ML19241A685

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Forwards Alternative Shutdown Capability Conceptual Design Description.Requests NRC Review of Description.Anticipates Mod for Installation During Refueling Scheduled for 810301
ML19241A685
Person / Time
Site: Fort Calhoun Omaha Public Power District icon.png
Issue date: 06/29/1979
From: Short T
OMAHA PUBLIC POWER DISTRICT
To: Reid R
Office of Nuclear Reactor Regulation
Shared Package
ML19241A686 List:
References
NUDOCS 7907090291
Download: ML19241A685 (1)


Text

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__J P r Omaha Public Power District 1623 HARNEY a OMAMA, NEBRASKA 68102 e TELEPHONE $36 4000 AREA CODE 402 June 29, 1979 Director cf :Tuclear Reactor Regulaticn A'TI: Mr. Robert W. Reid, Chief Operating Reactors Branch :!c. k U. S. :iuclear Regulatory Cc==ission Was hingt en , D . C . 20555 Re ference: Oceket :lo. 50-285 Gentlemen-In acecrdance with Section 3.1.21 of the Fcrt Calhoun Station fire protection Safety Evaluation Report (SER), issued by the Cc=-

rissicn en August 23, 1978, the Craha Public Power District herewith submits five (5) copies of a document entitled " Fort Calhoun Unit #1 Alternate Shutdown Capability Conceptual Design Description". Tne docurert describes modifications aired at providing alternate shut-down capability, independent of cabling in she cable spreading roc and centrol roc , which will preserve safe shutdown capability in the event of a fire in either area.

Tne Cc-ission is respectfully requested to provide a timely review of the enclosed design description in order that =cdifications may proceed according to schedule. Due to the extensive fire pro-tection system redifications scheduled for cctpletion during the January,1980, refuelinr outage and in view of the complexity of the codifications described in the attachment to this letter, it is ant l-cipated that this modification vill be installed during the 1981 refueling currently scheduled to begin March 1,1981.

Sincerely,

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I E. Shcrt Assistant Ceneral Manager on_.u, m ew."e v .y ,__

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Jas hugton , D. C. 2003o n

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