Graphical Determination of Earth Slopes, Retaining Walls and Dams

angle of friction angle of natural angle of repose bank of earth center of gravity center of pressure cloth coefficient of cohesion construction cos² counterforts cubic foot determined directrix AH earth pressure Electric embankment Engineers equal stability equation factor of safety force of cohesion force polygon formula friction given gives graphical horizontal line Illustrated inclined intensity of pressure line of resistance masonry mass of earth material method middle third natural repose natural slope pentagonal profile perpendicular plane of natural plane of rupture plane of sliding practical Prof proportional represent resultant retaining wall revised segment sides sin2 sliding prism slope of equal slope of equilibrium soil specific weight submerged dam surcharge theory total pressure trapezoidal triangle ABC triangle of forces triangle of pressure triangular triangular prism vertical W₁ W₂ water pressure Weyrauch width Yah²