ML17059A547

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Amend 59 to License NPF-69,re Changes to TS to Allow Continued Plant Operation If Containment Air Lock Interlock Mechanism Becomes Inoperable
ML17059A547
Person / Time
Site: Nine Mile Point 
Issue date: 11/29/1994
From: Michael Case
Office of Nuclear Reactor Regulation
To:
Shared Package
ML17059A548 List:
References
NUDOCS 9412050286
Download: ML17059A547 (8)


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++*++'NITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, O.C. 20555-0001 NIAGARA MOHAWK POWER CORPORATION DOCKET NO. 50-410 NIN MI E POINT NUCL AR ST T 0 U IT 2 AMENDMENT TO FACILITY OPERATING L CENSE Amendment No.

59 License No. NPF-69 1.

The Nuclear Regulatory Commission (the Commission) has found that:

A.

The application for amendment by Niagara Mohawk Power Corporation (the licensee) dated August 26, 1994, complies with the standards and requirements of the Atomic Energy Act of 1954, as amended (the Act) and the Commission's rules and regulations set forth in 10 CFR Chapter 1;

B.

The facility will operate in conformity with the application, the provisions of the Act, and the rules and regulations of the Commission; C.

There is reasonable assurance (i) that the activities authorized by this amendment can be conducted without endangering the health and safety of the public, and (ii) that such activities will be conducted in compliance with the Commission's regulations; D.

The issuance of this amendment will not be inimical to the common defense and security or to the health and safety of the public; and E.

The issuance of this amendment is in accordance with 10 CFR Part 51 of the Commission's regulations and all applicable requirements have been satisfied.

2.

Accordingly, the license is amended by changes to the Technical Specifications as indicated in the attachment to this license amendment, and paragraph 2.C.(2) of Facility Operating License No. NPF-69 is hereby amended to read as follows:

9412050286 94ii29 PDR ADOCK 050004i0 PDR

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(2) ec c

S ec'fications and Environmenta Protection Plan The Technical Specifications contained in Appendix A and the Environmental Protection Plan contained in Appendix B, both of which are attached

hereto, as revised through Amendment No.59 are hereby incorporated into this license.

Niagara Hohawk Power Corporation shall operate the facility in accordance with the Technical Specifications and the Environmental Protection Plan.

3.

This license amendment is effective as of the date of its issuance to be implemented within 30 days.

FOR THE NUCLEAR REGULATORY COHHISSION

Attachment:

Changes to the Technical Specifications Date of Issuance:

November 29, 1994 Hichael J.

C se, Acting Director Project Directorate I-l Division of Reactor Projects I/II Office of Nuclear Reactor Regulation

I

TTACHMENT TO LICENSE AMENOMENT N

O.

59 TO FACILITY OPERATING LICENS NO. NPF-69 DOC E

NO 50-410 Revise Appendix A as follows:

Remove a

e 3/4 6-8 I setP e

3/4 6-8

NTAINMENT Y TEMS PRIMARY NTAINMENT PRIMARY NTAINMENTAIR LO K

LIMITIN ONDITI N

F R

PER TI N

3.6.1.3 Each primary containment air lock shall be OPERABLE with:

a.

Both doors closed except when the air lock is being used for normal transit entry and exit through the containment, then at least one air lock door shall be closed, and b.

An overall air lock leakage rate of less than or equal to 0.05 La at Pa, 39.75 psig.

0 d

~AT~IN:

With one primary containment air lock door inoperable:

1.

Maintain at least the OPERABLE air lock door closed and either restore the inoperable air lock door to OPERABLE status within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> or lock the OPERABLE air lock door closed.

2.

3.

Operation may then continue until performance of the next required overall air lock leakage test provided that the OPERABLE air lock door is verified to be locked closed at least once per 31 days.

Otherwise, be in at least HOT SHUTDOWN within the next 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> and in COLD SHUTDOWN within the following 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />, b.

C.

4.

The provisions of Specification 3.0.4 are not applicable.

With the primary containment air lock interlock mechanism inoperable, verify an OPERABLE door is closed within 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br />, lock an OPERABLE door closed within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> and verify that an OPERABLE door is locked closed once per 31 days; otherwise be in at least HOT SHUTDOWN within the next 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> and in COLD SHUTDOWN within the following 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />.

With the primary containment air lock inoperable, except as a result of an inoperable air lock door or inoperable interlock mechanism, maintain at least one air lock door closed; restore the inoperable air lock to OPERABLE status within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> or be in at least HOT SHUTDOWN within the next 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> and in COLD SHUTDOWN within the following 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />.

See Special Test Exception 3.10.1.

NINE MILE POINT - UNIT 2 3/4 6-8 Amendment No.

59

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