ML17250B205

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Advises That Util 900125 & 0313 Responses to NRC Bulletin 89-003, Potential Loss of Required Shutdown Margin During Refueling Operations, Acceptable
ML17250B205
Person / Time
Site: Ginna Constellation icon.png
Issue date: 07/02/1990
From: Andrea Johnson
Office of Nuclear Reactor Regulation
To: Mecredy R
ROCHESTER GAS & ELECTRIC CORP.
References
IEB-89-003, IEB-89-3, TAC-75426, NUDOCS 9007090182
Download: ML17250B205 (3)


Text

t Docket No. 50-244 r

Dr. Robert C. Mecredy General

Manager, Nuclear Production Rochester Gas

& Electric Corporation 89 East Avenue Rochester, New York 14649 July 2, 1990 ~

Dear Mr. Mecredy:

SUBJECT:

RESPONSE

TO BULLETIN 89-03 (TAC NO. 75426) - R. E.

GINNA NUCLEAR POWER PLANT On November 21, 1989, the NRC staff issued Bulletin 89-03 "Potential Loss of Required Shutdown Margin During Refueling Operations."

The bulletin requested that all PWR licensees and PWR construction permit holders take the actions described in the bulletin to ensure that an adequate shutdown margin is maintained during all refueling operations.

To accomplish this, three actions were described:

1.

Assure that any intermediate fuel assembly configuration (including control rods) intended to be used during refueling is identified and evaluated to maintain sufficient refueling boron concentration to result in a minimum shutdown margin of approximately 5X.

2.

Assure that fuel loading procedures only allow those intermediate fuel assembly configurations that do not violate the allowable shutdown margin and that these procedures are strictly adhered to.

3.

Assure that the staff responsible for refueling operations is trained in the procedures recommended in Item 2 above and understand the potential consequences of violating these procedures.

This training should include the fundamental aspects of criticality control with enriched fuel assemblies.

By letters dated January 25, 1990 and March 13, 1990, you responded to Bulletin 89-03 which indicated that programs are in place to address all three actions described above.

Therefore, the staff considers your response to Bulletin 89-03 to be satisfactory and TAC No. 75426 to be closed.

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Thomas A. Moslak, Resident Inspector R.E. Ginna Plant U.S. Nuclear Regulatory Commission 1503 Lake Road

Ontario, New York 14519 Regional Administrator, Region I U.S. Nuclear Regulatory Commission 475 Allendale Road King of Prussia, Pennsylvania 19406 Ms. Donna Ross Division of Policy Analysis 5 Planning New York State Energy Office Agency Building 2 Empire State Plaza
Albany, New York 12223 Mr. Bruce A. Snow, Superintendent Nuclear Production Rochester Gas 5 Electric Corporation 89 East Avenue Rochester, New York 14649-0001 Charlie Donaldson, Esq.

Assistant Attorney General New York Department of Law 120 Broadway New York, New York 10271 Earnest J. Ierandi, Esquire Nixon, Hargrave, Devans and Doyle Lincoln First Tower P.O.

Box 1051 Rochester, New York 14603