Question 1
Which of the two walls in Figure As 1 gives the large horizontal force? Show your calculations).
Question 2
The drainage system of a cantilever wall shown in Figure As 2 became blocked after a heavy rainstorm and the groundwater level, which was originally below the base, rose to1.5 (m) below the surface. Determine the stability of the wall before and after the rainfall. Neglect seepage effects.
