ML16341F086

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Notice of Deviation from Insp on 890109-0228.Deviation Noted:No Info Available to Operators on C02 Buildup
ML16341F086
Person / Time
Site: Diablo Canyon  Pacific Gas & Electric icon.png
Issue date: 03/21/1989
From: Martin J
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION V)
To:
Shared Package
ML16341F084 List:
References
50-275-89-01, 50-275-89-1, 50-323-89-01, 50-323-89-1, NUDOCS 8904110138
Download: ML16341F086 (2)


Text

APPENDIX B

NOTICE OF DEVIATION Pacific Gas and Electric Company Diablo Canyon Nuclear Power Plant Docket No. 50-275, 50-323 License No.

DPR-80, DPR-82 During an NRC Inspection conducted January 9,

1989 through February 28, 1989, a deviation from your commitments to the NRC was identified.

In accordance with the "General statement of policy and procedure for NRC Enforcement Actions," 10 CFR Part 2, Appendix C, the deviation is listed below:

UFSAR, Page 9.4-8 states in part, that:

"Mith complete recirculation of the ventilation air, the carbon dioxide buildup is not expected to exceed an acceptable concentration of 1X by volume in 40 hours4.62963e-4 days <br />0.0111 hours <br />6.613757e-5 weeks <br />1.522e-5 months <br /> with 20 persons in the Unit 1 and 2 control room complex.

Information will be available to the operator on CO buildup with more or fewer persons in the area so that appropriat3 measures may be taken..."

Contrary to the above, at the time of the inspection no information was available to the operators on C02 buildup.

This is a'Deviation Please provide to the U.

S.

Nuclear Regulatory Commission, ATTN:

Document Control Desk, Mashington, DC 20555 with a copy to the Regional Administrator, Region V, and a copy to the NRC Resident Inspector, within 30 days of the date of notice, the reason for the deviation, the corrective steps that have been taken and the results

achieved, the corrective steps that will be taken to avoid further deviations, and the date when your corrective actions will be completed.

Please inform us if you are unable to respond within 30 days.

FOR THE NU EAR REGULATORY COMMISSION J..

artin Regional Administrator Dated at Malnut Creek, California this ~ ( day of March, 1989.

PDR DOCK 050002'7 101 8 890321 PDC 9