ML20206N749

Forwards Safety Evaluation Accepting Response to GL 95-07, Pressure Locking & Thermal Binding of Safety-Related Power-Operated Gate Valves

ML20206N749
Person / Time
Site:	Duane Arnold
Issue date:	05/13/1999
From:	Mozafari B NRC (Affiliation Not Assigned)
To:	Protsch E IES UTILITIES INC., (FORMERLY IOWA ELECTRIC LIGHT
Shared Package
ML20206N753	List: ML20206N749 ML20206N755
References
GL-95-07, GL-95-7, TAC-M93460, NUDOCS 9905180054
Download: ML20206N749 (4)

Text

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May 13,.1999 '

Mr. Eliot Protsch President IES Utilities Inc.

200 First Street, SE P.O. Box 351 Cedar Rapids, IA 52406-0351 l

SUBJECT:

SAFETY EVALUATION FOR RESPONSE TO GENERIC LETTER 95-07,

" PRESSURE LOCKING AND THERMAL BINDING OF SAFETY-RELATED POWER-OPERATED GATE VALVES," DUANE ARNOLD ENERGY CENTER (TAC NO. M93460)

Dear Mr. Protsch:

On August 17,1995, the U.S. Nuclear Regulatory Commission (NRC) issued Generic Letter

-(GL) 95-07, " Pressure Locking and Thermal Binding of Safety-Related Power-Operated Gate Valves," to request that licensees take actions to ensure those safety-related power-operated  ;

I

' gate valves that are susceptible to pressure locking or thermal binding are capable of performing their safety functions, in a letter of February 13,1996, IES Utilities submitted its 180-day response to GL 95-07 for )

Duane Arnold Energy Center. The NRC staff reviewed the licensee's submittal and requested

. additional information in a letter dated May 31,1996. In a letter of July 3,1996, the licensee provided the additional information. In a letter dated November 20,1G98, the licensee supplemented its 180-day response. The NRC staff requested additional information in a letter dated April 1,1999, and the licensee provided the additional information in a letter dated April 28,1999.

The NRC staff has reviewed the licensee's submittals and finds that the licensee has adequately addressed the actions requested in GL 95-07, as discussed in the enclosed safety evaluation.

This completes our efforts on TAC No. M93460, if you have any questions regarding this issue, j please contact me at 301-415-2020. f I

\

Sincerely, en ry Originalsigned by:

'gg hh,mr , bT I Brenda L. Mozafari, Project Manager, Section 1 l Project Directorate Ill .

Division of Licensing Project Management f[

Docket No. 50-331

Office of Nuclear Reactor Regulation hIO/ l D_istribution:  !

Enclosure:

As stated Docket File PUBLIC PD3-1 r/f i RCN (SE only) ACRS OGC cc:' See next page DTerao' STingen GGrant, Rlli DOCUMENT NAME: G:kPD3-3\DUANEARN\GL9507CL.wpd OFFICE PM:LPD3. a A1.A:LPD3 E (A)SC:LPD3 8 NAME BMozafariW EBarnhillOW GDick DATE 5 /l$/99 5 //v/99 i ' 5/ G /99 -

OFFICIAL RECORD COPY s 99051900549905b' PDR ADOCK 05000331 P PDR p r

Mr. Eliot Protsch

% President k- lES Utilities Inc.

200 First Street, SE P.O. Box 351 Cedar Rapids, IA 52406-0351

SUBJECT:

. SAFETY EVALUATION FOR RESPONSE TO GENERIC LETTER 95-07,

" PRESSURE LOCKING AND THERMAL BINDING OF SAFETY-RELATED POWER-OPERATED GATE VALVES," DUANE ARNOLD ENERGY CENTER (TAC NO. M93460)

Dear Mr. Protsch:

On August 17,1995, the U.S. Nuclear Regulatory Commission (NRC) issued Generic Letter (GL) 95-07," Pressure Locking and Thermal Binding of Safety-Related Power-Operated Gate Valves," to request that licensees take actions to ensure those safety-related power-operated gate valves that are susceptible to pressure locking or thermal binding are capable of performing _

their safety functions.

In a letter of February 13,1996, lES Utilities submitted its 180-dey response to GL 95-07 for Duane Amold Energy Center. The NRC staff reviewed the licensee's submittal and requested additional information in a letter dated May 31,1996. In a letter of July 3,1996, the licensee provided the additional information in a Scope,Also Encl|letter dated November 20,1998]], the licensee  ;

supplemented its 180-day response. The NRC staff requested additional information in a letter dated April 1,1999, and the licensee provided the additional information in a letter dated

~ April 28,1999.

1

- The NRC staff has reviewed the licensee's submittals and finds that the licensee has adequately I addressed the actions requested in GL 95-07, as discussed in the enclosed safety evaluation. l This completes our efforts on TAC No. M93460. If you have any questions regarding this issue, please contact ma at 301-415-2020.

Sincerely, Originalsigned by:

Brenda L. Mozafari, Project Managsr, Section 1 Project Directorate lli Division of Licensing Project Management Office of Nuclear Reactor Regulation Docket No. 50 331 Distnbution:

Enclosure:

As stated Docket File PUBLIC PD3-1 r/f RCN (SE only) ACRS OGC cc: See next page DTerso STingen GGrant, Rlll DOCUMENT NAME: G:\PD3-3\DUANEARN\GL9507CL.wpd OFFICE PM:LPD3 no alA:LPD3 6 (A)SC:LPD3 G, NAME BMozafariW EBamhillOM '

GDick DATE 5 /l$/99 5 //v/99 5//3 /99 OFFICIAL RECORD COPY

, o%g g 1 UNITED STATES  !

g g NUCLEAR HGGULATORY COMMISSION I WASHINGTON, D.C. == aaai

(

e. ,+ May 13, 1999 Mr. Eliot Protsch President IES Utilities Inc.

l 200 First Street, SE i P.O. Box 351 l Cedar Rapids, IA 52406-0351 l

SUBJECT:

SAFET( EVALUATION FOR RESPONSE TO GENERIC LETTER 95-07,

" PRESSURE LOCKING AND THERMAL BINDING OF SAFETY-RELATED POWER-OPERATED GATE VALVES," DUANE ARNOLD ENERGY CENTER (TAC NO. M93460)

Dear Mr. Protsch:

On August 17,1995, the U.S. Nuclear Regulatory Commission (NRC) issued Generic Letter (GL) 95-07," Pressure Locking and Thermal Binding of Safety-Related Power-Operated Gate Valves," to request that licensees take actions to ensure those safety-related power-operated gate valves that are susceptible to pressure locking or thermal binding are capable of performing their safety functions.

In a letter of February 13,1996, IES Utilities submitted its 180-day respcnse to GL 95-07 for Duane Arnold Energy Center. The NRC staff reviewed the licensee's submittal and requested additional information in a letter dated May 31,1996. In a letter of July 3,1996, the licensee provided the additional information. In a Scope,Also Encl|letter dated November 20,1998]], the licensee supplemented its 180-day response. The NRC staff requested additionalinformation in a letter dated April 1,1999, and the licensea provided the additional information in a letter dated April 28,1999.

The NRC staff has reviewed the licensee's submittals and finds that the licensee has adequately j addressed the actions requested in GL 95-07, as discussed in the enclosed safety evaluation.

This completes our efforts on TAC No. M93460. If you have any questions regarding this issue, please contact me at 301-41o-2020.

Sincerely, ,

~

/

Brenda L. Mozafari, Project M na er, Section 1 Project D'eectorate !Il j Division of Licensing Project Management Office of Nuclear Reactor Regulation Docket No. 50-331

Enclosure:

As stated cc: See next page

( Mr. Eliot Protsch Duane Arnold Energy Center

)

IES Utilities Inc.

cc:

Jack Newman, Esquire Al Gutterman, Esquire

' Mor0an, Lewis, & Bockius .

1800 M Street, NW.  !

Washington, DC . 20036-5869 I

Chainnan, Linn County l Board of Supervisors  !

Cedar Rapids, IA 52406 i lES Utilities Inc. j ATTN: Gary Van Middlesworth l Plant Superintendent, Nuclear l 3277 DAEC Road Palo,lA 52324 John F. Franz, Jr. l Vice President, b'.-%ar .

J Duane Arnold E. r*gy Center 3277 DAEC Road Palo,IA 52324 i

Ken Peveler Manager of Regulatory Performance Duane Arnold Energy Center 3277 DAEC Road Palo, IA 52324 -

U.S. Nuclear Regulatory Commission Resid6nt inspector's Office .

Rural Route #1 Palo,IA 52324 i

Regional Administrator, Rill U.S. Nuclear Regulatory Commission 801 Warrenville Road Lisle, IL 60532-4531 Parween Baig-Utilities Division Iowa Department of Commerce Lucas Office Building,5th floor Des Moines,IA 5031g j