ML20236S562

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Proposed Tech Specs Providing Alternate Cooling Water Supply to Maintain EDGs Operability During 1999 Refueling Outage
ML20236S562
Person / Time
Site: Calvert Cliffs  
Issue date: 07/20/1998
From:
BALTIMORE GAS & ELECTRIC CO.
To:
Shared Package
ML20236S561 List:
References
NUDOCS 9807270030
Download: ML20236S562 (2)


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1-l ATTACHMENT (3)'

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i TECHNICAL SPECIFICATION BASES PROPOSED ADDITION J

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9807270030 900720 PDR ADOCK 05000317 P

PDR Baltimore Gas and Electric Company l

Calvert Cliffs Nuclear Power Plant i.

July 20,1998

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INSERT TO TECHNICAL SPECIFICATION BASES FOR TECHNICAL SPECIFICATION 3.8.2 f

During the Unit 21999 outage, during replacement of the service water heat exchangers, an operable diesel generator will consist of:

2A diesel generator - meets all requirements of the definition of OPERABLE except that cooling water will be provided by Unit 1, subsystem 12 Service l

Water System.

Subsystem 12 must be declared OPERABLE and aligned for the 2A diesel generator to be declared OPERABLE.

2B diesel generator - meets all requirements of the definition of OPERABLE except that cooling water will be provided by an external cooling system.

The cooling system must have three functional fans, one functional pump, makeup water from a pre-treated water storage tank, and be capable of automatic start from the 28 diesel start circuit for the 28 diesel generator to be declared OPERABLE.

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