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RB Engineers,Inc_ Project: Bement Residence By: RB/MJT <br /> Client: Brookes Design Date: 7/9/2021 <br /> Subject: Lateral Page: <br /> CHECK OVERTURNING FOR: Y 1 (Quake) <br /> L= 30 ft TLRF= 5 ft(conservative) <br /> P= 109 lb/ft _ <br /> P x L= 109 x 30= 3.27 kip D 0.7Ev (.6D)-.7Ev <br /> Padj= 0.3 0.05 0.13 <br /> MoT= 3.27 x 8.1 = 26.49 kip-ft <br /> A <br /> S_ds= 1.28 From Cs Calculations <br /> WDL Roof <br /> .7(0.2*S_ds)= 0.18 <br /> D 0.7Ev (.6D)-.7Ev <br /> 1.950 0.35 0.82 <br /> MR= [(0.82+0.82)x0.5x30+0.13x30] _ <br /> 28.37 kip-ft <br /> H= 8.1 <br /> T=C=MoT-MR= 70.06 kipt 1 WDL Wall: <br /> L <br /> D 0.7Ev _6D)-.7Ev <br /> 1.944 0.35 0.82 <br /> T � <br /> MoT � <br /> - — L=30 feet---__.H <br /> Therefore use NO hold downs Needed. <br />