1. Ph.D. Candidate, Dept. of Civil and Environmental Engineering, Univ. of Alberta, Edmonton AB, Canada T6G 2W2.
2. General Manager, Landmark Homes, 9765-54 Ave., Edmonton AB, Canada T6E 5J4.
3. Associate Professor, Dept. of Civil and Environmental Engineering, Univ. of Alberta, Edmonton AB, Canada T6G 2W2.
4. President, Landmark Group, 9765-54 Ave., Edmonton AB, Canada T6E 5J4.