BECO-87-124, Forwards Summary of Test Results & Full Test Repts for Carpet Installed in Control Room,Per Conditions Cited in Ja Zwolinski .Results Show Carpet Fully Complies W/Fire Protection Commitments for Control Room Carpets

Forwards Summary of Test Results & Full Test Repts for Carpet Installed in Control Room,Per Conditions Cited in Ja Zwolinski .Results Show Carpet Fully Complies W/Fire Protection Commitments for Control Room Carpets

ML20236M028
Person / Time
Site:	Pilgrim
Issue date:	07/24/1987
From:	Bird R BOSTON EDISON CO.
To:	NRC OFFICE OF ADMINISTRATION & RESOURCES MANAGEMENT (ARM)
Shared Package
ML20236M030	List: BECO-87-124, Forwards Summary of Test Results & Full Test Repts for Carpet Installed in Control Room,Per Conditions Cited in Ja Zwolinski .Results Show Carpet Fully Complies W/Fire Protection Commitments for Control Room Carpets ML20236M081 ML20236M091 ML20236M100 ML20236M102 ML20236M111 ML20236M121 ML20236M128
References
BECO-87-124, NUDOCS 8708100449
Download: ML20236M028 (4)

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mosa wsw Executive Offices 800 Boylston street Boston, Massachusetts 02199 Ralph G. Bird senior Vice President - Nuclear duly 24e l907 BECo 87-124 U. S. Nuclear Regulatory Commission Document Control Desk Hashington, D. C. 20555 License DPR-35 Docket 50-293 Results of Flame and Smoke Tests on Pilarim Station Control Room CarDetina

References:

1) NRC letter dated May 30, 1986 (from John A. Zwolinksi to Hilliam D. Harrington)

Dear Sir:

In Reference (1), NRC approved a Boston Edison request to install carpet in the Pilgrim Station control room, subject to three conditions relating to fire protection:

1) That the carpet would meet the Class I critical rniiant flux (CRF) rating for floor coverings of 0.45 watts per square cm or higher,

2) That the carpet would have a smoke development rating of 450 or less, and

3) That Boston Edison would inform the NRC of the actual CRF and smoke ratings when the information was available.

Boston Edison has completed the purchase, testing and installation of the subject control room carpet. Enclosed for your information is a summary of the test results and copies of the full test reports. As shown by the enclosures, the selected carpet fully complies with the fire protection commitments for control room carpets, as documented in Reference (1).

G iY TAV/1mr

Enclosure:

(1) Summary of Carpet Tests

. D 0

B708100449 870724 3 \

DR ADOCK 0500 J

BOSTON EDISON COMPANY

[ ., l Page 2 cc: R. H. Hessman, Project Manager ,

Division of Reactor Project I/II J D Office of Nuclear Reactor Regulation '

l' U.S. Nuclear Regulatory Comission 7920 Norfolk Avenue Bethesda, MD 20814 U.S. Regulatory Comission Region I 631 Park Avenue King of Prussia, PA 19406 Senior NRC Resident Inspector Pilgrim Nuclear Power Station I

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Enclosure (L1

SUMMARY

OF CARPET TESJS I. Installation A. Location: Control Room Complex, Pilgrim Station B. Product: Lees (Burlington) " Corporate Centre" carpet, in 24" x 24" tile form; tufted cut pile with "Thermobond HB" backing.

Carpet purchased in two colors:

1. Color #354 (flax shade), which was installed over two types of flooring in different areas:

a) Vinyl tile b) Aluminum raised floor

2. Color #363 (copper brown), which was installed over vinyl tile, only.

Test samples were taken from the same color lot as the carpet to be installed.

II. Test Results A. Smoke Tests (per ASTM E-662)

1. Each color lot was tested.

2. Boston Edison commitment to NRC: smoke development rating of 450 or less.

3. Summarv of res.nlii: Max. Specific Optical Density, Corrected (Average of 3 samoles)

Flaming Mode Non-Flaming Mode Color #354 389 (1)* 218 (2)

Color #363 364 (3) 186 (4)

• Numbers in ( ) refer to sheet # of detailed test reports, attached.

4.

Conclusion:

All smoke tests are below the NRC limit of 450.

B. Radiant Panel Tests

1. Both colors tested over vinyl tile.

2. Color #354 also tested over aluminum raised flooring material.

3. Boston. Edison commitment to NRC: minimum critical radiant flux of 0.45 watts per square centimeter.

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Enclosure (1) Continued

4. Summary of results:

Average CRF (watts /cm2)

. Color #/Underlavment (3 samples)

1. 354 over asbestos / cement board 0.83 (5)*

(for reference)

1. 354 over vinyl tile 0.68 (6)

1. 354 over aluminum ' flooring 0.62 (7)

1. 363 over asbestos / cement board 0.82 (8)

(for reference)

1. 363 over vinyl tile 0.94 (9).

• Numbers in (~) refer to sheet # of detailed test reports, attached.

5.

Conclusion:

All samples exceeded the NRC minimum requirement of 0.45 watts /cm2,

Attachment:

Set of nine (9) test reports by Independent Textile Testing Service, Inc. dated March 4, 1987 i

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