ML20080L741
| ML20080L741 | |
| Person / Time | |
|---|---|
| Site: | Washington Public Power Supply System |
| Issue date: | 09/23/1983 |
| From: | Sorensen G WASHINGTON PUBLIC POWER SUPPLY SYSTEM |
| To: | Adensam E Office of Nuclear Reactor Regulation |
| Shared Package | |
| ML20080L742 | List: |
| References | |
| RTR-NUREG-0737, RTR-NUREG-737, TASK-2.E.1.1, TASK-TM GL-82-14, GO1-83-0455, GO1-83-455, NUDOCS 8310030303 | |
| Download: ML20080L741 (1) | |
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Washington Public Power Supply System P.O. Box 968 3000 GeorgeWashingtonWay Richland, Washington 99352 (509)372-5000 Docket No. 50-460 September 23, 1983 G01-83-0455 Director of Nuclear Reactor Regulation Attention:
Elinor G. Adensam, Chief Licensing Branch No. 4 Division of Licensing U.S. Nuclear Regulatory Commission Washington, D. C.
20555
Subject:
NUCLEAR PROJECT NO. 1 RESPONSE TO NUREG-0737, ITEM II.E.1.1 AND STANDARD REVIEW PLAN 10.4.9 In response to the subject documents, the Supply System transmits herewith the report titled, " Auxiliary Feedwater System Reliability Study for the Washington Public Power Supply System's Unit WNP-1",
BAW-1762, Rev. 1, June 1983.
While the report is noted as revision 1, an earlier version of the report has not been submitted to the NRC.
The report summarizes the failure modes and effects analysis and fault tree analysis -used to determine the effects of single component failures on Auxiliary Feedwater System (AFWS) operation and system failure probability.
The report concludes that the WNP-1 AFWS and associated controls are reliably designed and that the reliability goal set forth in SRP 10.4.9 is sas i fi 1 This report is intended to be a partial response to the subject documents. FSAR Subsection 1.10.1 contains the remaining information.
In accordance with NRC Generic Letter 82-14, 40 copies of the report are enclosed.
'Y
%u G. C. Sorensen, Acting Manager Nuclear Safety & Regulatory Programs (340)
GCS:AGH:pp Enclosures cc: HW Kwan, UE&C, PA (8U6) w/o NS Reynolds, D&L w/o l
f MC Thadani, NRC MD 116 w/a ORM (847) w/a i
i Ig FDCC (899) w/a 8310030303 030923 PDR ADOCK 05000460 A
BAW-1762, Rev. 1 June 1983 AUXILIARY FEEDWATER SYSTEM RELIABILITY STUDY FOR THE WASHINGTON PUBLIC POWER SUPPLY SYSTEM'S UNIT WNP-1 I
Babcock &Wilcox
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