1. Vice-Provost (International) and Professor, Civil Engineering, Univ. of Calgary, 2500, University Dr. NW, Calgary, AB, Canada T2N 1N4 (corresponding author).
2. Specialist/Trenchless Technologist, Associated Engineering Alberta Ltd., #1000 10909 Jasper Ave., Edmonton, AB, Canada T5J 5B9.
3. EPCOR Water Services Inc., 10065 Jasper Ave., Edmonton, AB, Canada T5J 3B1.
4. Division Manager, Industrial, Associated Engineering Alberta Ltd., #1000 10909 Jasper Ave., Edmonton, AB, Canada T5J 5B9.
5. Associate Professor, School of Engineering, Univ. of British Columbia—Okanagan, 3333 University Way, Kelowna, BC, Canada V1V 1V7.