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I <br /> MSEW--Mechanically Stabilized Earth Walls Seaway Center Lot 3C <br /> rt..0n RueTi„Ic:Fri Oct 12 14:1431 2007 G:,U517.1tSUSADI.E1tt50005922.1 Scat,ayCtr Lot 7C•nciid Rock cry nctign,RcinfItockcry9'.a6N <br /> I <br /> SOIL DATA <br /> I REINFORCED SOIL <br /> Unit weight, y 125.0 lb/ft 3 <br /> Design value of internal angle of friction, 4 34.0° <br /> I RETAINED SOIL <br /> Unit weight, y 125.0 lb/R' <br /> Design value of internal angle of friction, 35.0° <br /> I FOUNDATION SOIL(Considered as an equivalent uniform soil) <br /> Equivalent unit weight,y,,,:,;.. 125.0 lb/ft' <br /> Equivalent internal angle of friction, ,ik,,,;,.. 35.0° <br /> Equivalent cohesion, e,.n„;,.. 200.0 lb/ft 2 <br /> Water table does not affect bearing capacity <br /> LATERAL EARTH PRESSURE COEFFICIENTS <br /> I Ka(internal stability)=0.2827 (if batter is less than 10°,Ka is calculated from eq. 15. Otherwise,eq.38 is utilized) <br /> Inclination of internal slip plane. w=62.00° (see Fie.28 in DEMO 82). <br /> Ka(external stability)=0.2710 (if batter is less than 10°,Ka is calculated from eq. 16. Otherwise,eq. 17 is utilized) <br /> BEARING CAPACITY <br /> I Rearing capacity coefficients(calculated by MSEW): Nc=46.12 N 7=48.03 <br /> SEISMICITY <br /> I Maximum ground acceleration coefficient, a„ = 0.150 <br /> Kae(a„>0)=0.3919 Kae(a„=0) =0.2710 A Kae=0.1209 (see eq.37 in DEMO 82) <br /> Seismic soil-geogrid friction coefficient,F* is 80.0%of its specified static value. <br /> I <br /> I <br /> I <br /> 1 . <br /> I <br /> I <br /> 1 <br /> Seaway Center Lot 3C Page 2 of 4 <br /> Copyright 0 1998-2004 ADAMA Engineering,Inc. License number M-US-0534 <br />