ML20206E024

Informs That Util Response to Generic Ltr 88-03, Steam Binding of Auxiliary Feedwater Pumps, Satisfactory

ML20206E024
Person / Time
Site:	Fort Saint Vrain
Issue date:	11/08/1988
From:	Heitner K Office of Nuclear Reactor Regulation
To:	Robert Williams PUBLIC SERVICE CO. OF COLORADO
References
GL-88-03, GL-88-3, TAC-68471, NUDOCS 8811170365
Download: ML20206E024 (4)

Text

_-._- ____ _ _ _ _ _ - - -

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. . November 8,1988 i -

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Docket tio. 50-267 Mr. R. O. Williams, Jr. -

Senior Vice President, fluclear Operations Public Service Cortpany of Colorado Post Office Box 840 Denver, Colorado: 80201-0840

SUBJECT:

GENERIC LETTER 88-03, "STEAM 0.NDING 0F AUXILIARY FEEDWATER PUMPS (TAC NO. 68471)

On February 17, 1988, G'opric Letter 88-03 was issued and requested all licensees of operating PWRs anc ' .Je t of construction permits for PWRs to confirm that appropriate procedures are 'n place, and will be inaintained, to minimize the occurrence of steam bindiro of the auxiliary feedwater pumps, j i

Your original response, dated May 27, 1988 and your response to our request for additional information, dated October 12, 1988, stated that steam binding ,

has been preclude 1 a'; Fort St. Vrain for the boiler feedwater pumps, condensate  ;

pumps, feedwater j umps, and wonency water booster purps. The responses ,

provided a detailed evaluation of the possibility of steam binding occurring in these pumps by examining the piping designs and valve configurations associated with the pumps. The responses also addressed the procedural requirements in place at Fort St. Vrain which verify valve configurations and identify actions to be taken to prevent steam binding of pumps. ,

f The staff hats reviewed the submittals and the piping and instrumentation ,

diagrams (P&lDe and conficus thet due to piping design, valve configuration i I

and procedural requirements, steam leakage into the boiler feedwater punps, condensate pumps, feedwater pumps, and emergency water booster pumps is not a l concern at Fort St. Vrain. Thus, your response to Generic Letter 88-03 is i satisfactory and no further action is necessary. t Sincarely, i I

/s/  !

i Kenneth L. Heitner, Project flanager  !

Project Directorate - IV l Division of Reactor Projects - III,  ;

Q IV, Y and Special Projects  :

g Office of fluclear Reactor Regulation  !

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oo L. Rubenstein J. Calvo P. floonan K. Heitner  !

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November 8, 1988

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Docket $1o.50-267 Hr. R. O. Williams, Jr.

Senior Vice President, Nuclear Operatiuns Public Service Company of Colorado Post Office Ecx 840 Denver, Colorado 80201-0840

SUBJECT:

GENERIC LETTER 88-03, "STEAM BINDING OF AUXILIARY FEEDWATER PUMPS (TAC NO. 68471)

On February 17, 1988, Generic Letter 88-03 was issued and requested ill licensees of operating PWRs and holders of construction permits for PWRs to confirm that appropriate orocedures are in place, and will be maintained, to minimize the occurrence of steam binding of the auxiliary feedwater pumps.

Your original response, dated May 27, 1988 and your response to our request for additional information, dated October 10, 1988, stated that steam binding has been precluded at Fort St. Vrain for the boiler feedwater pumps, condensate pumps, feedwater pumps, and emergency water booster pumps. The responses provided a detailed evaluation of the possibility of steam binding occurring in these pumps by examining the piping designs and valve configurations associated with the pumps. The responses also addressed the procedural requirements in place at Fort St. Vrain wnich verify valve configurations and identify actions to be taken to prevent steam binding of pumps.

The staff has reviewed the submittals and the piping and instrumentation diagrams (P& ids) and confirms that due to piping design, valve configuration and procedural requirements, steam leakage into the boiler feedwater pumps, condensate pumps, feedwater pumps, and emergency water booster pumps is not a concern at Fort St. Vrain. Thus, your response to Generic Letter 88-03 is satisfactory and no further at. tion is necessary.

Sincerely,

/s/

Kenneth L. Heitner, Project Manager Project Directorate - IV Division of Reactor Projects - !!!,

IV, Y and Special Projects Office of Nuclear Reactor Regulation cc: See next page DISTRIBUTION Docket F W NRC PDR Local PDR PD4 Reading L. Rubenstein J. Calvo P. Noonan K. Heitner C. Abbate L. 01shan V. Hodge OGC-Rockville E. Jordan B. Grimes ACRS(10) PD4 Plant File PD4/L PNoon n b PD4/PE(LM CAbbate:$r PD4/PH N KHeitner PD4/D JCalvo

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',, UNITED STATES

[ a NUCLEAR REGULATORY COMMISSION t

-l WASHING TON, D. C. 206H j# November 8,1988 Docket No. 50-267 Mr. R. O. Williams, Jr.

Senior Vice President, Nuclear Operations Public Service Company of Colorado Post Office Box 840 Denver, Colorado 80201-0840

SUBJECT:

GENERIC LETTER 88-03, "STEAM BINDING OF AUXILIAR.

FEEDWATER PUMPS (TAC NO. 68471)

On February 17, 1988, Gener1c Letter 88-03 was issued and requested all licensees of operating PWRs and holders of construction permits for PWRs to confirm that appropriate procedures are in place, and will be maintained, to minimize the occurrence of steam binding of the auxiliary feedwater pumps.

Your original response, dated May 27, 1988 and your response to our request for additional information, dated October 12, 1988, stated that steam binding has been precluded at Fort St. Vrain for the boiler feedwater pumps, condensate pumps, feedwater pumps, and emergency water booster pumps. The responses provided a detailed evaluation of the possibility of steam binding occurring in these pumps by examining the piping designs and valve configurations associated with the pumps. The responses also addressed the procedural requirements in place at Fort St. Vrain which verify valve configurations and identify actions to be taken to prevent steam binding of pumps.

The staff has reviewed the submittals and the piping and instrumentation diagrams (PalDs) and confirms that due to piping design valve configuration andproceduralrequirements,steamleakageintotheboilerfeedwaterpumps, condensate pumps, feedwater pumps, and er.ergency water booster pumps is not a concern at Fort St. Vrain. Thus, your response to Generic Letter 88-03 is satisfactory and no further action is necessary.

Sincerely, "

w, , uY~s Kenneth L. Heitner, Project Manager Project Directorate - IV Division of Reactor Projects - !!!,

IV, Y and Special Projects t Office of Nuclear Reactor Regulation cc: See next page

s .

Mr. R. O. Williams, Jr.

Public Service Company of Colorado Fort St. Vrain cc:

Mr. D. W. Warembourg, Manager Albert J. Hazle, Director r Nuclear Er.gineering Division Radiation Control Division Public Service Company Departraent of Health of Colorado 4210 East lith Avenue P. O. Box 840 Denver, Colorado 80220 Denver, Colorado 80201-0840 Mr. David Alberstein,14/159A Mr. R. O. Williars, Jr., Acting Manager GA Technologies, Inc. Nuclear Production Division ,

Post Office Box 856C8 Public Service Company of Colorado '

San Diego, California 92138 16805 Weld County Road 19-1/2 Platteville, Colorado 80651 Mr. H. L. Brey , M. nager Nuclear Licensing and Fuel Division Mr. P. F. Tomlinson, Manager Public Service Company of Colorado Quality Assurance Division P. O. Box 840 Public Service Company of Colorado Denver, Colorado 80201-0840 16805 Weld County Road 19-1/2 Platteville, Colorado 80651 Senior Resident Inspactor U.S. Nuclear Regulatory Connission Mr. R. F. Walker P. O. Box 640 Public Service Company of Colorado Platteville, Colorado 80651 Post Office Box 840 Denver, Colorado 80201-0840 Kelley, Stansfield & 0'Donnell Public Service Company Building Comitment Control Program Poom 900 Coordinator 550 15th Street Public Service Company of Colorado Denver, Colorado 80202 2420 W. 26th Ave. Suite 100-0 Denver, Colorado 80211 Regional Administrator, Region IV 4

U.S. Nuclear Regulatory Coesnission 611 Ryan Plaza Drive, Suite 1000 Arlington, Texas 76011 Chairman, Board of County Coenissioners of Weld County, Colorado 1 Greeley, Colorado 80631 Regional Representative i Radiation Programs ,

Environmental Protection Agency 1 Denver Place 999 18th Street Suite 1300 Denver, Colorado 80202-2413 i

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