ML20204G606

Requests Addl Info Re Containment Protective Coatings Based on Review of FSAR Section 6.2,util & Spec 8848. Review Conducted in Response to Allegation 100.Licensee Response Requested by 840415

ML20204G606
Person / Time
Site:	Diablo Canyon
Issue date:	03/26/1984
From:	Benaroya V Office of Nuclear Reactor Regulation
To:	Knighton G Office of Nuclear Reactor Regulation
Shared Package
ML17325B782	List: IA-84-741, Forwards Inputs to Sser 24,including Staff Evaluation of 840202 Petition Filed by Govt Accountability Project Inst for Policy Studies & Updated Info on Allegations 39 & 45. SALP Input Encl ML17325B781 ML20204G482 ML20204G589 ML20204G603 ML20204G606 ML20204G646 ML20204G660 ML20204G695 ML20204G701 ML20207S747 ML20207S758 ML20207S787 ML20207S803 ML20207S831 ML20207S840 ML20207S856 ML20207S871 ML20207S884 ML20244D033
References
FOIA-84-741, FOIA-84-742 TAC-53210, NUDOCS 8404100060
Download: ML20204G606 (2)

Text

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1. g UNITED STATES i

NUCLEAR REGULATORY COMMISSION e

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pWR,,2 6 4994 MEMORANDUM FOR:

George W. Knighton, Chief Licensing Branch #3 Division of Licensing FROM:

Victor Benaroya, Chief I

Chemical Engineering Branch Division of Engineering

SUBJECT:

REQUEST FOR ADDITIONAL INFORMATION ON DIABLO CANYON UNITS 1 & 2 (TAC M 53210)

Plant Name:

Diablo Canyon Nuclear Power Plant, Units 1 & 2 Suppliers: Westinghouse, Pacific Gas & Electric Company Licensing Stage:

OL Docket Nos.:

50-275/323 Responsible Branch and Project Manager: (t3 13 H.- Schierling i

CMEB Reviewer:

F. Witt Status:

Request for Additional Information We have reviewed FSAR Section 6.2, applicant's letter dated Janaury 24, 1984, and Specification No. 8848 regarding containment protective coatings.

This review was conducted in response to Diablo Canyon Allegation No. 100, Diablo Canyon Painters Have No Quality Control Program.

We need additional information to complete our review.

The applicant should respond by April 15, 1984, in order to maintain the current review schedule.

"d Victor Benaroya, Chief Chemical Engineering Branch Division of Engineering Encisoure:

As stated

Contact:

F. Witt x28360 cc:

R. Vollmer Qd O. Eisenhut W. Johnston I

C. McCracken d

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T. Sullivan

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t T. Novak

// g[/ pthg H. Schierling G. Knignton W. Butler

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J. Pulsipher F. Witt Q~l h 4id

r-Additional Information Needed for Pacific Gas & Electric Company for Diablo Canyon Nuclear Power Plant, Units 1 & 2 281-1 Your letter dated January 24, 1984, enclosed information certifying that Carbo Zinc 11, Phenoline 305, Carboline 191 HB, and Phenoline 302 have been tested in accordance with and meet the requirements of ANSI N 101.2-1972.

Have the other containment paints listed in Table 6.2-28 of update FSAR, Draft 4, been tested in accordance with and meets the requirements of ANSI N 101.27 These are:

High Heat Aluminum TT-P-280, Dimetcote 6, Deoxaluminite, Mobile Zinc #7, Mobile 13R-711, Chem Fast, Amercoat-66 and Carboline 4674.

281-2 Do any of the paints listed in Table 6.2-28 of the FSAR update, Draft 4, meet the requirements of Regulatory Guide 1,54 or ANSI N 101.4-1972 on Quality Assurance Requirements for Protective Coatings Applied to Water-Cooled Nuclear Power Plants?

281-3 During what time period were each of the paints listed in Table 6.2-28 update, Draf t 4 applied to the containment surfaces?

281-4 We have estimated that the amount of debris which can be generated from unqualified paint inside containment may total 6400 pounds with a volume of 34 cubic feet.

Provide assurances that up to 34 cubic feet of debris will not impair the function of safety related equipment.

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