ML20150A785

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Urges That Risk Assessment of Reactor Safety Study Be Developed as a Regulatory Technique
ML20150A785
Person / Time
Issue date: 10/06/1978
From: Minogue R
NRC OFFICE OF STANDARDS DEVELOPMENT
To: Gossick L
NRC OFFICE OF THE EXECUTIVE DIRECTOR FOR OPERATIONS (EDO)
References
RTR-NUREG-CR-0400, RTR-NUREG-CR-400 NUDOCS 7810170323
Download: ML20150A785 (3)


Text

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M MEMORANDINI FOR: Lee V. Gossick. Executive Director for Operations l I Robert 8. Rinogue. Director, Office of Standards j FRON:

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SUBJECT:

RISK ASSESSMENT REVIEW GROUP REPORT - NUREG/CR-0400 l

In the fall of 1974, an extensive peer review of the draft Reactor )

i Safety Stm@ uns ande by the AEC Regelatory staff. In its findings, '

the staff identified both the strengths and shortcomings of the draft t Sta4 Simca that time, there has been little progress to orderly esa the techsignes put forth in the Ranctor Safety Study in the regulatory process-er to correct its shortcomings. The Risk Assessment Review Groep generally sepperts the fladings ande by the Regelatory staff is 1974 1 It appears to as that um hace an obstacle to the effectivenese of WASE-1400. not la lack of a good appreciation of'it, het is what we hope to es with it and with the regniatory methodology it fathers.

Therefore, I W that ear first order of hesiness is to develop as agency-wide plan fler activities, is this ares. At a stalans, the plan shoofd comers

1. ForthL asal.yses needed to complete, modify, or complement the work in NASE 1400 as reactors.
2. Development and pubitcaties of a risk perspectives document based on the results of 61400 and the related sort. I believe the

.l case has been well onde that the Executive Smenary to WASH-1400

! should not be redent , bot a superseding document is needed.

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3. An explicit plan for applying this risk assessment work to reactor

! regulation.

4. An explicit plan for perfbraing similar work in other regulatory areas.

i la sommary, I believe we most concentrete on moving forward to develop risk assessment as a regel.A tory technique and not on endless reevaluations

of what is now bashally a 4-year old work. We sust develop a plan i 7 flo n u 32-3 . . - - . .

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Lee Y. Gossick OCT 6 1978 directed to an orderly and expanding use of the methodology put forth l ,' ,in WASH-1400. The rate of expanding its use should be closely tied j '., to the validity and size of the data base. We must start this process ,

i now so that 4 years hence we won't be looking back having done nothing j i and still waiting for all pieces to fell fn place before we start. '

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, ,. UNITED STATES NUCLEAR REGULATORY COMMISSION

{S*)t...{.i j-WASW NCTON, D. C. 20555  ;

hd -V [ September 19,.1978 TEMORANDUM FOR: Harcid R. Denton, Director, Office of Nuclear Reactor Regul ation

<aul Levine, Director, Office of Nuclear Regulatory  ;

Research jKobertD Minogue, Director, Office of Standards Development

. l Clifford V. Smith, Director, Office of . Nuclear Material 'i Safety anvSafeguards '

John G. Davis, Acting Director, Office of Inspection and Enforcement FR0M: Lee V. Gossick, Executive Director for Operations '

SU3 JECT: LEWIS COMMITTEE REPORT ON REACTOR SAFETY STUDY As a followup to my re' quest made at the staff meeting on Friday, September 15, for suggestions regarding where we go from here as a result of the Lewis Report, please.let me have by September:29 brief answers to i the following questions as best you can do in the short'~ time-ava11aDie. ,

1. Areas of potenti4 disagreement between staff views and Lewis Report.
2. Potential effect on programs of your office if the Lewis Report ,

recorrmencitions are accep'!iid-

3. ijajor policy issues _ foreseen needing resolution as a consequence of the Lewis Report. ,
4. Areas where p or pending Commission or staff actions and positions relied on the aeactor Safety Study which may have to be reconsidered.
5. Portions of the Lewis Report that you intend to concentrate your detailed technical review.

If you need additional time for dealing with any of the above issues,  ;

pierse let me know and we can discuss some extensions. .

n W,- =v. J Lee V. Gossick cc: Chairman Hendrie Executive Director for Operations Corraissicner Gilinsky Commissioner Kennedy ,

Commissioner Bradford Cctrmissicner Ahearne __

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