ML20041D097

Requests Procedures for Manually Initiating HPI After Reactor Trip.Submittal within 15 Days Requested

ML20041D097
Person / Time
Site:	Rancho Seco
Issue date:	02/08/1982
From:	Stolz J Office of Nuclear Reactor Regulation
To:	Mattimoe J SACRAMENTO MUNICIPAL UTILITY DISTRICT
References
NUDOCS 8203040269
Download: ML20041D097 (4)

Text

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Docket File TERA 0 ELD flRC PDR flSIC AE0D L PDR ORB #4 Rdg IE-3 hsenut CRS-1 Docket flo. 50-312 d9v n RIngram H0rnstein

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EBlackwood Mr. J. J. Itattimoe Assistant General llanag'er and Ve a-J 2,??, 8 Chief Engineer

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Sacramento 11unicipal Utility District Q

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G201 S Street

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Sacramento, California 95813 4 -j

SUBJECT:

PROCEDURES FOR liAtluALLY IllITIATIllG llPI FL0tl TilROUGI Ti!E !!0PJ1AL

!!AKE-UP fl0ZZLE The Rancho Seco ASLAB, in their memorandum and Order dated October 7,1981, required the staff's review of your llPI nozzle analysis. As part of this revist, we requested additional information in our February 3,1982 letter.

In response to our letter, your February 4,1982 letter indicated that no

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additional themal cycling of the normal make-up nozzle is expected as a result of manually actuated llPI. You subsequently told us by.elephone on February 8,1982 that the source of IIPI water when actuated manually is the nake-up tank instead of the borated water storage tank normally used for the automatically actuated itPI.

In support of the_information given to us verbally, please give us a copy of your procedure for nanually initiating IIPI after a reactor trip. 1le request your submittal within 15 days of receipt of this ietter.

The reporting and/or recordkeeping requirenents contained in this letter affect forer than ten respondents; therefore O!B cicarance is not required under P.L.96-511.

Sincerely,

.=eue u.s ata':o ET Am. SIOL4' John F. Stolz, Chief Operating Reac'cors Branch #4 Division of L! censing CC:

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February 8,1982 Docket No. 50-312 Mr, J. J. Mattimoe Assistant General Manager and Chief Engineer Sacramento Municipal Utility District 6201 S Street P. O. Box 15830 Sacramento, California 95813

SUBJECT:

PROCEDURES FOR MANUALLY INITIATING HPI FLOW THROUGH THE N0PNAL MAKE-UP N0ZZLE The Rancho Seco ASLAB, in their memorandum and Order dated October 7,1981, required the staff's review of your HPI nozzic analysis. As part of this review, we requested additional information in our February 3,1982 letter.

In response to our letter, your February 4,1982 letter indicated that no additional thermal cycling of the normal make-up nozzle is expected as a result of manually actuated HPI. You subsequently told us by telephone on February 8,1982 that the source of HPI water when actuated manually is the make-up tank instead of the borated water storage tank normally used for the automatically actuated HPI.

In support of the information given to us verbally, please give us a copy of your procedure for manually initiating HPI after a reactor trip. We request your submittal within 15 days of receipt of this letter.

The reporting and/or recordkeeping requirements contained in this letter affect fewer than ten respondents; therefore OPE clearance is not required under P.L.96-511.

Sincerely, r

]

n (JotnF.St1z, Chief brating Reactors Branch #4 vision of Licensing i

cc See next page l

Sacramento Municipal Utility

• Rancho Sico, Docket No. 50-312 District cc w/ enclosure (s):

David S. Kaplan, Secretary and Christopher Ellison, Esq.

General Counsel Dian Grueufch, Esq.

C201 S Street California Energy Commission P. O. Box 15830 1111 Howe Avenue Sacramento, California 95813 Sacramento, California 95825 Sacramento County Ms. Eleanor Schwartz Board of Supervisors California State Office 827 7th Street, Room 424 600 Pennsylvania Avenue, S.E., Rm. 201 Sacramento, California 95814 Washington, D. C.

20003 Business and Municipal Department Docketing and Service Section Sacramento City-County Library Office of the Secretary 828 I Street U.S. Nuclear Regulatory Commission Sacramento, California 95814 Washington, D. C.

20555 Resident Inspector / Rancho Seco c/o U. S. N. R. C.

14410 Twin Cities Road Herald, CA 95638 Dr. Richard F. Cole Atomic Safety & Licensing Board Panel U.S. Nuclear Regulatory Commission Washington, D. C.

20555

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Regional Radiation f.epresentative EPA Reaion IX Mr. Frederick J. Shon 215 Fremont Street Atomic Safety and Licensing Board San Francisco, California 94111 Panel U.S. Nuclear Regulatory Commission Mr. Robert B. Borsum Washington, D. C.

20555 Babcock & Wilcox

.'iuclear Power Generation Division Elizabeth S. Bowers, Esq.

Suite 220, 7910 Woodmont Aver.ve Chairman, Atomic Safety and Bethesda, Maryland 20814 Licensing Board Panel U.S. Nuclear Regulatory Comission Thomas Baxter, Esq.

Wasnington, D. C.

20555 Shaw, Pittman, Potts & Trowbridge 1800 M Street, N.W.

Washington, D. C.

20036 Herbert H. Brown, Esq.

Lawrence Coe Lanpher, Esq.

Hill, Christopher and Phillips, P.C.

1900 M Street, N.W.

Atomic Safety and Licensing Board Washington, D. C.

20036 Panel U.S. Nuclear Regulatory Commission Helen Hubbard Washington, D. C.

20555 P. O. Box 63 Sunol, California 94586 l

Sacramento Municipal Utility District Atomic Safety and Licensing Appeal Mr. Robert H. Engelken, Regional Administrator U. S. Nuclear Regulatory Commission, Region V Board Panel U.S. Nuclear Regulatory Commission 1990 N. California Boulevard, Suite 202 Washington, D. C.

20555 Walnut Creek, California 94596 Alan S. Rosenthal, Chairman Atomic Safety and Licensing Appeal Board U. S. fluclear Regulatory Connission Washington, D. C.

20555 Dr. John H. Buck Atomic Safety and Licensing Appeal Board U. S. Nuclear Regulatory Commission Washington, D. C.

20555 Christine it. Kohl Atomic Safety and Licensing Appeal Board U. S. iluclear Regulatory Commission Washington, D. C.

20555 California Department of Health ATTN: Chief Environmental Radiation Control Unit Radiological Health Section 714 P Street, Room 498 Sacramento, California 95814 J