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LOAD: <br />Roof weights <br />Roof DL (horiz . Proj .) = <br />Ext. Wall DL = <br />Int. Shear Wall DL = <br />Wall Height (1st floor)= <br />Roof Height = <br />Total height , hn = <br />N-S Length= <br />E-W Length= <br />Roof Area= <br />Tributary Ext . Walls to Roof = <br />Tributary Int. Shear Walls to Roof = <br />Roof Weight = <br />Tributary Ext. Walls to Roof = <br />Tributary Int. Shear Walls to Roof= <br />W roof = <br />Total DL (W) = <br />Total Base Shear (V) = <br />Design Base Shear : <br />Period : T=Ct(hn)314 = 0 .02*(hn)314 = <br />Vertical distributions of seismic forces: <br />Level wx (I b) Area (tel Fx N-S (lbl <br />Roof 13 ,965 449 2 ,891 <br />1st Floor - <br />L 13 ,965 2 ,891 <br />FxE-W (lb <br />2 ,891 <br />2 ,891 <br />Fpx N-S <br />(I b) <br />2 ,891 <br />2 ,891 <br />Fx E·W wx <br />2 ,891 <br />2 ,891 <br />Shear <br />E-W <br />17.0 <br />17.0 <br />7.0 <br />8.0 <br />4.0 <br />12 .0 <br />20.3 <br />449.3 <br />84.9 <br />20.3 <br />7 ,625 <br />5,770 <br />569 <br />13,965 <br />13 965 <br />2 891 <br />0.129 sec <br />V= <br />V= <br />0.2 S05 W <br />(I b) <br />2 ,891 <br />0.2 SosW <br />(I b) <br />2 ,891 <br />Use <br />Use <br />N-S <br />17.0 <br />17.0 <br />7 .0 <br />8.0 <br />4.0 <br />12 .0 <br />22.1 <br />449.3 <br />84.9 <br />22.1 <br />7 ,625 <br />5 ,770 <br />619 <br />14,014 <br />14 014 <br />2 891 <br />E-W <br />0.21 <br />2 ,891 <br />(I b) <br />2 ,891 <br />(I b) <br />2 ,891 <br />Diaphragm <br />E-W <br />17.0 <br />17.0 <br />7.0 <br />8.0 <br />4.0 <br />12 .0 <br />20.3 <br />- <br />449 .3 <br />44.2 <br />20.3 <br />7 ,625 <br />3 ,006 <br />569 <br />11,200 <br />11 200 <br />N-S <br />0.21 w <br />2 ,891 lbs <br />fx N-S <br />(psf) <br />6.44 <br />fx E-W <br />(psf) <br />6.44 <br />N-S <br />17.0 <br />17.0 <br />7.0 <br />8.0 <br />4.0 <br />12 .0 <br />22.1 <br />- <br />449.3 <br />40.7 <br />22.1 <br />7 ,625 <br />2 ,765 <br />619 <br />11,009 <br />11 009 <br />fpx N-S <br />(psf) <br />6.44 <br />fpx E-W <br />(psf) <br />6.44 <br />psf <br />plf <br />plf <br />ft <br />ft <br />ft <br />sq .ft . <br />ft <br />ft <br />I <br />I <br />I <br />I <br />I <br />I <br />bs . <br />bs . <br />bs . <br />bs . <br />bs <br />bs