1133 S Austin St & Unit# 2 - Plan

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HOANG DAN PHAM, P.E HD ENGINEERING CONSTRUCTION 3/5/2024 Location:SANTA ANA Latitude.:33.7322 Longitude.:-117.9321 At 0.2 sec., 5% Damped Spectral Response Acceleration Parameter:SS =1.329 g At 1.0 sec., 5% Damped Spectral Response Acceleration Parameter:S1 =0.475 g Per ASCE 7-16, Table 20.3-1 Site Classification:D Per ASCE 7-16, Table 11.4-1 For Short Period, Site Coefficient:Fa =1.2 Per ASCE 7-16, Section 11.4.8 For Long Period, Site Coefficient:Fv =1.8 Adjusted MCE Spectral Respone Acceleration Design MCE Spectral Acceleration SMS = Fa x SS SMS =1.595 SDS = (2/3) x SMS SDS =1.063 g SM1 = FV x S1 SM1 =0.855 SD1 = (2/3) x SM1 SD1 =0.570 g TS = SD1/SDS TS =0.536 sec. T0 = 0.2 x (SD1/SDS)T0 =0.107 sec. Per ASCE 7-16, Table 1.5-2 Occupancy Importance Factor:Ie =1.0 Per ASCE 7-16, Table 12.2-1 Response Modification Coefficient:R =6.5 Per ASCE 7-16, Figure 22-15 Long-Period Transition Period: TL =8.0 sec. Per ASCE 7-16, Table 11.6-1&2 Seismic Design Category:D Seismic Roof Height:hn =13.5 ft Per ASCE 7-16, Table 12.8-2 T = 0.02 x (hn)0.75 T =0.14 sec. Per ASCE 7-16, Table 12.3-3 Redundancy Factor for SDC D r =1.3 For TL>T CSmax1 = SDS / [T x (R/IE)] =1.16 For TL<T CSmax2 = SD1 x TL / [T2 x (R/IE)] =35.36 CS = SDS x (R/IE) =0.164 OK CSmin1 =0.044SDS x Ie =0.04 CSmin2 =0.01 For S1>0.6 CSmin3 = 0.5 x S1 / (R/IE) =0.04 V = r x CS x W =0.213 x W Exterior Walls Interior Walls Total Height Weight Length Mass Height Weight Length Mass Mass (ft)(psf)(ft)(kips)(ft)(psf)(ft)(kips)(kips) 8.00 17.0 153.0 20.81 8.00 7.0 150.0 8.40 29.21 Diaphragms Walls Total Seismic 0.7E Area Weight Mass Above Below Mass Mass VX (sq ft)(psf)(kips)(kips)(kips)(kips)(kips)(lbs) Addition 166.0 17.0 2.82 0.50 14.60 15.10 17.93 3812 2668 Existing 950.0 17.0 16.15 1.50 0.00 1.50 17.65 3753 2627 5295 SEISMIC LOADS ANALYSIS - ADDITION Per ASCE 7-16, Section 12.8 (Equivalent-Lateral-Force ) L-7