ML20215N577

Responds to 860912 Proposed FSAR Update Re Revised Design Criteria for Piping & Pipe Supports Currently Being Used in Comprehensive Requalification Program.Update Acceptable for Inclusion in FSAR

ML20215N577
Person / Time
Site:	Comanche Peak
Issue date:	11/04/1986
From:	Noonan V Office of Nuclear Reactor Regulation
To:	Counsil W TEXAS UTILITIES ELECTRIC CO. (TU ELECTRIC)
References
NUDOCS 8611070013
Download: ML20215N577 (5)

Text

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0 4 NOV Hg Docket Nos.: 50-445 and 50-446 Mr. William G. Counsil Executive Vice President Texas Utilities Generating Company Skyway Tower, l.B. 81 400' North Olive Street Dallas, Texas 75201

SUBJECT:

PROPOSED FSAR'CPANGE - PIPING / PIPE SUPPORTS This refers to your letter of September 12, 1986, and a supplemental lett'er dated October 7, 1986, in which you provided the staff with a proposed FSAR update related to revised design criteria' for piping and pi se supports currently being used in a comprehensive requalification. program. These changes were also presented _to the staff in a meeting held on Bethesda on August 28,-1986.

Based on our review we find the changes acceptable for inclusion in the FSAR as a regular FSAR amendment. Any needed revisions to our safety evaluation report will follow.

Sincerely, Vincent S. Noonan, Director PWR Project Directorate No. 5 Division of PWR l.icensing-A cc: See next page Distribution-c6 E. Jordan ACRS (10)

NRC PDR B, Grimes A. Vietti-Cook p I.ocal PDR J. Partlow l. Shao PD#5 R/F N. Thompson D. Terao V. Noonan C. Trammell G. Bagchi OGC-Bethesda M. Rushbrook A5 PA DIR:PD#5 ell:ss AV i-Cook RBa d VNoopan

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NUCLEAR REGULATORY COMMISSION WASHINGTON, D C. 20555 '

..... 0 4 NOV 1M6 Docket Nos.: 50-445 and 50-446 Mr. William G. Counsil Executive Vice President Texas Utilities Generating Company Skyway Tower,l..R. 81 400 North Olive Street Dallas, Texas 75201

Dear Mr. Counsil:

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SUBJECT:

PROPOSED FSAR CPANGE - PIPING / PIPE SUPPORTS This refers to your letter of September 12, 1986, and a supplemental letter dated October 7, 1986, in which you provided the staff with a proposed FSAR update related to revised design criteria for piping and pipe supports currently being used in a comprehensive requalification program. These changes were also presented to the staff in a meeting held on Bethesda on August 28, 1986.

Based on our review we find the changes acceptable for inclusion in the FSAR as a regular FSAR amendment. Any needed revisions to our safety evaluation report will follow.

Sincerely,

., / ./W on n, Director PWR Projec Directorate No. 5 Division of PWR I.icensing-A i

! cc: See next page l

?

rL i TRAINING ANNOUNCEMENT U.S. NUCLEAR REGULATORY COMMISSION FRA FUNDAMENTALS December 2-5, 1986 Purname .

This introductory course to the PRA Technology Transfer Program is designed to provide a broad understanding of probabilistic risk analysis and to prepare the participants for more detailed study of the major facets of PRA review and evaluation.

. Descrintion The topics in the course cover the full range of PRA subject matter, with emphasis placed on systems analysis and PRA applications.

• Risk Assessment Concepts

• Common Cause Failures

• Elements of Nuclear Power

• External Events Plant Risk Analysis

• Accident Process Analysis

• Applications of PRA

• Fission Product Transport

• Reliability and Risk Analysis and Release

• Fault Tree Analysis

• Consequence Analysis

• Accident Initiators

• PRA Integration

• Event Tree Analysis

• Strengths and Limitations

• Fault Tree / Event Tree

• Nature of PRA Results Quantification

• LWR PRA Applications Prernoulaiten PWR and BWR Systems Fundamentals courses are suggested but not required.-

Instructora Roger J. Breeding, Timothy J. Leahy, and David Moore, Energy Incorporated.

Idsho Falls and Seattle.

Location 5650 Nicholson Lane, Room 019, Rockville, Maryland.

Ehn ihnuld Attend All NRC Personnel with a general interest in PRA should attend this course.

Those who review and evaluate PRAs should participate in the entire program.

This course is a recocmended prerequisite for most other courses in the series.

Egg g Enroll Complete the attached Request for In-House PRA Courses, obtain your supervisor's approval, and send it to your Training Coordinator.

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b t W. G. Counsil Comanche Peak Steam Electric Station Texas Utilities Generating Company Units 1 and 2 cc:

Nicholas S. Reynolds, Esq. Resident Inspector / Comanche Peak Bishop,l.iberman, Cook, Steam Electric Station Purcell & Reynolds c/o l'.S. Nuclear Regulatory Commission 1200 Seventeenth Street, NW P. O. Box 38 Washington, D.C. 20036 Glen Rose, Texas 76043 Robert A. Wooldridge, Esq. Regional Administrator, Region IV Worsham, Forsythe, Sampels & U.S. Nuclear Regulatory Commission Wooldridge 611 Ryan Plaza Drive, Suite 1000 2001 Bryan Tower, Suite 2500 .

Arlington, Texas 76011 Dallas, Texas 75201 1.anny A. Sinkin Mr. Homer C. Schmidt Christic Institute Manager - Nuclear Services' 1324 North Capitol Street Texas Utilities Generating Company Washington, D.C. 20002 Skyway Tower 400 North Olive Street,t..B. 81 Ms. Billie Pirner Garde Dallas, Texas 75201 Citizens Clinic Director Government Accountability Project Mr. Robert E. Ballard, Jr. 1555 Connecticut Avende, N.W.

Director of Pro.iects Suite 202 Gibbs and Hill, Inc. Washington, D.C. 20009 11 Pen Plaza New York, New York 10001 David R. Pigott, Esq.

Orrick, Ferrington & Sutcliffe 600 Montgomery Street Mr. R. S. Poward San Francisco, California 94111 Westinghouse Electric Corporation P. O. Box 355 Anthony Z. Roisman, Esq.

Pittsburgh, Pennsylvania 15230 Trial I.awyers for Public Justice 2000 P. Street, NW

.- Penea Hicks, Esq. Suite 611 Assistant Attorney General Washington, D.C. 20036 Environmental Protection Division P. O. Box 12548, Capitol Station Nancy E. Wiegers Austin, Texas 78711 Spiegel & McDiarmed 1350 New York Avenue, NW Mrs. Juanita Ellis, President Washington, D.C. 20005-4798 Citizens Association for Sound Energy 1476 South Polk Roy P. I.essy, Jr.

Dallas, Texas 75224 Wright & Talisman, P. C.

1050 Seventeenth Street, NW

' Ms. Nancy P. Williams Suite 600 CYGNA Washington, D.C. 20036-5566 101 California Street San Francisco, California 94111

q-. .

I Texas Utilities Electric Company Comanche Peak Electric Station Units 1 and 2 cc:

Resident Inspector - Comanche Peak c/o U.S. Nuclear Regulatory Commission P. O. Box 1029 ~

Granbury, Texas 76048 Mr. John W. Beck Vice President Texas Utilities Generating Company Skyway Tower 400 N. Olive Street,l.B#81 .

Dallas, Texas 75?01 Mr. Jack Reddina C/0 Oatel Service Corp..

Texas Utilities Generating Company 7910 Woodmont Avenue, Ste. 208 Bethesda, Maryland 20814 William A. Burchette, Esc.

Counsel for Tex l.a Electric Cooperative of Texas Feron, Burchette, Ruckert & Rothwell Suite 700 1025 Thomas Jefferson Street, NW Washington, D.C. 20007 GDS Associates. Inc.

2525 Cumberland Parkway Suite 450 Atlanta, Georgia 30339 Administrative Judoe Peter Bloch U.S. Nuclear Regulatory Commission Washington, D.C. 20555 Elizabeth B. Johnson Administrative Judge Oak Ridge Nationel I.aboratory P. O. Box X, Building 3500 Oak Ridae, Tennessee 37830 Dr. Kenneth A. McCollom 1107 West Knapp Stillwater, Oklahoma 74075 Dr. Walter P. Jordan 881 Outer Drive Oak Ridge, Tennessee 37830

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