Chapter 32 - Deep Foundations - Index of - Free

TABLE 32.4Summary of Design Methods for Deep FoundationsType Design For Soil Condition Method and AuthorDriven pile End bearing Clay N c method [67]N c method [23]CPT methods [37,59,63]CPT [8,10]Sand N q method with critical depth concept [38]N q method [3]N q method [23]N q by others [26,71,76]Limiting N q values [1,13]Value of φ [27,30,39]SPT [37,38]CPT methods [37,59,63]CPT [8,10]Rock [10]Side resistance Clay α-method [72,73]α-method [1]β-method [23]λ-method [28,80]CPT methods [37,59,63]CPT [8,10]SPT [14]Sand α-method [72,73]β-method [7]β-method [23]CPT method [37,59,63]CPT [8,10]SPT [37,38]Side and end All Load test: ASTM D 1143, static axial compressive testLoad test: ASTM D 3689, static axial tensile testSanders’ pile driving formula (1850) [50]Danish pile driving formula [68]Engineering News formula (Wellingotn, 1988)Dynamic formula — WEAP AnalysisStrike and restrike dynamic analysisInterlayer influence [38]No critical depth [20,31]Load-settlement Sand [77][41,81]All Theory of elasticity, Mindlin’s solutions [50]Finite-element method [15]Load test: ASTM D 1143, static axial compressive testLoad test: ASTM D 3689, static axial tensile testDrilled shaft End bearing Clay N c method [66]Large base [45,57]CPT [8,10]Sand [74][38][55][52][37,38][8,10]Rock [10]Rock Pressure meter [10]© 2000 by CRC Press LLC