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RB Engineers.Inc. Project: Bement Residence By: RB/MJT <br /> 1312 2nd St Kirkland,WA Client: Brookes Design Date: 7/9/2021 <br /> Phone: (425) 822-3009 Subject: Lateral Page: <br /> Email: rbe1992@gmail.com <br /> QUAKE FORCES ON SHEAR WALLS <br /> Shearwalls in Y—Y Direction <br /> Fw Y—Y @ Roof: 6.54 kips 6.54 k/46 ft= 142.2 #/Ft <br /> V • Y 1 =(6.54/46)x(46/2)= 3.27 = 109 <br /> SW-4 30' Ft <br /> V • Y 2=(6.54/46)x(46/2)= 3.27 = 152 # <br /> SW-6 14'+7.5' Ft <br /> Fw Y—Y @ Upper: 4.01 kips 5.21 k/55 ft= 72.9 #/Ft <br /> V • Y 3 =(4.01/55)x(2.5+10.5/2) 3.84 = 219 <br /> E SW-6 +3.27= 5'+6.5'+6' Ft <br /> V • Y 4=(4.01/55)x(10.5/2+3+17/2)= 1.22 = 94 <br /> SW-6 7'+6' Ft <br /> V • Y 5 =(4.01/55)x(17/2+15/2)= 1.17 = 97 <br /> SW-6 12' Ft <br /> V • Y 6=(5.21/55)x(15/2+7) 4.33 = 240 <br /> SW-6 +4.25 = 5.25'+5.75'+3.5'+3.5' Ft <br />