1. Member, ASCE
2. Prof., Dept. of Civ., Geological and Mining Engrg., École Polytechnique, P.O. Box 6079, Stat. Centre-Ville, Montréal, Canada H3C 3A7.
3. Prof., Dept. of Appl. Sci., Université du Québec en Abitibi-Témiscamingue, 445 Boul. Université, Rouyn-Noranda, Canada J9X 5E4.
4. Prof., Geotech. Res. Ctr., Dept. of Civ. and Envir. Engrg., The Univ. of Western Ontario, London, ON, Canada N6A 5B9.
5. Fac. Mgr., Brookfield, LePage Johnson Control, Southwestern Ontario, London, ON, Canada.