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V..u.MSEV4Vb MSEWt'..w MSEW-%'n..c HEWN—Muw•V.NN MtEWt'..o MSEW.Ywr MSET"+Yn.r MaFY+i'...N MaEW.v.....ltiETv L'ww MiEW.V...0 MSEW.Vw.Nn N4ET•VWNN NTET•YWNrM4T'•V.a NYW-v.nr NSLT'.v.v Nuw..'w.N NatW.�'we NitT. t'..w MatW. iWNN NSF.WvW.N.NUT• <br />MSEW -- Mechanically Stabilized Earth Walls Kikuchi Retaining Wall <br />Present DateGTlme: Tue Mar 09 13:17:37 2021 C:'%Users;henry.w-righfDocuments'MSEW Files;7833 LnU6.67 Foot.BENp <br />YWWNMSEG'+VWw Mfi6'•\'.r.. M9ET'-VW..4SFY'-i'mw Ma'E04 L'«a MiEW. L'..a MaEW. t'..w IKE W. \'wa MSER'. VT.o. M4EA'. Vvw MSi*'• V..w M4E� V.....M.%M-Vwu. MSEW-i"wr MiER'. i'..e YlEW. i'.e MSEW. Vws NtEK'. V.a MfEY• Vv.o MSEW VNa MtF{'•Vw�M<EW.\"..w MSEA'. Vw�NiEW. <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 />125.0 lb/ft 3 <br />Equivalent internal angle of friction, 4equiv. <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 />Yvys MSEW 4v.s NtEtt'• l'-w. MtE9'-\'v.s MtE4'-\'ms M.iE4'- t'..we MSEW. ': n-a MSEW t'..�n MEW t'ws. MM:tt'. t'vvm MSEW'• 4'v..m MSEfV• t's.e. M4E T'-t'n.s MtFA'-\'mve MSE9'- \'.rw MiET'- t'..-N MSE W. t'w-e.. MaE W. V.ery IKEi'• t'nv MCW. Vv.s MYA'• 4vw MSER'• 4n.s MtE 4'-\'...s. NSEi'- \'..w. MiF— <br />Kikuchi Retaining Wall Page 2 of 5 <br />Copyright iC" 1998-2021 ADAMA Engineering, Inc. License number MSEW401027 <br />