Geotechnical

Liquefied Strength and Its Relationship to Effective Stress

Authour(s) Robb Eric S. Moss, Ph.D., P.E., F.ASCE   Abstract The residual strength of liquefied soil (su,r) is a large-strain strength variable often used for forecasting the seismic stability of dams, embankments, and mine tailings. This variable is usually arrived...

Contaminant Diffusion through a Novel Coextruded Vapor Barrier

Author(s) V. DiBattista and R. Kerry Rowe, Dist.M.ASCE   Abstract Organic contaminant diffusion through a novel multilayer coextruded vapor barrier is examined for benzene, toluene, ethylbenzene, xylenes (BTEX), trichloroethylene (TCE), and tetrachloroethylene (PCE)....

Simplified Numerical Method to Simulate the Thawing of Frozen Soil

Author(s) Marianna Loli, PhD Angelos Tsatsis, PhD Rallis Kourkoulis, PhD Ioannis Anastasopoulos   Abstract Thawing weakens the frozen soil supporting buildings and lifelines from Siberia to Alaska, resulting in settlements up to hundreds of millimetres during a single...

Sample Disturbances Due to Removal of Confining Pressure in Laminated Clay

Author(s) Laura Moore, MEng Pratiksha Pandey, BTech, PhD Vinayagamoorthy Sivakumar, BSc, MSc, DIC, PhD, CEng,   Abstract Sample disturbances in laminated soils may be caused by several factors, including water movement between the clay and sand layers upon removal of...