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• <br /> A&P Holdings 1498 plan <br /> Structural Calculations <br /> E <br /> Check Wall Stability <br /> Overturning: Calculate moments about edge of toe <br /> Mar:=Racy•""' =5891.9 Overturning moment due to soil <br /> 3 pressure and surcharge(ft-lbs) <br /> wbace:=(B)•150•t=516.7 Weight of base(lbs/ft) <br /> 12 <br /> ws,em:=h,,,ax• 2 •150=1050 Weight of concrete stem wall (lbs/ft) <br /> w.sa;t:=1 heel.h,,,,•ys=4214 Weight of soil over heel (lbs/ft) <br /> . B w (t+ 1=2734.7 Resisting moment due to weight <br /> M •cane — 2 base+wsgen1• 24 too of concrete(ft-lbs) <br /> 1 <br /> Msap:=wsail• l7Oe+ 12 + `� =14397.8 Resisting moment due to weight of <br /> 2 soil (ft-lbs) <br /> M M COW <br /> FA :_ s°''=2.9 Factor of safety against overturning <br /> Mar <br /> R,,:=w soil+w base+wstem=5780.7 Vertical reaction (Ibs) <br /> Rh:=Rac,=1761.7 Horizontal reaction (Ibs) <br /> P =0 psf <br /> Pac.,=351.2 psf <br /> 1,0e <br /> —1 t <br /> 'heel=3.5ft <br /> By: J. Conner, PE, SE <br /> Page 2 )V/S- <br />