Cantilever retaining wall analysis Design Excel Sheet

 Purpose of calculation: The details of a cantilever retaining wall are shown below, is the design of the wall satisfactory?   

Calculation Reference: Craig Soil Mechanics. R.F. Craig   

Calculation Validation: Check against a worked example in the reference above.   

Calculation Parameters   

   Surcharge Pressure

   Thickness of the Stem

   Thickness of the Base

   Length of Backfill

   Height of Wall from the Base

   Width of the Base

   Characteristics of Backfill

   Drained (effective stress) Shear Strength Parameter

   Unit Weight of the backfill

   Drained (effective stress) Shear Strength Parameter

   Characteristics of Concrete

   Unit Weight of Concrete

   Angle of friction between the base and the foundation soil is

   Active earth pressure coefficient

   Horizontal Forces

   Sum of Horizontal Forces

   Vertical Forces

   Sum of Vertical Forces

   Lever

   Moments

   Lever arm of base resultant

   FoS against overturning

   Eccentricity of base reaction

   Maximum and minimum base pressures

   FoS against sliding

Calculation Reference

Geotechnics