... for the model preparation were generated by performing lower- and upper-bound finite-elements limit analysis by varying the properties of the top and bottom layers. Two types of layered sand conditions are considered in the study: (a) dense on loose sand; (b) loose on dense sand...

...A H SOUBRA; COULOMB © Thomas Telford and ICE 1997 ENSAIS BEARING CAPACITY SEISMIC STRIP FOOTINGS SHALLOW CONDITIONS METHODS PSEUDO STATIC STATIC FORCES INERTIA UPPER BOUNDS LIMIT ANALYSIS FAILURES MECHANISMS SANDWICH CALCULATIONS SHEAR ZONES WEDGES FLOW RULES...