Geotechnical and Geophysical Site Characterization collects the papers presented at the Third International Conference on Site Characterization (ISC 3) that took place in Taipei from April 1-4, 2008.;The subjects covered include new developments in mechanical in-situ testing and interpretation techniques, statistical analysis of test data, geo-environmental site characterization, soil sampling methods, multi-dimensional geophysical imaging techniques, residual/unsaturated soil characterization, and case histories that involve major construction projects or disaster investigations.;Over 200 papers, twelve keynote lectures and the third Mitchell lecture were presented at the conference.;Geotechnical and Geophysical Site Characterization provides a wealth of valuable information for practicing engineers as well as researchers worldwide.