ML20249C089

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Refers to GL 97-04, Assurance of Sufficient Net Positive Suction Head for ECC & Containment Heat Removal Pumps, Issued on 971007 & Licensee Response .Finds Response Acceptable & Closes GL 97-04 for Pilgrim NPP
ML20249C089
Person / Time
Site: Pilgrim
Issue date: 06/19/1998
From: Wang A
NRC (Affiliation Not Assigned)
To: Olivier L
BOSTON EDISON CO.
References
GL-97-04, GL-97-4, TAC-MA0029, TAC-MA29, NUDOCS 9806250307
Download: ML20249C089 (5)


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UNITED STATES NUCLEAR REGULATORY COMMISSION f

WASHINGTON, D.C. 20066-0001

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June 19, 1998 Mr. Leon J. Olivier Vice President-Nuclear / Station Director Boston Edison Company Pilgrim Nuclear Power Station RFD #1 Rocky Hiil Road Plymouth, MA 02360

SUBJECT:

COMPLETION OF LICENSING ACTION FOR GENERIC LETTER 97 PILGRlM NUCLEAR POWER STATION (TAC NO. MA0029)

Dear Mr. Olivier:

The U.S. Nuclear Regulatory Commission (NRC) issued Generic Letter (GL) 97-04, " Assurance of Sufficient Net Positive Suction Head for Emergency Core Cooling and Containment Heat Removal Pumps," to all holders of operating licenses or construction permits on October 7,1907.

The NRC issued GL E P-04 to confirm the adequacy of the net positive suction head (NPSH) available for emergency core cooling (including core spray and decay heat removal) an.d containment heat removal pumps under all design-basis accident scenarios.

In GL 97-04, the NRC staff specifically requested that licensees provide the information outlined below for each of their facilities.

1. Specify the general methodology used to calculate the head loss associated with the emergency core cooling system suction strainers.
2. Identify the required 14PSH and the available NPSH.
3. Specify whether the current design-basis NPSH analysis differs from the most recent analysis reviewed and approved by the NRC for which a safety evaluation was issued.

4.

Specify whether containment overpressure (i.e., containment pressure above the vapor pressure of the sump or suppression pool fluid) was credited in the calculation of available NPSH. Specify the amount of overpressure needed and the minimum overpressure available.

5. When containment overpressure is credited in the calculation of available NPSH, confirm that an appropriate containment pressure analysis was done to establish the minimum 9

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L. Olivier in response to GL 97-04, you provided a letter dated November 7,1997, for the Pilgrim Nuckr.:

Power Station. This submittal provided the information requested by GL 97-04. The staff f ss o

reviewed your response and has concluded that all requested information has been provide I; therefore, we consider GL 97-04 closed for your facility. We appreciate your prompt and complete response.

if you have any questions regarding this matter, please contact me at 301-415-1445.

Sincerely, ORIGINAL SIGNED BY Alan B. Wang, Project Manager Project Directorate 1-3 Division of Reacter Projects - 1/11 Office of Nuclear Reactor Regulation Docket No.' 50-293 cc: See next page DISTRIBUTION Docket File.

ACRS PUBLIC OGC PDi-3 R/F DSkay, Lead PM JZwolinski JKudrick, NRR AWang KKavanagh, NRR TClark C. Hehl, RI

' DOCUMENT NAME: G:\\PILGRIMtMA00029.LET *SEE PREVIOUS CONCURRENCE Ty receive a copy of this document Indicate in the bos: "C" m Copy without enclosurea *E" = Copy with enclosures *N* = No copy 0FFICE-PDI-3/PM PDI-3/LA uC SRXB:NRR SCSB:NRR PDI-3/D

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. L. Olivier 2'

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,i in response to GL 97-04, you provided a letter dated November 7,1997, f the Pilgrim Nuclear Power Sta6-i ~it.4 cubmittal provided the information requested by GL 7-04. The staff has 4J. awed your responsc and has concluded that all requested informa '

has been provided; therefore, we consider GL 97-045>4me closed for your facility. We

' ate your prompt and complete response.

. If you have any questions regarding this matter, please contact at 301-415-1445.

Since J

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Alan B. Wang, Project Manager Project Directorate I-3

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, ' Office of Nuclear Reactor Re0ulation Docket No. 50-293

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cc: See next page DISTRIBUTION Docket File ACRS

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in response to GL 97-04, you provided a letter dated November 7,1997, for the Pilgrim Nuclear Power Station. This submittal provided the information requested by GL 97-04. The staff has reviewed your response and has concluded that all requested information has been provided; therefore, we consider GL 97-04 closed for your facility. We appreciate your prompt and complete response.

if you have any questions regarding this matter, please contact me at 301-415-1445.

Sincerely, ORIGINAL SIGNED BY l

Alan B. Wang, Project Manager Project Directorate 1-3 Division of Reactor Projects - 1/ll Office of Nuclear Reactor Regulation Docket No. 50-293 cc: See next page DISTRIBUTION Docket File ACRS l

PUBLIC :

OGC PDI-3 R/F DSkay, Lead PM JZwolinski JKudrick, NRR AWang KKavanagh, NRR TClark C. Hehl, RI

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DOCUMENT NAME: G:\\ PILGRIM \\MA00029.LET *SEE PREVIOUS CONCURRENCE Ta receive a copy of this document Indicate in the box: "C" = Copy without enclosures T = Cowwith enclosures *N" = No cow 0FFICE PDI-3/PM PDI-3/LA y.jE.

SRXB:NRR SCSB:NRR PDI-3/D NAME AWangAv TCla O4 RCaruso*-

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--xr--------------------------------

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Mr. Leon J. Olivier-

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Boston Edison Company Pilgrim Nuclear Power Station cc:

Mr. Ron Lodgett Ms. Nancy Desmond Executive Vice President Manager, Reg. ANairs Dept.

800 Boyleston Street Pilgrim Nuclear Power Station Boston, MA 02199 RFD #1 Rocky Hill Road Plymouth, MA 02360 Resident inspector U. S. Nuclear Regulatory Commission Mr. David F. Tarantino Pilgrim Nuclear Power Station Nuclear information Manager Post Office Box 867 Pilgrim Nuclear Power Station Plymouth, MA 02360 RFD #1, Rocky Hill Road Plymouth, MA 02360 Chairman, Board of Selectmen 11 Lincoln Street Ms. Kathleen M. OToole Plymouth, MA 02360 Secretary of Public Safety Executive ONice of Public Safety Chairman, Duxbury Board of Selectmen One Ashburton Place Town Hall Boston, MA 02108 878 Tremont Street C;.:vbury, MA 02332 Mr. Peter LaPorte, Director Attn: James Muckerhelde ONice of the Commissioner Massachusetts Emergency Management Massachusetts Department of Agency l

Environmental Protection 400 Worcester Road One Winter Street P.O. Box 1496 Boston, MA 02108 Framingham, MA 01701-0317 Office of the Attomey General Chairman, Citizens Urging One Ashburton Place Responsible Enargy 20th Floor P.O. Box 2621 Boston, MA 02108 Duxbury, MA 02331 Mr. Robert M. Hallisey, Director Citizens at Risk Radiation Control Program P.O. Box 3803 Massachusetts Department of Plymouth, MA 02361 Public Health 305 South Street W.S. Stowe, Esquire Boston, MA 02130 Boston Edison Company i

800 Boyleston St.,36th Floor Regional Administrator, Region i Boston, MA 02199 U. S. Nuclear Regulatory Commission 475 Allendale Road -

Chairman King of Prussia, PA 19406 Nuclear Matters Committee Town Hall Ms. Jane Fleming 11 Lincoln Street 8 Oceanwood Drive Plymouth, MA 02360

.Duxbury, MA 0233 L

Mr. William D. Meinert

. Mr. JeNery Keene Nuclear Engineer

- Licensing Division Manager Massachusetts Municipal Wnolesale Boston Edison Company -

' Electric Company 600 Rocky Hill Road '

P.O. Box 426 Plymouth, MA 02360 5599 Ludlow, MA 01056-0426

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