ML19257D132
| ML19257D132 | |
| Person / Time | |
|---|---|
| Site: | San Onofre  |
| Issue date: | 11/29/1979 |
| From: | NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION V) |
| To: | |
| Shared Package | |
| ML19257D120 | List: |
| References | |
| 50-361-79-26-01, 50-361-79-26-1, NUDOCS 8002010357 | |
| Download: ML19257D132 (1) | |
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APPEf! DIX A Southern California Edison Comoany P. O. Box 800 Rosemead, California 91770 Docket flo. 50-361 Construction Permit No. CPPR-97 f!0TICE OF VIOLATION Based upon the results of an flRC inspection conducted on flovember 5-9, 1979, it appears that one of your activities was not conducted in full compliance with conditions of your f1RC Construction Permit flo. CPPR-97 as indicated below:
Appendix B of ICCFR 50, criterion XII states, in part, that " Measures shall be established to assure that tools...and other measuring and testing devices...are properly controlled, calibrated...at specified periods to maintain accuracy within necessary limits." Chapter 12 of the SCE Quality Assurance Progran also requires the establishment of a system of periodic calibration to assure the accuracy of measuring and test equipment, Contrary to the above, on flovember 8,1979, ultrasonic examinations were conducted on both Unit flo. 2 reactor vessel hot leg nozzles with ultra-sonic search units that had not been position calibrated. A system of periodic position calibration to ensure search unit position accuracy was found to be nonexistent for the following automated examination devices:
(1) flozzle bore exanination rotator (2) flozzle bore examination boom extension (3) Vessel to nozzle examination traversing arm (4) Vessel bottom head examination pivot boom 1855 202 8 0 o2 010 S f 7