ML20005G053

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Notice of Violation from Insp on 891101-30.Violation Noted: Licensee Made Change to Facility by Placing Matls in Containment Which Increased Probability of Malfunction of ECCS During Accident by Obstructing Flow Path of Sys
ML20005G053
Person / Time
Site: River Bend Entergy icon.png
Issue date: 01/10/1990
From:
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
To:
Shared Package
ML20005G048 List:
References
50-458-89-40, NUDOCS 9001180048
Download: ML20005G053 (1)


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O APPENDIX A 4

NOTICE Of VIOLATION i

Gulf States Utilities Docket:

50-458 River Bend Station License:

NPF-47 l

During an NRC inspection conducted November 1-30, 1969, a violation of NRC requirements was identified. The violation involved failure to provide a

adequate control for material access to the containment.

In accordance with the " General Statement of Policy and Procedure for NRC Enforcement Actions,"

10 CFR Part 2 Appendix C (1989) Enforcement Policy, the violation is listed below:

Failure To Provide Adequate Control For Material Access to the Containment The Code of Federal Regulations, in 10 CFR 50.59, allows a licensee to make changes to a facility as described in the safety analysis report provided the changes do not increase the probability of a malfunction of equipment important to safety.

Contrary to the above, on November 30, 1989, with the reactor at 97 percent thermal power, the licensee made a change to the f acility by placing materials in the containment which increased the probability of a malfunction of emergency core cooling systems during an accident in that the material could obstruct the flow path of those emergency systems that use the suppression pool as a source of cooling water for the reactor.

These materials included several hundred square feet of plastic sheeting, computer terminals, and tables located on a walkway directly over the suppression pool.

This is a Severity Level IV violation.

(SupplementI)(458/8940-01)

Pursuant to the provisions of 10 CFR 2.201, Gulf States Utilities is hereby required to submit a written statement or explanation to this office within 30 days of the date of the letter transmitting this Notice. This reply, should include for each violation:

(1) the reason for the violation if admitted, (2) the corrective steps which have been taken and the results achieved, (3) the corrective steps which will be taken to avoid further violations, and (4) the date when full compliance will be achieved. Where good cause is shown, consideration will be given to extending the response time.

Dated at Arlington, Texas, this 10th day of January 1990 0$$k$00$blhg PD

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