ARTICLE 372. CELLULAR CONCRETE FLOOR RACEWAYS


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ARTICLE 372. CELLULAR CONCRETE FLOOR RACEWAYS
ARTICLE 372. CELLULAR CONCRETE FLOOR RACEWAYS372.1. Scope. The term Precast cellular concrete floor, as mentioned in 372.2, refers to a type of floor construction designed for use in steel frame, concrete frame, and wall-bearing construction, in which the monolithically precast reinforced concrete floor members form the structural floor and are supported by beams or bearing walls. The floor members are precast with hollow voids that form smooth round cells. The cells are of various sizes depending on the size of floor member used.The cells form raceways which by means of suitable fittings can be adapted for use as underfloor raceways. A precast cellular concrete floor is f…
Citation
Frederic P. Hartwell; Joseph F. McPartland; Brian J. McPartland: McGraw-Hill's National Electrical Code 2017 Handbook, 29th Edition. ARTICLE 372. CELLULAR CONCRETE FLOOR RACEWAYS, Chapter (McGraw-Hill Professional, 2017), AccessEngineering Export