1. Member, ASCE
2. Sr. Hydr. Engr., Rescan Envir. Services, Ltd., 600-1111 West Hastings St., Vancouver, BC, Canada V6E 2J3.
3. AWIS-Engrg., ADE Corp., 80 Wilson Way, Westwood, MA 02090; formerly, Res. Asst., Laboratoire de Recherches Hydrauliques, Ecole Polytechnique Fédéral Lausanne, CH-1015 Lausanne, Switzerland.
4. Res. Assoc., Laboratoire de Recherches Hydrauliques, Ecole Polytechnique Fédéral Lausanne, CH-1015 Lausanne, Switzerland.