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BXUV.D925 - Fire Resistance Ratings - ANSVUL 263 <br />SEE ITEM <br />I <br />'> g SEE ITEM 4 <br />Page 2 of 9 <br />s crIoh a-8 <br />Supports — W8x28,W 12x16 or alternate (per Section IV.6 in the front of the Fire Resistance Directory) steel beam or min <br />8K1 steel joists when joist substitution applied. <br />1. Normal Weight or Lightweight Concrete — Normal weight concrete carbonate or siliceous aggregate, 3500 psi <br />_ <br />compressive strength, vibrated. Lightweight concrete, expanded shale, <br />or slate aggregate by rotary <br />-kiln method, or <br />expanded clay aggregate by rotary -kiln or sintered-grate method, 3000 psi compressive strength, <br />vibrated, 4 to 7 percent <br />entrained air. <br />Restrained concrete <br />concrete Unit <br />concrete <br />_ <br />Assembly Rating Hr (Type) <br />Weight pcf <br />Thkns In. <br />I Normal Weight <br />147-153 <br />3-1/2 <br />1-1/2 Normal Weight <br />147-153 <br />4 <br />2 Normal Weight <br />147-153 <br />4 <br />3 Normal Weight <br />14'-153 <br />5-1/4 <br />3/4 or 1 Lightweight <br />107-113 <br />2-1/2 <br />(See Item 6) <br />I Lightweight <br />107-120 <br />2-5/8 <br />1-1/2 Lightweight <br />107-113 <br />3 <br />2 Lightweight <br />107-113 <br />3-1/4 <br />2 Lightweight <br />107-116 <br />3-1/4- <br />2 Lightweight <br />114-120 <br />3-1/2 -e <br />3 Lightweight <br />107-113 <br />1 4-3/16 <br />3 Lightweight <br />114-120 <br />1 4-7/16 <br />-For use with 2 or 3 in. steel floor and form units only. <br />2. Welded Wire Fabric — 6 x 6, 10 x 10 SWG. <br />3. Steel Floor and Form Units' — Composite 1-1/2, 1-5/8, 2 or 3 in. deep gals units or 4-1/2 in. deep noncomposite <br />galv units. Fluted units may be uncoated or phosphatized/painted. Min gauges are 22 MSG for fluted and 20/20 MSG for <br />cellular units. The following combinations of units may be used: <br />(1) All 18, 24, 26 28 or 36 In. wide cellular. <br />http://database.ul.com/cgi-bin/XYV/template/LISEXT/1 FRAME/showpage.html?name=... 11 /14/2007 <br />