ARTICLE 374. CELLULAR METAL FLOOR RACEWAYS


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ARTICLE 374. CELLULAR METAL FLOOR RACEWAYS
ARTICLE 374. CELLULAR METAL FLOOR RACEWAYS374.2. Definitions.‚ÄÉThis is a type of floor construction designed for use in steel frame buildings in which the members supporting the floor between the beams consist of sheet steel rolled into shapes that are so combined as to form cells, or closed passageways, extending across the building. The cells are of various shapes and sizes, depending upon the structural strength required.The cellular members of this type of floor construction form raceways. A cross-sectional view of one type of cellular metal floor is shown in Fig. 374-1.
Citation
Frederic P. Hartwell; Joseph F. McPartland; Brian J. McPartland: McGraw-Hill's National Electrical Code 2017 Handbook, 29th Edition. ARTICLE 374. CELLULAR METAL FLOOR RACEWAYS, Chapter (McGraw-Hill Professional, 2017), AccessEngineering Export