1. Asst. Prof. of Civ. Engrg., Univ. of Saskatchewan, Saskatoon, SK, S7N 0W0.
2. Prof. of Civ. Engrg., Univ. of Saskatchewan, Saskatoon, SK, S7N 0W0.
3. Operations Plng. Engr., Saskatchewan Hwy. and Transp., Regina, SK, S4P 3V5.
4. Assoc., VEMAX Mgmt. Inc., 209-15 Innovation Blvd., Saskatoon, SK, S7N 2X8.