ML20034C591
| ML20034C591 | |
| Person / Time | |
|---|---|
| Site: | Fort Calhoun  |
| Issue date: | 04/27/1990 |
| From: | NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV) |
| To: | |
| Shared Package | |
| ML20034C590 | List: |
| References | |
| 50-285-90-14, NUDOCS 9005040183 | |
| Download: ML20034C591 (2) | |
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APPENDIX'A NOTICE OF VIOLATION Omaha Public Power District Docket: 50-285-Fort Calhoun Station Operating License: DPR-40 l '
l During an NRC inspection conducted on March 12-15, 1990, a violation of NRC requirements was identified. The violation involved the failure to establish adequate abnormal operating procedures.
In accordance with the:" General Statement of Polic and Procedure for NRC Enforcement Actions," 10 CFR Part 2 j
AppendixC(1989)y(EnforcementPolicy),theviolationislistedbelow:
j Inadequate Abnormal Operating Procedures Technical. Specification'5.8.1 requires that. " Written procedures,
shall be established, implemented.... that meet or. exceed the minimum requirements of. sections 5.1 and 5.3 of ANSI N18.7-1972 and Appendix A of-USNRC Regulatory Guide 1.33...."
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Regulatory Guide 1.33, Appendix A, Section 6, requires procedures for i
combating emergencies and other significant events. This includes the.
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'following:
Expected transients Lossofelectricalpower.(and/ordegradedpower. sources)l 1
Fort Calhoun Station Updated Safety Analysis Report, Section l'2.3.2, states, " Plant operation during abnormal conditions are conducted in accordance with written..
procedures. These emergency procedures have a
been written such that the operator can readily perform the immediate V
action necessary based on a given set.of-conditions-..._."
4 Contrary to the above, the following are examples of procedures. that were -
not adequately established.
q" 1.
Abnormal Operating Procedure A0P-16 " Loss of. Instrument Bus Power,"
Revision 0(January 4,1990),didnotaddressthelossofvital' equip-ment powered from the four-120V-AC inverter buses, such as1 radiation monitoring panels and steam generating level controls iThe procedure did not provide guidance for operations during the potential off-normal conditions' associated with the loss, or degradation of'a 120V AC inverter bus.
j 2.
Written procedures had not been established addressing-the loss or degradation of the following vital electrical power sources:
4160V AC Vital Bus 1A3 or 1A4 480V AC Vital Buses 1B3A, 1B3B, IB3C, IB4A, 184B, 184C, 3A-4A, i
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125V DC Vital Bus DC-1 (EE-8F), AI-41A or DC-2 (EE-8G), AI-41B 9005040183 900427 DR ADOCK 0500 b_
!)
i This is a Severity 1.evel IV violation.
(SupplementI)
(285/9014-01)
Pursuant to the provisions of 10 CFR 2.201, Omaha-Public Power District is hereby required to submit to this office, within 30 days of the date of the letter transmitting this Notice, a written statement or explanation in reply, including for each violation:- (1) the reason for the violation if admitted,-
the corrective steps which have been taken and the results achieved, the corrective steps which will be taken to avoid further. violations, and 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 4 % day of 4
1990 l
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