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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: X 5 (Quake) <br /> L= 2.5 ft TLRF= 5 ft(conservative) <br /> P= 289 lb/ft <br /> P x L= 289 x 2.5 = 0.72 kip r D 0.7Ev (.6D)-.7Ev <br /> Padj=[ 0.6 0.11 0.25 <br /> MoT= 0.72 x 8.1 = 5.85 kip-ft <br /> S_ds= 1.28 From Cs Calculations <br /> WDL Roof <br /> .7(0.2*S_ds)= 0.18 <br /> rD 0.7Ev (.6D)-.7Ev <br /> 0.163 0.03 0.07 <br /> MR= [(0.07+0.07)x0.5x2.5+0.25x2.5] = <br /> 0.80 kip-ft <br /> H= 8.1 <br /> T=C=MoT-MR= E 2.02 kip WDL Wall: <br /> D 0.7Ev (.6D)-.7Ev <br /> 0.162 0.03 0.07 <br /> `• <br /> MoT <br /> -.--- L=2.5 feet_—___. <br /> Therefore use(1)STHD14 hold downs at each end <br />