ML20079G233

Structural Steel Analysis for Limerick Generating Station: Spray Pond Pump Structure,El 237 Ft,Wet Pit,Fire Area 122B

ML20079G233
Person / Time
Site:	Limerick
Issue date:	12/20/1983
From:	PROFESSIONAL LOSS CONTROL, INC.
To:
Shared Package
ML20079G166	List: ML20079G163 ML20079G181 ML20079G188 ML20079G196 ML20079G202 ML20079G216 ML20079G220 ML20079G223 ML20079G227 ML20079G233
References
NUDOCS 8401190489
Download: ML20079G233 (3)

Text

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f(( Professional Loss Control, Inc.

STRUCTURAL STEEL ANALYSIS for LIMERICK GENERATING STATION Spray Pond Pump Structure El. 237' Wet Pit Fir _e Area 122B December 20, 1983 0401190489 840113 PDR ADOCK 0500035 P. O. Box 446 e Oak Ridge, Tennessec 37830 e (615) 482-3541

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9 LIMERICK GENERATING STATION.

- 1. ' AREA DESCRIPTION The area under consideration is the Wet Pit on the 237' elevation of the~

5 pray Pond Pumphouse (Fire. Area 122B). The -bounding walls of the area are of reinforced concrete construction with an . average thickness 'of 3 ft. The total surface area for heat transfer is 4656 ft2 (see Attachment A-for sketch and calculation'of surface areas).

2. COMBUSTIBLE LOADING All cabling in- this area is routed in conduit, there are no cable trays.

There are no combustible liquids in this area.

3. VENTILATION PARAMETERS Ventilation to the area is through the ceiling on the 268' elevation wnich is metal . grating.

4. CASES' EXAMINED kith no exposed Combustible cabling and no combustible liquids in the area, there is no -fuel in the area to support a fire.

5. RESULTS The struc ural steel in this area will not fail due to a fire as there are no fixed combustibles in the area to support a fire.

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, Spray, Pond Pump Structure El. 237' Wet Pit

' Surface Area Calculation -

Walls-North wall (38' x 31') 1178 ft2

. South. wall (38' x 31') 1178 ft 2-East wall -(23' x 31') .713 ft2 West wall- (23' x 31') 713 ft2 3782 ft4 Ceiling .(38' x 23') 874 ft2 Total Surface Area for Heat Transfer. 4656 ft2 ATTACHMENT-- A

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