ML19320B149
| ML19320B149 | |
| Person / Time | |
|---|---|
| Site: | South Texas  |
| Issue date: | 07/03/1980 |
| From: | Oprea G HOUSTON LIGHTING & POWER CO. |
| To: | |
| References | |
| ST-HL-AE-492, NUDOCS 8007090365 | |
| Download: ML19320B149 (2) | |
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The Light COInpanTf Houston Lighting & Power P.o. 80x 1700 Houston. Texas 77ooi (7i3> 22s.92ii July 3, 1980 ST-HL-AE-492 SFN: V-0530 Mr. Karl Seyfrit Director, Region IV Nuclear Regulatory Comission 611 Ryan Plaza Drive Suite 1000 Arlington, Texas 76102
Dear Mr. Seyfrit:
South Texas Project Interim Report Concerning the Quality Program for Concrete Placement CIl-W90 On June 4,1980, Houston Lighting & Power Company notified your office of a potentially reportable deficiency concerning a breakdown in the quality program for concrete placement CIl-W90 (Steam Generator Secondary Shield Wall in the Unit 1 Reactor Containment Building). During a Brown & Root internal audit conducted from April 7-10, 1980 on concrete placement activi-ties, an indepth review was perfomed on all activities and documentation relating to concrete placement CIl-W90 (placement made 10/29/79). This placement was randomly selected by the auditors as representative of safety-related concrete activities during late 1979. The findings of this audit, as documented in Brown & Root Audit Deficiency Report (ADR) ST-36.7, raised numerous questions concerning Brown & Root meeting their specification and procedural requirements for pre-placement, placement and post-placement activities.
The auditors felt that the failure to meet the specification and pro-cedural requirements indicated a breakdown in the quality program which caused the physical quality of concrete placement CII-W90 to be indeter-l minate until proven otherwise. Brown & Root is continuing to investigate the conditions documented in ADR ST-36.7 and examining the documentation j-and physical quality of this placement. These investigations are beint I
%D 80070go 3 G y
i Houston Lighting & Power Company ST-HL-AE-492 SFN: V-0530 July 3,1980 page 2 performed in conjunction with our response to the NRC Order to Show Cause, Item 3(b). A second interim report regarding this specific reportable deficiency will be submitted to the NRC on August 4,1980.
Very truly yours, ea, Execu ive V President SSR/pjb
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