1. Landfill design engineer, Golder Associates, 2390 Argentia Road, Mississauga, Ontario, Canada L5N 5Z7, Telephone: +1 905 557 4444, Telefax: +1 905 567 6561, E-mail: Santosh_Rimal@golder.com
2. Professor, GeoEngineering Centre at Queen's-RMC, Queen's University, Kingston, Ontario, Canada, K7L 3N6, Telephone: +1 613 533 6933, Telefax: +1 613 533 6934, E-mail: kerry@civil.queensu.ca