Laserfiche WebLink
LATERAL FORCE DISTRIBUTION <br />SEISMIC BASE SHEAR <br />Importance Factor, I ASCE7-16 Table 11.5-1 I = 1.00 <br />EQ Acc. @ 5% Damped Design ASCE7-16 EQ 11.4-3 SDS = 1.04 <br />Vult = 2021 IBC SHEET = 0.159 W <br />Vwork = Vult / 1.4 = 0.114 W Working Stress Level <br />Vwork = 0.114 * 89.3 kips = 10.2 kips Seismic Base Shear <br />p = 1.30 ==> Vwork = 13.2 kips Seismic Base Shear <br />WIND BASE SHEAR <br />Vult = MWFR < 160 ft = 23.4 kips <br />Vwork = Vult * 0.6 = 14.1 kips <br />WIND BASE SHEAR GOVERNS <br />DESIGN BASE SHEAR =14.1 kips <br />BASE SHEAR VERTICAL DISTRIBUTION <br />Floor Height Floor Weight wx*hx Fx % Fx Story V Fx <br />Type hx Area wx wx*hx (V-Ft)Fx%Ft+Fi Fl Area <br />ft ft^2 kips kips-ft (wx*hx)kips kips psf <br />ROOF 15.00 6,511 89.29 1,339 100.0% 14.06 14.06 2.16 <br />Total 89.29 1,339 100.0% 14.06 <br />DIAPHRAGM FORCE DISTRIBUTION <br />Floor Story V Fpx Min Max Fpx <br />Type wpx wi Ft+Fi V*wpx/w Fpx1 Fpx2 Design <br />kips kips kips kips kips kips kips <br />ROOF 83.49 83.49 14.06 14.06 17.29 34.57 17.29 <br />1 Fpx min = 0.2*SDs*I*wpx (for Flexible Diaphragm)ASCE7-16 12.10.1.1 <br />2 Fpx max = 0.4*SDs*I*wpx (for Flexible Diaphragm)ASCE7-16 12.10.1.1 <br />SHEARWALL DESIGN FORCES <br />Level Fl. Area Wall Ht. Stry Shear Base2 Shear <br />ft2 ft kips Shear % psf <br />ROOF 6,511 15.00 14.06 100.0% 2.16 <br />1 Redundancy Factor Used Per ASCE7-16 12.3.4.2 <br />Weight <br />35-24 UMIH Suite H_SANTA ANA_R0.xls, Lateral Force Distribution <br />Page 7 <br />800 N Tustin Ave Unit <br />#H1/23/2025