ML20198B567

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Safety Evaluation Supporting Amend 72 to License NPF-6
ML20198B567
Person / Time
Site: Arkansas Nuclear Entergy icon.png
Issue date: 05/06/1986
From:
Office of Nuclear Reactor Regulation
To:
Shared Package
ML20198B516 List:
References
GL-84-13, NUDOCS 8605220044
Download: ML20198B567 (2)


Text

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.r SAFETY EVALUATION BY THE OFFICE OF NUCLEAR REACTOR REGULATION RELATED TO FACILITY OPERATING LICENSE NO. NPF-6 ARKANSAS POWER AND LIGHT COMPANY ARKANSAS NUCLEAR ONE - UNIT 2 DOCKET N0. 50-368

1.0 INTRODUCTION

By [[letter::1CAN018601, Application for Amend to License DPR-51,revising Tech Specs to Delete Snubber Listing,Per Generic Ltr 84-13 & Results of Baseline Surveillances of safety-related Hydraulic & Mechanical Snubbers.Fee Paid|letter dated January 24, 1986]], Arkansas Power and Light Company (AP&L) submitted an application to change the Technical Specifications (TS) for Arkansas Nuclear One, Unit 2 (AN0-2). The changes would delete the tabular listings (Tables 3.7-4 and 3.7-4a) of snubbers and add the criteria specifying which snubbers are required to be operable and which snubbers are exempted from the requirements of Specification 3.7.8.

The licensee's application was made in response to the NRC staff's Generic Letter 84-13

" Technical Specifications for Snubbers", dated May 3, 1984. These changes are expected to eliminate the need for frequent TS amendments to incor-porate changes in the snubber listings.

2.0 EVALUATION The NRC staff indicated in the aforementioned Generic Letter that it had reassessed the inclusion of snubber listings within the TS and concluded that such listings were not necessary provided the snubber TS are modified to specify which snubbers'are required to be operable. The licensee's requested changes to the TS would delete the tabular listings of snubbers and add the criteria requiring all snubbers operable except those snubbers on nonsafety-related systems whose failures would have no adverse effects on any safety-related system.

We have reviewed the current TS together with the proposed changes and compared these changes with model TS provided in the Generic Letter.

From our review, we find that the proposed changes are administrative in nature and do not authorize any physical change to the plant's safety-related structures, systems or components. Any physical changes in snubber quantities, types or location would be subject to the provisions of.10 CFR 50.59 under the proposed changes. Therefore, the proposed changes would not in any way reduce availability of those snubbers which are provided to ensure that the structural integrity of the reactor coolant system and all other safety related systems is maintained during and following a seismic or other event initiating dynamic loads.

860S220044 860505 DR ADOCK 0000 8

. Based on the above discussions and the fact that the proposed changes are consistent wi'th guidance provided in the Generic Letter, we have deter-uined that the proposed changes are acceptable.

3.0 ENVIRONMENTAL CONSIDERATION

This amendment relates to changes in recordkeeping, reporting, or administrative procedures or requirements. Accordingly, this amendment meets the eligibility criteria for categorical exclusion set forth in 10 CFR 51.22(c)(10). Pursuant to 10 CFR 51.22(b) no environmental impact statement or environmental assessment need be prepared in connection with the issuance of this amendment.

4.0 CONCLUSION

We have concluded, based on the considerations discussed above, that (1) there is reasonable assurance that the health and safety of the public will not be endangered by operation in the proposed manner, and (2) such activities will be conducted in compliance with the Commission's regulations, and the issuance of the amendment will not be inimical to the common defense and security or to the health and safety of the public.

Principal contributor:

R. Lee Dated:

May 6, 1986

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