Calculate Slope Stability: Swedish Method, Bishop and Oasys Slope
(a) Length AC=2.466×10=24.66m Length AB=√(〖(24.66)〗^2+〖(10)〗^2 )=26.61m sinA/10=sin90/26.61 sin〖A=(10 sin90)/26.61〗 A=sin^(-1)((10 sin90)/26.61) A=22.073° β=22.073° Assume φ=0 for undrained clay and su=cu (Xiao, 2015, p. 170) F=c_u/NγH 1.2=c_u/(N×18×10) c_u=216×N Firm stratum depth not known ∴D=∞ From Fig 13.25 (Smith, 2014, p. 409) N=0.181 c_u=216×0.181 c_u=39.096kPa c_u=39.1kPa (b) Group 1 φ^'=26° c^'=2.5kPa γ_d=18kN/m^3 γ_sat=19kN/m^3 γ_avg=18.5kN/m^3 r_u=0.28 H=10m … Read more