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' • , National Concrete Masonry ---;ociation Page 4 of 5 <br /> Result of External Stability Static Analysis <br /> Calculated Design Criteria <br /> FOS Sliding 6,27 >1,50 <br /> FOS Overturning 11.10 >2.00 <br /> FOS Bearing Capacity 73.04 >2.00 <br /> Base Reinforcement Length(L)(ft) 9.00 <br /> Base Reinforcement Ratio(L/H) 0.75 >0.60 <br /> Results of Internal Stability Static Analysis <br /> Layer <br /> SRW Anchor FOS FOS FOS <br /> Geosynthetic Elevation Length Spacing <br /> Unit Length Overstress Pullout Slide (ft) <br /> Product (N) (ft) <br /> (ft) >=1.50 >=1.50 >=1.50 <br /> Comtrac 800 135.96 "NOT <br /> 8 1050 16.00 6.70 42.86 3.52 <br /> OK <br /> Comtrac 800 NOT <br /> 2 1_50 9.00 4/4 14.29 5.81 7.66 <br /> OK <br /> — ------- — <br /> Results of Facing Stability Static.Analysis <br /> FOS <br /> SRW Heel FOS <br /> Unit Elev Geosynthetic Crest <br /> Connection <br /> Product Toppling <br /> # (ft) >=1,50 <br /> >1=1.50 <br /> 8 10.50 Comtrac 800 55.76 4.23 <br /> 2 1.50 Comtrac 800 *1.48 <br /> file:///C1Prograrn%2012ilcs%20(x86)/NCMA/SR Wall%204.0/Report.html 6/25/2015 <br />