ML20212D861

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Forwards Request for Addl Info Re 860926 Application for Unique Purpose Exemption,Including Demonstration That Reactor Core Cannot Perform Intended Function W/O Using High Enriched U Fuel.Info Requested within 60 Days
ML20212D861
Person / Time
Site: University of Missouri-Columbia
Issue date: 12/30/1986
From: Rozier Carter
Office of Nuclear Reactor Regulation
To: Brugger R
MISSOURI, UNIV. OF, COLUMBIA, MO
References
NUDOCS 8701050091
Download: ML20212D861 (4)


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D2cember 30, 1986 Docket No. 50-186 Dr. Robert M. Brugger, Director Research Reactor Facility University of Missouri Columbia, Missouri 65211-l

Dear Dr. Brugger:

SUBJECT:

REQUEST FOR ADDITIONAL INFORMATION We are continuing our review of your application dated September 26, 1986, for a unique purpose exemption pursuant to 10 CFR 50.64(c)(1) for your reactor facility. During this review, several questions have arisen for which we require additional information in order for us to complete our evaluation. You are requested to provide written responses to the enclosed i

questions no later than sixty days from the date of this letter. Following receipt of this information we will continue our review.

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If you have any questions concerning this request, please contact me at

.(301)492-8206.

The reporting and/or recordkeeping requirements contained in this letter affect fewer than ten respondents; therefore, OMB clearance is not required under P.L.96-511.

Sincerely, Original signed by Robert E. Carter, Project Manager Standardization and Special Projects Directorate Division of PWR Licensing-B Office of Nuclear Reactor Regulation

Enclosure:

DISTRIBUTION:

As stated TDocket File, HBerkow "NRC'PDR "

TDorian, OGC-BETH cc w/ enclosure:

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UNITED STATES NLTLEAR REGULATORY COMMISSION

f December 30, 1986 Docket No. 50-186 D

Dr. Robert M. Brugger, Director Research Reactor Facility University of Missouri Columbia, Missouri 65211

Dear Dr. Brugger:

SUBJECT:

REQUEST FOR ADDITIONAL INFORMATION We are continuing our review of your application dated September 26, 1986, for a unique purpose exemption pursuant to 10 CFR 50.64(c)(1) for your reactor facility. During this review, several questions have arisen for which we require additional information in order for us to complete our evaluation. You are requested to provide written responses to the enclosed questions no later than sixty days from the date of this letter.

Following receipt of this information we will continue our review.

If you have any questions concerning this request, please contact me at (301)492-8206.

The reporting and/or recordkeeping requirements contained in this letter affect fewer than ten respondents; therefore, OMB clearance is not required under P.L.96-511.

t Sincerely.

Robert E. Carter, Project Manager Standardization and Special Projects Directorate Division of PWR Licensing-B Office of Nuclear Reactor Regulation

Enclosure:

As stated cc w/ enclosure:

See next page

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University of Missouri Docket No. 50-186 at Columbia cc: University of Missouri Associate Director Research Reactor Facility F

Columbia, Mi$souri 65201 4

A-95 Coordinator Division of Planning 1

Office of Administration P. O. Box 809, State Capitol Bldg.

Jefferson City, Missouri 65101 l

Attorney General Supreme Court Building Jefferson City, Missouri 65101 i

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x.4 ENCLOSURE University of Missouri-Columbia Docket No. 50-186 Unique Purpose Exemption Request Request for Additional Information y

1.

An important justification for a unique purpose exemption is that the reactor program contributes significantly to the national interest and cannot be accomplished without the use of HEU fuel.

In 1984 a Major Materials Facility Committee of the National Research Council of the National Academy of Sciences reviewed major neutron research facilities in the United States. Please provide us with any comments or recommenda-tions of this Committee, or any comparable group, with respect to your facility, that may establish your reactor program's contribution to the national interest.

2.

Provide a quantitative discussion which demonstrates that your reactor core is of special design and could not perform its intended function without using HEU fuel.

Discuss whether the reactor could continue to provide adequate support for the University's programs if LEU fuel were to be used. Provide the bases for these determinations.

3.

Research projects which are based on neutron flux levels or spectra attainable only with HEU fuel can be considered as a basis for a unique purpose exemption. Provide quantitative estimates, and the bases therefore, of the impact on your programs resulting from changes in neutron flux densities, fluences, and/or neutron spectra if LEU fuel were substituted for HEU fuel. Address LEU fuels currently available and any LEU fuels expected to be available within several (5) years.

4.

Provide any supplemental information that you believe has a significant bearing on the viability of your reactor programs if you were required to convert to LEU fuel.

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