosenberg A NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
To:
Shared Package
ML20147E740	List: IR 05000445/1978019 ML20147E735
References
50-445-78-19, 50-446-78-19, NUDOCS 7812210179
Download: ML20147E741 (6)

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O u. S. NuCteAR REcutATORv C0nxIsS10N OFFICE OF INSPECTION AND ENFORCEMENT

REGION IV

Report No. 50-445/78-19; 50-446/78-19 Docket No. 50-445; 50-446 Category A2 Licensee: Texas Utilities Generating Company 2001 Bryan Tower Dallas, Texas 75201 facility Name: Comanche Peak, units 1 & 2 i

Inspection at: Comanche Peak Site, Glen Rose, Texas Inspection conducted: October 31 - November 3,1978 Inspectors: [A. B. Rosenberg, G4d ~ r. -

Reactor Inspectcr, Engineering

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Date Support Section Other Accompanying Personnel: A. B. Beach, Reactor Inspector, Engineering Support Section (Inspector in treining)

Reviewed: M b>Mhb 65c< ak- // /9 /7T f:t ) R. G. Taylor, Resident Inspector, Projects Date Section Approved: G OM/ rb l'I m // /7 /> ?/

61 W. A. Crossman, Chief, Projects Section Date

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R. E. Hall, Chief, Engineering Support Section Date /

78122101.13

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f Inspection Summary:

Inspection on October 31 - November 3,1978 (Report No. 50-445/78-19; 50-446/78-19)

hreas Inspected: Routine, unannounced inspection of construction activ-ities including observation of work and review of quality assurance docu-mentation related to containment concrete (Unit 1); containment penetrations (Unit 1); HVAC fabrication and installation (Units 1 & 2); and field drawing control (Units 1 & 2). The inspection involved thirty-four (34) inspector-hours on site by one NRC inspecto Results: No items of noncompliance were identified in the four areas inspecte ____________ - -

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DETAILS Persons Contacted Principal Licensee Personnel

• D. E. Deviney, TUSI, QA Technician

• J. V. Hawkins, TUGC0/G&H, Product Assurance Supervisor

• H. O. Kirkland, TUSI/B&R, Project General Manager

• J. T. Merritt, TUSI, Resident Manager L M. Nease, TUGCO, Laboratory Supervisor D. G. Tolson, TUGCO, Site QA Supervisor Other Personnel

! L. L. Allea, General Foreman - Batch Plant, Brown & Root (B&R)

R. V. Fleck, Civil Inspection Supervisor, Gibbs & Hill (G&H)

W. F. Haley, Assistant Superintendent - Rebar, B&R D. H. MacDonald, QA Engineer, Bahnson T. J. Martin, Project Engineer, Bahnson The IE inspector also interviewed other licensee and contractor '

employees during the course of the inspectio * denotes those present at the exit intervie . Licensee Action on Previous Inspection Findings (Closed) Unresolved Item (50-445/78 18; 50-446/78-18): Drawing Control. During a previous inspectioq, che IE inspector identified a revision of a drawing suspected not to be current. The specific drawing could not subsequently be located for verification. During this inspection, nine drawings in use in the field were checked for revisions and changes, and found to be current. The IE inspector had no further questions concerning this matte . Site Tour The IE inspector toured the various areas of the site to observe construction activities in progress and to inspect housekeepin No items of noncompliance or deviations were identifie __ _____- -____-___ _ ___ - -

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l l Containment Exterior Wall - Unit 1 Observation of Werk The IE inspector observed activities relating to concrete placement 101-5805-030 for the containment exterior wal Specific areas observed included concrete placement tech-niques, concrete production tests, batch plant activities, aggregate storage and test laboratory activitie Review of field records for concrete temperature, air entrainment and slump indicated that results were within the acceptance tolerances. The areas inspected were found to be in accord-ance with Gibbs & Hill Specification 2323-SS- No items of noncompliance or deviations were identified, Review of Records The IE inspector reviewed concrete placement, batch plant and audit records relating to placement 101-5805-026 for the containment exterior wall. Records reviewed included:

Pour Card datch Tickets Acceptance Tests Preplacement and Placement Inspections Aggregate Sieve and Moisture Analyses Periodic Water and Aggregate Tests Batch Pl .it Inspections Batch Plant Surveillance Records reviewed did not reveal any discrepancies with Gibbs &

Hill Specification 2323-SS- No items'of noncompliance or deviations were identifie _ _ _ _ _ _ _ _ _ _ _ _ _ _ - _ _ _ _ _

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l Main Steam Penetrations - Unit 1 The IE inspector observed preparations for weld FW 7 oi. a main steam line penetration in the containment liner. The B&R QC inspector was g observed verifying the preheat temperature as required by the weld travele It was also observed that installed and partially installed penetrations were protected from construction debris and deleterious atrosphere No items of noncompliance or deviations were identifie . HVAC Fabrication and Installation Observation of Work The HVAC fabrication and installation are subcontracted to i Bahnson Service Company. The IE inspector toured the on-site fabrication shop and observed welding, filler metal storage, inspection and housekeeping. Welding in the shop was being performed in accordance with Bahnson Weld Procedure BSC-ll, Rev. Installation activities were also observed by the IE inspecto Fit-up, welding and QC inspection of HVAC supports were ob-served in the area of the battery rooms in the control building at elevation 79 Welding was being performed in accordance with BSC-20, Rev. Activities observed were found to be in -

accordance with Gibbs & Hill Specification 2323-MS-8 No items of noncompliance or deviations were identifie . Review of Records The IE inspector reviewed qualification records for three welders and four QC inspectors. Receiving, filler metal issue and in-spection records were also reviewe The records reviewed did -

not reveal any discrepancies with Gibbs & Hill Specification 2323-MS-8 Brown & Root audit of Bahnson, B-037-1, was reviewe It iden-tified no significant finding No items of nonco ,pliance or deviations were identifie .

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l Exit Interview The IE inspector met with licensee representatives (denoted in para-graph 1) and Mr. R. G. Taylor (llRC Resident Inspector) at the con-clusion of the inspection on November 3,1978. The IE inspector summarized the purpose, scope and findings of the inspection.

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