Lecture_10.1_Fire_Supression _II - Smooth ceiling If...

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Moses D. F. Ling 2007 © AE202 Lecture 10.1 Fire Suppression II Reference: MEEB table 13.7 Annotations NFPA 1.7 Class of Occupancy Relate to sprinkler systems & their water supply Light hazard occupancy Quantity/combustibility of content low Churches Schools Offices Ordinary hazard occupancy o Group I Automobile parking garages Electronic plant Laundries Restaurant service areas o Group II Chemical plant Machine shop Printing and publishing Library stacks o Group III Paper and pulp mill Repair garages Extra hazard occupancy o Group I Die casting Metal extruding o Group II Asphalt saturating Flammable liquid spraying Solvent cleaning Mobile or modular home manufacturing
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Moses D. F. Ling 2007 © Sprinkler Placement Light hazard Area of coverage
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Unformatted text preview: Smooth ceiling If hydraulically calculated Ordinary hazard 130 ft 2 (11.4x11.4) High pile storage 100 ft 2 (10x10) Extra hazard 90 ft 2 Side Wall Sprinklers Table 13.9 part B Moses D. F. Ling 2007 Obstructions Obstructions Moses D. F. Ling 2007 Obstructions Obstructions Moses D. F. Ling 2007 Sprinkler Pipe Sizing Pipe schedule method Example Ordinary hazard orifice 8 sprinklers allowed on either side of cross main Steel pipe Area = 120 x 70 = 8400 ft 2 1 inch pipe 2 sprinklers 1 inch pipe 3 sprinklers 1 inch pipe 5 sprinklers 2 inch pipe 10 sprinklers 2 inch pipe 30 sprinklers 3 inch pipe 60 sprinklers 3 inch pipe 100 sprinklers 4 inch pipe Moses D. F. Ling 2007 Hydraulic calculations...
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This note was uploaded on 04/01/2008 for the course A E 202 taught by Professor Ling,mosesdf during the Fall '07 term at Pennsylvania State University, University Park.

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Lecture_10.1_Fire_Supression _II - Smooth ceiling If...

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