ML20137W909

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Discusses ACRS 310th Meeting on 860213-15 W/Nrc & Util to Review Studies & Procedures Proposed to Protect Against Criticality During Core Defueling.Studies Appropriate & Procedures Adequate to Provide Necessary Protection
ML20137W909
Person / Time
Site: Crane Constellation icon.png
Issue date: 02/18/1986
From: Ward D
Advisory Committee on Reactor Safeguards
To: Palladino N
NRC COMMISSION (OCM)
References
ACRS-R-1179, NUDOCS 8602250423
Download: ML20137W909 (1)


Text

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M B E-H77 a cucoq'o UNITED STATES

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NUCLEAR REGULATORY OMMISSION n

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E ADVISORY COMMITTEE ON REACTOR SAFEGUARDS o

WASHINCTON, D. C. 20655 February 18, 1986

%d - M9 Ronorable Nunzio J. Palladino Chaiman U. S. Nuclear Regulatory Commission Washington, D.C.

20555

Dear Dr. Palladino:

SUBJECT:

ACRS REPORT ON PROTECTION AGAINST CRITICALITY DURING iMI-2 DEFUELING During its 310th meeting, February 13-15, 1986, the Advisory Comittee on Reactor Safeguards met with representatives of GPU Nuclear and the NRC Staff to review studies done by GPU Nuclear and procedures proposed to protect against criticality during the defueling of the TMI-2 core.

The Core Perfomance Subcommittee had previously reviewed this matter during their meeting on January 29, 1986.

We conclude that appropriate studies have been performed and that the procedures being followed will provide the necessary protection against criticality during defueling.

Sincerely, k,

David A. Ward Chaiman

References:

1.

Transcript of meeting between U. S. Nuclear Regulatory Comission and Advisory Panel on Decontamination of TMI-2 on November 19, 1985 2.

Letter from F. R. Standerfer, GPU Nuclear, to B. Snyder, NRC, dated November 8, 1984,

Subject:

Reactor Coolant System Criticality Report 3.

Memorandum from C.

Berlinoni W',

to R.

Weller, NRC, dated February 13, 1985, Subject-4 ir. af TMI-2 Reactor Coolant System Criticality Report 4.

Letter from F. R. Standerfer, GPU Nuclear, to B. Snyder, NRC, dated September 27, 1985,

Subject:

Revision 2 to Boron Hazards Analysis 5.

Memorandum from L. Thonus, NRC, to W. Travers, NRC, dated October 25, 1985,

Subject:

Boron Dilution Hazards Analysis, Revision 2 6.

Memorandum from C. Berlinger, NRC, to R. Weller, NRC, dated Decem-ber 2, 1985,

Subject:

Review of TMI-2 Foretan Materials Criti-cality Report

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