Foundation Analysis and Design

anchor angle approximately backfill base bearing capacity bearing-capacity bending bending moments boring Boussinesq equation caisson cell clay coefficient cofferdam cohesionless soils cohesive soils column loads compression computer program concrete consolidation counterfort curve deflection depth dimensions displacement dredge line drill earth pressure effect elastic element equation estimate Example excavation failure Figure finite-element footing force foundation friction ft-kips increase K₁ kg/cm² kips kips/ft kN/m³ lateral pressure loess material matrix maximum method modulus node obtain overburden pressure P-matrix P₁ percent piezometer pile plate plot Poisson's ratio Prob problem qult Rankine ratio resistance retaining wall rock sample sand settlement shear strength sheetpiling shown in Fig silt silty slope soil pressure solution steel Step stratum stress structure subgrade tension Terzaghi unit weight V₁ values vertical water table width zone