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Job Name:Cypress St. Fire Station - Diaphragm Design <br /> Job #:23005.10 <br /> Date:5/15/2024 <br /> Description:Diaphragm - Gridline B.4 - Level - Roof <br />Diaphragm Design - shear <br />Gridline =B.4 Floor =Roof <br />vallow =0.180 klf L =42.50 ft <br />Fline =1.74 k <br />Vdia = Fline x Fpx/Fx Fpx/Fx =1.00 <br />1.74 k Omega=1 <br />vdia = Vdia / L <br />0.041 <br />Diaphragm Design - drags <br />x (ft) V (k) <br />0.00 0.00 <br />0.00 0.00 <br />13.50 -1.19 <br />42.50 0.00 <br />Ltotal(sw) =13.50 ft <br />vsw(dia) =0.129 klf (dia force level) <br />Panel Shear xi xj Lsw <br />R-B.4.1 1.74 0.00 13.50 13.50 <br />15/32 Struct I w/ 10d at 6, 6, 12 (un-blocked) <br />klf < 0.18 klf, therefore OK <br />-62.00 <br />-42.00 <br />-22.00 <br />-2.00 <br />18.00 <br />38.00 <br />58.00 <br />0 20 40 60 80 100 <br />Drag Force Diagram <br />93