ML20117L056

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Univ of Missouri Research Reactor Operations Monthly Summary for Oct 1995
ML20117L056
Person / Time
Site: University of Missouri-Columbia
Issue date: 10/31/1995
From:
MISSOURI, UNIV. OF, COLUMBIA, MO
To:
Shared Package
ML20117K785 List:
References
FOIA-96-249 NUDOCS 9609120302
Download: ML20117L056 (2)
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UNIVERSITY OF MISSOURI RESEARCH REACTOR y OPERATIONS MONTHLY

SUMMARY

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I October 1995 Prepared by:

Operations Staff 9609120302 960828 PDR FOIA WALSH96-249 PDR ,,

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4 October 1995 The reactor operated continuously in October with the following exceptions: seven shutdowns for scheduled maintenance and refueling or flux trap changes. There were no unscheduled shutdowns this month.

Major maintenance items for the month included: installing a new Gamma-Metrics source range monitor; replacing the dual scram trip unit for intermediate range channel #2; biennial change-out of control blade offset 'C'; installing a new rhodium detector in the G-4 position; removing the old source range monitor detector and drywell; removing secondary pool heat exchanger bypass valve S-2 and replacing it with a 6 inch bypass line; replacing the shear pin on the outer personnel airlock door.

OPERATION

SUMMARY

HOURS OPERATED THIS PERIOD 669 TOTAL HOURS OPERATED 191,628 HOURS AT FULL POWER THIS PERIOD 663 TOTAL HOURS AT FULL POWER 188,638 INTEGRATED POWER THIS PERIOD 276 MWD TOTAL INTEGRATED POWER 72,748 MWD MAINTENANCE ACTIVITY 10/2/95 Refueled - removed core 95-41, loaded core 95-42.

10/3/95 Shutdown for a flux trap change-out.

10/9/95 Refueled - removed core 95-42, loaded core 95-43.

10/16/95 Refueled - removed core 95-43, loaded core 95-44. Installed new Gamma Metrics source range monitor; replaced dual scram trip unit for intermediate range channel

  1. 2 10/23/95 Refueled - removed core 95 44, loaded core 95 45. Biennial change-out of offset 'C'.

10/30/95 Refueled - removed core 95-45, loaded core 95-46. Installed new rhodium detector in G-4 position; removed old source range drywell and detector; removed secondary pool heat exchanger bypass valve S-2 and replaced it with a 6 inch bypass line; replaced the shear pin on the outer personnel airlock door.

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Ocotber 6,1995 1 1

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CAL No. RIII-95-004 The Curators of the University )

of Missouri i ATTN: Jim Rhyne, Ph.D., Director Research Reactor Center Columbia, MO 65211

SUBJECT:

CONFIRMATORY ACTION LETTER

Dear Dr. Rhyne:

This letter refers to NRC concerns with the control of radioactive . topaz at

" your facility identified by Mr. R. Marsh during an investigation on a

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September 19 and 20, 1995.

Pursuant to Mr. Steve Gunn's letter to Mr. Marsh dated September 20, 1995, as amended on September 21, 1995, it is our understanding that you will:

(1) padlock the inner door to the dark room and place two keys to the room under the control of Mr. John Ernst or his designee and Mr. Matt Sanford or his designee, (2) until further notice, have a University of Missouri Research Reactor (MURR) employee present in a supervisory role when any work is performed in this space,

" l (3) conduct an audit of the material contained in the room under the l direction of Mr. Jim Schuh,

  • j' (4) ensure no material is transferred into or out of this room until the inventory has been reconciled under the oversight of Clarence Jett of the University of Missouri Internal Auditing Department, and (5) once the inventory is complete and un'til further notice, ensure a MURR employee supervises all material transfers into and out of the dark room.

Pursuant to Section 182 of the Atomic Energy Act, 42 U.S.C. 2232, you are required to:

1) Notify me immediately if your understanding differs from that set forth above; i

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The Curators of the University of Missouri 2)

Notify me if for any reason you cannot complete the actions within

. the specified schedule and advise me in writing of your modified 1

schedule in advance of the change; and 3) j Notify me in writing when you have completed the actions addressed in this Confirmatory Action Letter.

Issuance order of this Confirmatory Action Letter does not preclude issuance of an formalizin of the licensee;g the above commitments or requiring other actions on the part nor does it preclude the NRC from taking enforcement action for violations of NRC requirements that may have prompted the issuance of this letter. In addition, failure to take the actions addressed in this Confirmatory Action Letter may result in enforcement action.

.The responses directed by this letter are not subject to the clearance Reduction Act of 1980, Pub. L. No.96-511. procedures of the Office of M In accordance with 10 CFR 2.YIO of the NRC's'"RulN of Practice," a copy of this (PDR).

letter, and your response will be placed in the NRC Public Document Room privacy, proprietary, or safeguards information so that it can b the PDR without redaction. However, if you find it necessary to include such information, you should clearly indicate the specific information that you desire not to be placed in the PDR,~ and provide the legal basis to support your request for withholding the information from the public. i s

Sincerely,

, , .. e r. . , -

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Cynthia D. Pederson, Director Division of Nuclear Materials Safety Docket No.: 030-30162 License No.: 24-00513-36E cc w/ltr dated 9/20/95: H. Thompson, OEDO J. -Lieberman, OE J. Goldberg, OGC

-D. Cool, NMSS  !

C. Jones, NMSS  :

H. Miller, RIII State of Missouri, SLO bec w/ltr dated 9/20/95: PUBLIC IE07

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,' University of Missouri-Columbia

{ Research Reactor Center phone 4314) 882-5273 Research

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Columbia, MO 65211 r=x 014) sa2.u43 Robert Marsli September 20,1995 SeniorInvestigator Amended . September 21,1995 U.S. Nuclear Regulatory Commission Office ofInvestigations y . . - - .

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1 Dear Mr. Marsh The following actions have been taken to address your concerns regarding our control ofRadioactiv Topaz in our Non-Licepted Accounts (NLA).

(1) A padlock was purchased this date at Walmart and placed on the inner door to the dark ro keys .:xist, one under the control ofJohn Ernst, or his designee, and one under the control of Ma -

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l Sanfctd or his designee.

(2) Until fmther notice, the Licensee (MURR) willinsure that a MURR employee is present in a supervisory role when any work is performed in this space.

(3) An audit of the material contained in the room has been started under the direction andi '

ofJim Schuh. .

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7 (4) No material will be transferred into or out of this room until the inventory has been reconciled i W2165 Clarence Jett ofthe University ofMissour! Internal Auditing Department will oversee the reconcillation.

1 (5) Until further notice, the Licensee (MURR) will insure that a MURR employee supervises allI matedal transfers into and out of this room.

l Sincerely, .

khw .Y n Steve Gunn Manager, Service Applications CC:

Em Rhyne, Charlie McKibben, John Ernst, Walt Meyer, Steve Morris, Jim Schuh, Matt Sanfo 9F2185 Clarence Jett i

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