Short Beam Shear, LW ... D902 UL Product Spec * This thickness applies when optional Item 12 or 13 are used over 31/4 in. light weight concrete topping. + When bottom chords consist of 1 in. by 1 in. by in. thick steel angles, the thickness of sprayapplied fire resistive material shall be increased by 1/4 in. on the bottom chord only.
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