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Home NRC Library Document Collections Events, Reports Associated with Part 21 Reports 1997

Part 21 Report - 1997-770

 
 


LICENSEE: DUBOSE NATIONAL ENERGY SERVICES INC

SITE: DUBOSE NATIONAL ENERGY SERVICE        EN NUMBER:33088

DOCKET:                                  EVENT DATE: 10-15-97

RX TYPE:                                 EVENT TIME: 00:00

VENDORS:                                NOTIFY DATE: 10-15-97

EMERGENCY CLASS: N/A  REGION: 2 STATE: NC      TIME: 15:06

OPS OFFICER: CHAUNCEY GOULD           

10 CFR SECTION: CCCC  21.21               UNSPECIFIED PARAGRAPH



DUBOSE NATIONAL ENERGY SERVICES INC SUBMITTED A POTENTIAL PART 21

REPORT.                                                          

                                                                 

THE "DEFECT" IN QUESTION IS SOME 3/4" SCHEDULE 40 PIPING WHICH   

MAY HAVE WALL THICKNESS AS LOW AS .087" WHEN THE MINIMUM ALLOWED 

BY SA 312 SPECIFICATIONS IS .099".  THIS PIPING WAS SHIPPED TO   

CAROLINA POWER & LIGHT AND VIRGINIA POWER AND THE NORTH ANNA SITE

DISCOVERED THIS CONDITION.  THEY HAVE RETURNED A SAMPLE OF       

MATERIAL TO THE PRODUCER, SANDVIK STEEL, FOR EVALUATION.  BOTH   

SHIPMENTS OF PIPING TO THE TWO CUSTOMERS HAD THE SAME HEAT       

#46989.  THE CUSTOMERS HAVE BEEN NOTIFIED.

Page Last Reviewed/Updated Wednesday, March 24, 2021