ML17284A829
| ML17284A829 | |
| Person / Time | |
|---|---|
| Site: | Columbia  |
| Issue date: | 07/26/1999 |
| From: | Jack Cushing NRC (Affiliation Not Assigned) |
| To: | Parrish J WASHINGTON PUBLIC POWER SUPPLY SYSTEM |
| References | |
| TAC-MA5212, NUDOCS 9907300123 | |
| Download: ML17284A829 (5) | |
Text
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Duly 26, 1999 Mr. J. V. Parrish Chief Executive Officer Washington Public Power Supply System P.O. Box 968 (Mail Drop 1023)
Richland, WA 99352-0968
SUBJECT:
SUPPLEMENTAL REQUEST FOR ADDITIONALINFORMATION(RAI) FOR THE WASHINGTON PUBLIC POWER SUPPLY SYSTEM NUCLEAR PROJECT NO. 2, (TAC NO. MA5212)
Dear Mr. Parrish:
The NRC staff has reviewed your response dated June 21, 1999, to our RAI regarding the minimum critical power ratio amendment application. As a result of the review, the staff has determined that additional information is needed to complete the review. The information needed is detailed in the enclosure.
The enclosed request was discussed with Mr. Arbuckle of your staff on July 19, 1999. A mutually agreeable target date of August 4, 1999, was established for responding to the RAI.
Ifcircumstances result in the need to revise the target date, please call me at your earliest opportunity at (301) 415-1424.
Sincerely, ORIG.
SIGNED BY Jack Gushing, Project Manager, Section 2 Project Directorate IV & Decommissioning Division of Licensing Project Management Office of Nuclear Reactor Regulation Docket No. 50-397
Enclosure:
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UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 2055&4001 duly 26, 1999
= Mr. J. V. Parrish Chief Executive Officer Washington Public Power Supply System P.O. Box 968 (Mail Drop 1023)
Richland, WA 99352-0968
SUBJECT:
SUPPLEMENTAL REQUEST FOR ADDITIONALINFORMATION(RAI) FOR THE WASHINGTON PUBLIC POWER SUPPLY SYSTEM NUCLEAR PROJECT NO. 2, (TAC NO. MA5212)
Dear Mr. Parrish:
The NRC staff has reviewed your response dated June 21, 1999, to our RAI regarding the minimum critical power ratio amendment application. As a result of the review, the staff has determined that additional information is needed to complete the review. The information needed is detailed in the enclosure.
The enclosed request was discussed with Mr. Arbuckle of your staff on July 19, 1999. A mutually agreeable target date of August 4, 1999, was established for responding to the RAI.
Ifcircumstances result in the need to revise the target date, please call me at your earliest opportunity at (301) 415-1424.
Sincerely, Jack Gushing, Project Manager, Section 2 Project Directorate IV 8 Decommissioning Division of Licensing Project Management Office of Nuclear Reactor Regulation Docket No. 50-397
Enclosure:
Supplemental Request for Additional Information ccw/encl: See next page
Nuclear Project No. 2 cc w/encl:
Mr. Greg O. Smith (Mail Drop 927M)
Vice President, Generation Washington Public Power Supply System P. O. Box 968 Richland, Washington 99352-0968 Mr. Albert E. Mouncer (Mail Drop 1396)
Chief Counsel Washington Public Power Supply System P.O. Box 968 Richland, Washington 99352-0968 Ms. Deborah J. Ross, Chairman Energy Facility Site Evaluation Council P. O. Box 43172 Olympia, Washington 98504-3172 Mr. D. W. Coleman (Mail Drop PE20)
Regulatory Affairs Manager Washington Public Power Supply System P.O. Box 968 Richland, Washington 99352-0968 Mr. Paul Inserra (Mail Drop PE20)
Manager, Licensing Washington Public Power Supply System P.O. Box 968 Richland, Washington 99352 Regional Administrator, Region IV U.S. Nuclear Regulatory Commission Harris Tower & Pavilion 611 Ryan Plaza Drive, Suite 400 Arlington, Texas 76011-8064 Chairman Benton County Board of Commissioners P.O. Box 69 Prosser, Washington 99350-0190 Senior Resident Inspector U.S. Nuclear Regulatory Commission P.O. Box 69 Richland, Washington 99352-0968 Mr. Rodney L. Webring (Mail Drop PE08)
Vice President, Operations Support/PIO Washington Public Power Supply System P. O. Box 968 Richland, Washington 99352 Perry D. Robinson, Esq.
Winston 8 Strawn 1400 L Street, N.W.
Washington, DC 20005-3502 Mr. Bob Nichols Executive Policy Division Office of the Governor P.O. Box 43113 Olympia, Washington 98504-3113
SUPPLEMENTAL RE UEST FOR ADDITIONALINFORMATION WASHINGTON PUBLIC POWER SUPPLY SYSTEM NUCLEAR PROJECT NO. 2 WNP-2 DOCKET NO. 50-397 In regard to your June 21,1999, response to question 4, please describe any difference between the treatment of channel bow in the Siemans'LMCPR methodology and channel bow treatment in the calculation of ABB SVEA-96 fuel critical power ratio (CPR) in the core monitoring system.
Provide any data available to substantiate that the assumption of a mean bow of 0.4 mm in the monitored CPR is still valid for Cycle 15 analysis.
ENCLOSURE