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CR LAURENCE Z-SERIES GLASS CLAMPS (03/27/2014) Page 4 of 19 <br /> Z-CLAMPS <br /> Clamps to the glass on the side of the glass using a hole through the glass light at the clamp. <br /> 2'-1'8" <br /> (54 mm) `} 3/4" <br /> } I (19m y <br /> ---- 2-9/32" CRL Z I �1 O B S <br /> (58.1 mil (18.3 mm) z—CLANsp <br /> Rear Views <br /> Side View <br /> The Z-clamp provides a simple connection point(shear <br /> transferred only with no moment resistance.) <br /> Load to the Z-clamp: Qc <br /> Vertical load V=D/4 (lite weight/four clamps per lite) "r" <br /> D=L'xB'x DG <br /> L=light length,B =light height and DG=light weight in <br /> psf <br /> Glass dead load: <br /> D1/4"=2.9 psf <br /> D318"=4.8 psf <br /> D1,2"= 6.5 psf <br /> Horizontal load (H),live or wind: <br /> W or L in psf <br /> H=L'xB'x W or L <br /> Load per clamp =H/4 <br /> Glass bearing on clamp pin: <br /> allowable=t*d*3,000 psi <br /> TYPICAL USE: <br /> Glass infill panel with 25 psf wind load,42"total rail height and posts at 5' on center. <br /> EDWARD C.ROBISON,PE <br /> 10012 Creviston Dr NW <br /> Gig Harbor,WA 98329 <br /> 253-858-0855/Fax 253-858-0856 elrob' •@narrows.com <br />