NUREG–1953, Confirmatory Thermal-Hydraulic Analysis, etc.:

Federal Register: November 10, 2010 (Volume 75, Number 217)

Notices

Page 69140-69141

From the Federal Register Online via GPO Access [wais.access.gpo.gov]

DOCID:fr10no10-110

NUCLEAR REGULATORY COMMISSION

NRC-2010-0344

NUREG-1953, Confirmatory Thermal-Hydraulic Analysis To Support

Specific Success Criteria in the Standardized Plant Analysis Risk

Models--Surry and Peach Bottom; Draft Report for Comment

AGENCY: Nuclear Regulatory Commission.

ACTION: Notice of availability and request for comments.

SUMMARY: The Nuclear Regulatory Commission has issued for public comment a document entitled: NUREG-1953, ``Confirmatory Thermal-

Hydraulic Analysis to Support Specific Success Criteria in the

Standardized Plant Analysis Risk Models--Surry and Peach Bottom, Draft

Report for Comment.''

DATES: Please submit comments by December 15, 2010. Comments received after this date will be considered if it is practical to do so, but the

NRC staff is able to ensure consideration only for comments received on or before this date.

ADDRESSES: You may submit comments by any one of the following methods.

Please include Docket ID NRC-2010-0344 in the subject line of your comments. Comments submitted in writing or in electronic form will be posted on the NRC Web site and on the Federal rulemaking Web site

Regulations.gov. Because your comments will not be edited to remove any identifying or contact information, the NRC cautions you against including any information in your submission that you do not want to be publicly disclosed.

The NRC requests that any party soliciting or aggregating comments received from other persons for submission to the NRC inform those persons that the NRC will not edit their comments to remove any identifying or contact information, and therefore, they should not include any information in their comments that they do not want publicly disclosed.

Federal Rulemaking Web site: Go to http://www.regulations.gov and search for documents filed under Docket ID NRC-2010-0344. Address questions about NRC dockets to Carol Gallagher 301-492-3668; e-mail

Carol.Gallagher@nrc.gov.

Mail comments to: Cindy Bladey, Chief, Rules Announcements and

Directives Branch (RADB), Division of Administrative Services, Office of Administration, Mail Stop: TWB-05-B01M, U.S. Nuclear Regulatory

Commission, Washington, DC 20555-0001, or by fax to RADB at 301-492- 3446.

You can access publicly available documents related to this notice using the following methods:

NRC's Public Document Room (PDR): The public may examine and have copied, for a fee, publicly available documents at the NRC's PDR,

Public File Area O1 F21, One White Flint North, 11555 Rockville Pike,

Rockville, Maryland.

NRC's Agencywide Documents Access and Management System (ADAMS):

Publicly available documents created or received at the NRC are available electronically at the NRC's Electronic Reading Room at http:/

/www.nrc.gov/reading-rm/adams.html. From this page, the public can gain entry into ADAMS, which provides text and image files of NRC's public documents. If you do not have access to ADAMS or if there are problems in accessing the documents located in ADAMS, contact the NRC's PDR reference staff at 1-800-397-4209, 301-415-4737, or by e-mail to pdr.resource@nrc.gov. NUREG-1953 is available electronically under

ADAMS Accession Number ML102940233.

Federal Rulemaking Web site: Public comments and supporting materials related to this notice can be found at http:// www.regulations.gov by searching on Docket ID: NRC-2010-0344.

FOR FURTHER INFORMATION CONTACT: Donald Helton, Division of Risk

Analysis, Office of Nuclear Regulatory Research, U.S. Nuclear

Regulatory

Page 69141

Commission, Washington, DC 20555-0001. Telephone: 301-251-7594, e-mail:

Donald.Helton@nrc.gov.

SUPPLEMENTARY INFORMATION: NUREG-1953, ``Confirmatory Thermal-Hydraulic

Analysis to Support Specific Success Criteria in the Standardized Plant

Analysis Risk Models--Surry and Peach Bottom, Draft Report for

Comment,'' investigates specific thermal-hydraulic aspects of the Surry and Peach Bottom Standardized Plant Analysis Risk models, with the goal of further strengthening the technical basis for decisionmaking that relies on the SPAR models. This analysis employs the MELCOR computer code to analyze a number of scenarios with different assumptions.

Dated at Rockville, Maryland, October 27, 2010.

For the Nuclear Regulatory Commission.

Kevin A. Coyne,

Chief, Probabilistic Risk Assessment Branch, Division of Risk Analysis,

Office of Nuclear Regulatory Research.

FR Doc. 2010-28401 Filed 11-9-10; 8:45 am

BILLING CODE 7590-01-P