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V wr wn-. Vwa M,Ex. >na woew. v..a whew• Vna MYw• vwa Mxw• v.a MYx- vn.r M.xx+ rw.r Mxw+.na we w+ ...we wcr..aw MYx• rwa Mxr• .wa Mxw• .-na Mxx• vna M.xr• vee Mxw. vwxr Mxw. •nw wew. , nwa wcr..n�n MYw • . na MYw•..a Mxx• vwa MrEx• <br />MSEW -- Mechanically Stabilized Earth Walls Kikuchi Retaining Wall <br />Present Date/Time: Tue Mar 09 13:18:41 2021 C:'Users�henry.s-rightDocuments,MSEW Files 7833 LnUS.33 Foot.BENp <br />YnaM4EW YwaMtEWVw.w M4ER'-Vwr M4E;'+Vwur MiE;'+1"ww %'. MSEW.V'wa MM:W. VwaMSEW\'waMSEWVwa MII;'•Vnr>M$W-Vn.r MSEW+,'wa MaEW+\'ww Ma'F;'e V—Mti-V—MSEW V—M— <br />SOIL DATA <br />REINFORCED SOIL <br />Unit weight, y <br />125.0 lb/ft 3 <br />Design value of internal angle of friction, <br />32.00 <br />RETAINED SOIL <br />Unit weight, y <br />125.0 lb/ft 3 <br />Design value of internal angle of friction, <br />32.00 <br />FOUNDATION SOIL (Considered as an equivalent uniform soil) <br />Equivalent unit weight, y equiv. <br />125.01b/ft 3 <br />Equivalent internal angle of friction, 4equi,'. <br />32.00 <br />Equivalent cohesion, c equiv. <br />0.0 lb/ft 2 <br />Water table does not affect bearing capacity <br />LATERAL EARTH PRESSURE COEFFICIENTS <br />Ka (internal stability) = 0.3073 (if batter is less than 10°, Ka is calculated from eq. 15. Otherwise, eq. 38 is utilized) <br />Inclination of internal slip plane, W= 61.00' (see Fig. 28 in DEMO 82). <br />Ka (external stability) = 0.3073 (if batter is less than 10°, Ka is calculated from eq. 16. Otherwise, eq. 17 is utilized) <br />BEARING CAPACITY <br />Bearing capacity is controlled by general shear. <br />Bearing capacity factors (calculated by MSEW): Nc = 35.49 N y= 30.21 <br />SEISMICITY (using AASHTO 2007) <br />Maximum ground acceleration coefficient, A = 0.600 <br />Design acceleration coefficient in Internal Stability: Kh = Am = 0.600 <br />Design acceleration coefficient in External Stability: Kh_d = 0.392 => Kh = Am = 0.415 <br />(Kh in External Stability is based on allowable displacement, d = 25 mm. using AASHTO 2002 equation) <br />Kae ( Kh > 0 ) = 0.6271 Kae ( Kh = 0 ) = 0.2705 A Kae = 0.3565 <br />Seismic soil-geogrid friction coefficient, F* is 100.0% of its specified static value. <br />Vwa MSEWVna MSE;'•t'xww MtE;'-Vw.r MSEW-V'mr MiE;'-1'ne MaEW.':.MSEW.V..a WEW. Vna ML W. Vnv MEW'•Vwa MSE1'•Vn.s MSEW-Vso MtE;'-Vw.w MiE;'-Vnw M3E;4 L'nr NaEW.% MSEW Vw M W-Vwa Wi- \'n.rI EW+ <br />Kikuchi Retaining Wall Page 2 of 5 <br />Copyright 2) 1998-2021 ADAMA Engineering, Inc. License number MSEW-401027 <br />