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OCR: Floors The basic components of a CFS floor system are joist and arim, or band as some like call it and connection hardware. The performance consi iderations which can be design defl lection and for span depending on which criteria need to design for Typically steel industries desi ign to L/480 You see less and less ofL/360 Customers and buil iding owner's want stiffer and his gher performance floors Span cornes into that equati ion, because light gage steel can typically clear span (unsupported) 30 feet effectively. You can go out as far as 34 feet but the intention of light age desi ign 1S to keep the gage of the steel as light as possible giving the an easier to fasten, that way 1t takes less expensive screw easier on the tools and easi er on the backs and shoul ders of the laborers Af t ...