ML20059D819

Notice of Violation from Insp on 900703-0813.Violations Noted:Action Not Initiated to Place Unit 1 in Condition for Which Shield Bldg Ventilation Sys Not Required to Be Operable within 1 H

ML20059D819
Person / Time
Site:	Prairie Island
Issue date:	08/27/1990
From:	Beverly Clayton NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
To:
Shared Package
ML20059D817	List: IR 05000282/1990012 ML20059D814 ML20059D819
References
50-282-90-12, 50-306-90-12, NUDOCS 9009070196
Download: ML20059D819 (2)

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NOTICE OF VIOLATION Northern States Power Company Docket Nos. 50-282, 50-306 As a result of the inspection conducted on July 3 through August 13, 1990, and in accordance with thc. " General Polic Actions," 10 CFR.Part 2, Appendix1988),thefollowingviolationswere C (y and Procedures for NRC Enforcement identified:

'; 1. Technical Specification 3.6.H, Shield Building Ventilation System allows only one train to be inoperable 'eith reactor coolant system average temperature above 200* F. With both trains in7erable. Technical Specification 3.0.f applies and states in part; when a Limiting Condition for Operation is not met, and required action is n1t specified or cannot be satisfied, within one hour initiate the action iecessary to place the affected unit in a condition in which the equipmen: is not required to be OPERABLE.

Contrary to the above, on June 27, 1990, with Unit I above 200* F, from approximately 8:20 a.m. to 10:10 a.m., both the Nuinber 11 and 12 Shield Building Ventilation Systems were rendered inoperable by the improper opening of the Number 11 exhaust fan breaker. Action was not initiated to place Unit 1 in a condition for which the Shield Building Ventilation Systemwasnotrequiredtobeoperablewithinonehour(282/90012-02).

This is a Severity Level IV Violation (Supplement 1).

2. Technical Specification 4.1 specifies minimum frequency and types of

surveillance to be 3pplied to plant equipment and conditions. Technical

! Specificatfor 4.0 sthtes, in part, that the specific time intervals l between tests may be aQusted plus or minus 25 percent to accommodate l normal test schedules. ice.hnical Specification 4.1.A requires calibration, testing and checking of instrument channels be performed as specified by Table T.S. 4.1-1.

Contrary to the above:

l a. The instrument channels (item 32) for RTD (reactor coolant) Bypass l Flowmeter are to be functionally tested monthly by Surveillance Procedure SP 1042, Resistance Temperature Detector (RTD) Bypass Flowmeter Functional Monthly Test. Surveillance procedure SP 1041 was due to be performed no later than April 1 6, 1990, and was not completed until April 24, 1990 (282/90012-03A; 306/90012-03A).

b. The instrument channels (item 35b.) for radiation monitors (listed in Table T.S. 3.15-2) are to be functionally tested monthly by Surveillance Procedure SP 1028 Radiation System. Surveillance Procedure SP 1028 was due to be-performed no later than April 18, 1990. The test wa.s not performed until April 20, 1990 (282/90012-03B;306/90012-03B).

This is a Severity Level IV Violation (Supplement 1).

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90o9070196 900827 DR ADOCK 0500 ll2

Notice of Violation 2 Pursuant to the provisions of 10 CFR 2.201, you are required to submit to this office within thirty days of the date of this Notice a written statement of explanation in reply, including for this violation: (1)correctiveaction taken and the results achieved; (2) corrective action to be taken to avoid further violations; and (3) the date when full compliance will be achieved.

Consideration may be given to extending your response time for good cause shown, Dated f/>7 9 o NO B. Clayton, Chief Reactor Projects Branch 2 I

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