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CR LAURENCE Z-SERIES GLASS CLAMPS (03/27/2014) Page 18 of 19 <br /> Maximum allowable horizontal loads on clamp: <br /> Stainless steel clamps <br /> Horizontal Loads Fastener to supports <br /> Clamp Style , 5/16" screw to steel 1/" HUS-EZ to conc. 5/16"lag to wood <br /> 1A"Glass 446# 185# 142# <br /> 3/8"Glass 402# 167# 123# <br /> 1/" Glass 345# 143# 110# <br /> Maximum allowable wind load based on 3'x5' glass light <br /> Stainless steel clamps <br /> Horizontal Loads Fastener to supports <br /> Clamp Style 5/16" screw to steel 1/4"HUS-EZ to conc. 5/16"lag to wood <br /> 1/2 Glass 3'x5' 85.6 psf 44.5 psf 34.2 psf <br /> 3/8"Glass 3'x5' 52.1 psf 44.5 psf 34.2 psf <br /> 1/a"Glass 3'x4'-3" 25 psf 25 psf 25 psf <br /> For Nystar(cast zinc alloy) clamps <br /> Horizontal Loads Fastener to supports <br /> Clamp Style 5/16" screw to steel 1/4"HUS-EZ to conc. 5/16" lag to wood <br /> 1/2"Glass 87# 87# 87# <br /> 3/8" Glass 87# 87# 87# <br /> 1/"Glass 87# 87# 87# <br /> Maximum wind load is 23.2 psf <br /> EDWARD C.ROBISON,PE <br /> 10012 Creviston Dr NW <br /> Gig Harbor,WA 98329 <br /> 253-858-0855/Fax 253-858-0856 elrobison@narrows.com <br /> ?i)53/ <br />