1. Senior Geotechnical Engineer, BGC Engineering, 414 Princeton Ave., Ottawa, ON, Canada K2A 4G2 (corresponding author).
2. Principal Geotechnical Engineer, BGC Engineering, 701 12th St., #211, Golden, CO 80401.
3. Principal Geotechnical Engineer, BGC Engineering, 980 Howe St., Vancouver, BC, Canada V6Z 0C8.