TY - SER TI - Journal of Geotechnical and Geoenvironmental Engineering Volume 132, Number 4 April 2006 SN - 1090 0241 PY - 2006/// CY - Virginia : American Society of Civil Engineers KW - Geotechnical N1 - February 2006; TECHNICAL PAPERS Slug Test Analysis in Vertical Cutoff Walls. l: analysis Methods / Hangseok Choi and David E. Daniel. Slug Test Analysis in Vertical Cutoff Walls. ll: Applications / Hangseok Choi and David E. Daniel. Seismic Response of a Composite Landfill Cover Neven Matasovic and TECHNICAL NOTES How Reliability is the Plasticity Index for Estimating the Liquefaction Potential of Clayey Sands? Ivan B Gratchev, Kyoji Sassa and Hiroshi Fukuoka DISCUSSION AND CLOSURES Discussion of "Modeling Expansive Soil Movements beneath Strucutres" by Mark J. Masia, Yuri Z. Totoev and Peter W. Kleeman Brian C. Burman. Closure by Mark J. Masia, Yuri Z. Totoev and Peter W. Kleeman. Discussion of "Nonlinear Mohr Envelopes Based on Triaxial Data" by R. Baker A. Serrano and C. Olalla. Closure by R. Baker ER -