INTERNATIONAL JOURNAL FOR NUMERICAL AND ANALYTICAL METHODS IN GEOMECHANICS Numerical Simulation of Fully Saturated Porous Materials Boris Jeremi´ c( ) 1, * Zhao Cheng ( ) 2 Mahdi Taiebat ( ﻣﻬﺪﯼ ﻃ ﻴ ﺒﺎﺕ) 3 and Yannis Dafalias ( Ιωάννης Δαφαλιάς ) 4 1 Associate Professor, Department of Civil and Environmental Engineering, University of California, Davis, CA 95616. [email protected] 2 Staff Engineer, Earth Mechanics Inc. Oakland, CA 94621 3 Graduate Student, Department of Civil and Environmental Engineering, University of California, Davis, CA 95616. 4 Professor, Department of Civil and Environmental Engineering, University of California, Davis, CA 95616 and Department of Mechanics, National Technical University of Athens, Zographou 15780, Greece. * Correspondence to: Boris Jeremi´ c, Department of Civil and Environmental Engineering, University of California, One Shields Ave., Davis, CA 95616, [email protected] Contract/grant sponsor: NSF; contract/grant number: EEC-9701568 Contract/grant sponsor: NSF; contract/grant number: CMS–0337811