geotechnical engineering back analysis method foundation engineering critical state soil mechanics numerical geomechanics soil, earth soil dynamics soil mechanics geotechnical engineering stress path stress path method metamorphic rock standard frost penetration glacial deposit glacial deposit eluvial soil, residual soil beding feldspar sedimentary rock confined water secondary mineral geological age geological map groundwater fault fracture structure engineering geological exploration marine deposit marine deposit granite landslide fossil chemical sedimentary rock terrace joint cleavage karst hardness of minerals conglomerate flow slide continental sedimentation mud flow, debris flow clay minerals tuff ox-bow lake hypabyssal rock ground water intrusive rock geotome sandstone spit, sand spit rock pressure plutionic rock limestone quartz rickle confined ground water lagoon rock burst attitude of rock magmatic rock, igneous rock dike, dgke degree of rock weathering structure of rock texture of rock rock mass shale primary mineral mica rock-forming mineral fold, folding bore hole columnar section saturated soil overconsolidated soil dredger fill frozen soil, tjaele unsaturated soil dispersive soil silt, mo silty clay kaolinite overconsolidated soil red clay, adamic earth loess, huangtu(China) montmorillonite peat, bog muck clay cohesive soil, clayey soil expansive soil, swelling soil underconsolidated soil zonal soil fill, artificial soil soft clay, mildclay, mickle sand collapsible loess, slumping loess plain fill plasticity chart stone, break stone, broken stone, channery, chat, crushed stone, deritus underconsolidated clay cohesionless soil, frictional soil, non-cohesive soil rock illite organic soil muck, gyttja, mire, slush mucky soil undisturbed soil miscellaneous fill normally consolidated soil normally consolidated soil self weight collapse loess Atterberg limits degree of saturation saturated density saturated unit weight specific gravity consistency coefficient of uniformity, uniformity coefficient thixotropy single-grained structure honeycomb structure dry unit weight dry density plasticity index water content, moisture content gradation, grading bound water, combined water, held water Atterberg limits particle size distribution of soils, mechanical composition of soil plasticity void ratio porosity granularity, grainness, grainage fraction, size fraction capillary water density compactionness sensitivity of cohesive soil mean diameter, average grain diameter coefficient of curvature block diagram, skeletal diagram, three phase diagram tri-phase soil initial collapse pressure coefficient of collapsibility shrinkage limit soil texture soil structure specific density of solid particles air in soil water in soil aggregate, cumularpharolith constrained diameter relative density, density index relative compaction, compacting factor, percent compaction, coefficient of compaction flocculent structure coefficient of consolidation compressibility liquid limit liquidity index free water effective diameter, effective grain size, effective size effective density effective unit weight unit weight free water, gravitational water, groundwater, phreatic water fabric maximum dry density optimum water content Darcy s law piping phreatic line critical hydraulic gradient flow function flowing soil flow net sand boiling seepage seepage discharge seepage velocity seepage force seepage failure coefficient of permeability permeability potential function hydraulic gradient deformation modulus of deformation Poisson s ratio Boussinnesq s solution residual deformation residual pore water pressure excess pore water pressure settlement settlement ratio secondary consolidation settlement coefficient of secondary consolidation elastic formula for settlement calculation layerwise summation method negative pore water pressure superimposed stress secant modulus consolidation settlement settlement calculation by specification rebound deformation modulus of resilience coefficient of resilience swelling index allowable settlement of building dilatation corner-points method pore air pressure pore water pressure Apore pressure parameter A Bpore pressure parameter B Mindlin s solution Newmark chart tangent modulus creep three-dimensional consolidation settlement immediate settlement plastic deformation elastic deformation elastic modulus state of elastic equilibrium volumetric deformation modulus preconsolidation pressure modulus of compressibility coefficient of compressibility compressibility compression index effective stress self-weight stress total stress approach of shear strength final settlement Barron s consolidation theory Biot s consolidation theory over-consolidation ratio excess pore water pressure secondary consolidation secondary consolidatin one-dimensional consolidation multi-dimensional consolidation consolidation degree of consolidation theory of consolidation consolidation curve rate of consolidation coefficient of consolidation consolidation pressure rebound curve drain spacing ratio well resistance Mandel-Cryer effect creep sand drain average degree of consolidation of sand-drained ground logrithm of time fitting method time factor Terzaghi s consolidation theory Terzaghi-Rendulic diffusion equation preconsolidation pressure consolidation degree of consolidation cpmpression curve one dimensional consolidation principle of effective stress preconsolidation pressure virgin compression curve recompression curve primary consolidation primary consolidation pseudo-consolidation pressure K0consolidation under K0 condition angle of repose undrained shear strength residual angle of internal friction residual strength long-term strength uniaxial tension test dynamic strength of soils peak strength Hvorslev parameter shear strain rate shear strength shear strength parameter effective stress approach of shear strength total stress approach of shear strength Coulomb s equation Mohr s envelope Mohr-Coulomb theory angle of internal friction cohesion angle of rupture failure criterion vane strength unconfined compression strength effective angle of internal friction effective cohesion intercept effective stress failure envelope effective stress strength parameter principle of effective stress true angle internal friction true cohesion total stress failure envelope total stress strength parameter constitutive model boundary surface model cross anisotropic model hyperelastic model Drucker-Prager criterion Duncan-Chang model nonlinear elastic model cap model rigid plastic model secant modulus ?extended von Mises yield criterion extended tresca yield criterion work softening work hardening strain harding law Cambridge model Cauchy elastic model Lade-Duncan model Lade yield criterion ideal elastoplastic model critical state elastoplastic model rheological model flow rule Mohr-Coulomb yield criterion endochronic plastic model endochronic theory viscoelastic model tangent modulus Tsinghua elastoplastic model yield surface Shen Zhujiang three yield surface method twin shear stress yield criterion hyperbolic model Matsuoka-Nakai yield criterion elastoplastic modulus matrix elastoplastic modulus incremental elastoplastic theory elastic half-space foundation model elastic deformation elastic modulus elastic model KhoslaWuWei Rulong-Khosla-Wu model Winkler foundation model modified cambridge model hypoelastic model punching shear failure substratum subgrade, ground, foundation soil bearing capacity of foundation soil ultimate bearing capacity of foundation soil allowable bearing capacity of foundation soil stability of foundation soil Hansen s ultimate bearing capacity formula state of limit equilibrium California Bearing Ratio local shear failure critical edge pressure Meyerhof s ultimate bearing capacity formula Prandel bearing capacity theory Skempton s ultimate bearing capacity formula Terzaghi bearing capacity theory Vesic s ultimate bearing capacity formula general shear failure passive earth pressure coefficient of passive earth pressure state of limit e