IR 05000445/1978019
| 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: |
| 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:
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A. B. Rosenberg, Reactor Inspectcr, Engineering Date Support Section Other Accompanying Personnel:
A. B. Beach, Reactor Inspector, Engineering Support Section (Inspector in treining)
Reviewed:
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// /9 /7T f:t ) R. G. Taylor, Resident Inspector, Projects Date Section Approved:
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m 61 W. A. Crossman, Chief, Projects Section Date
// ? 7f R. E. Hall, Chief, Engineering Support Section Date /
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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 inspector.
Results:
No items of noncompliance were identified in the four areas inspected.
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DETAILS 1.
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
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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
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employees during the course of the inspection.
- denotes those present at the exit interview.
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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 matter.
3.
Site Tour The IE inspector toured the various areas of the site to observe construction activities in progress and to inspect housekeeping.
No items of noncompliance or deviations were identified.
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4.
Containment Exterior Wall - Unit 1 a.
Observation of Werk The IE inspector observed activities relating to concrete placement 101-5805-030 for the containment exterior wall.
Specific areas observed included concrete placement tech-niques, concrete production tests, batch plant activities, aggregate storage and test laboratory activities.
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-9.
No items of noncompliance or deviations were identified, b.
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-9.
No items'of noncompliance or deviations were identified.
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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 traveler.
It was also observed that installed and partially installed penetrations were protected from construction debris and deleterious atrospheres.
No items of noncompliance or deviations were identified.
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HVAC Fabrication and Installation a.
Observation of Work The HVAC fabrication and installation are subcontracted to Bahnson Service Company. The IE inspector toured the on-site i
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. 2.
Installation activities were also observed by the IE inspector.
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 793.
Welding was being performed in accordance with BSC-20, Rev. 3.
Activities observed were found to be in
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accordance with Gibbs & Hill Specification 2323-MS-85.
No items of noncompliance or deviations were identified.
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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 reviewed.
The records reviewed did
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not reveal any discrepancies with Gibbs & Hill Specification 2323-MS-85.
Brown & Root audit of Bahnson, B-037-1, was reviewed.
It iden-tified no significant findings.
No items of nonco,pliance or deviations were identified.
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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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