A 6.0 m cantilever retaining wall with a surcharge of 10 KPa on the level of backfill. Use the following values: soil weight = 18 KN/m3, concrete weight = 23.5 KN/m3, angle of internal friction of soil = 35 degrees, coefficient of sliding friction (concrete on soil) = 0.6, compressive strength of concrete = 28 MPa;, yield strength of steel = 414 MPa, allowable soil pressure = 220 KPa. 1. Calculate the overturning moment. 2. Calculate the righting moment. 3. Determine the adequacy of the retaining wall against overturning considering a minimum of 1.5 factor of safety. (Stable or Unstable) 4. Determine the adequacy of the retaining wall against sliding considering a minimum of 1.5 factor of safety. (Stable or Unstable)
A 6.0 m cantilever retaining wall with a surcharge of 10 KPa on the level of backfill. Use the following values:
soil weight = 18 KN/m3,
concrete weight = 23.5 KN/m3,
angle of internal friction of soil = 35 degrees,
coefficient of sliding friction (concrete on soil) = 0.6,
compressive strength of concrete = 28 MPa;,
yield strength of steel = 414 MPa,
allowable soil pressure = 220 KPa.
1. Calculate the overturning moment.
2. Calculate the righting moment.
3. Determine the adequacy of the retaining wall against overturning considering a minimum of 1.5 factor of safety. (Stable or Unstable)
4. Determine the adequacy of the retaining wall against sliding considering a minimum of 1.5 factor of safety. (Stable or Unstable)
Step by step
Solved in 4 steps with 1 images
