Question

H=6 m Clay e0-1.1 Bedrock 2- Details of a rei draina nforced concrete cantilever retaining wall are shown in the following figure. Due to inadequate the soi front of the wall ge the water table has risen to the level indicated. Assuming the angle of friction between base of the wall l to be ( )?, determine factor of safety against overturning and sliding. Neglect passive pressure in l9 400 psf Yconcrete 150 pcf, Ydry 108 pcf, Ysat 130 pcf Yv-62.4 pcf, C-100 psf, ?-26" 12 ft Water table 2 ft 8 ft 9 ft 2 ft 15 ft 3- The following are the average values of cone penetration resistance in granular soil deposit. Assuming tion angle Use Mavne 1990 correlation:0= tan-1 o.1 + 0.3810g(gcl

Answer 1

くら olutionb 2 uoofsp k2 aka) aRt ーB,及 P3 Pu 15위 ka - 14 37n86 : 0 39 Pa aa (100 03 a) 8688-89 39 (108) ()45

Overr Auntng m moment (a053 35+ 85) Mo 13524 635 b-F pt Resfstine moment Mg: 6950 Pt os Der tum MR baas0 135574.63 D-50 fos overtuoning 0 50

13) 1806.ou 2blPt (36) 18061 Dy 6 346