1. Civil Engineer, US Army Engineer Research and Development Center, Vicksburg, MS 39180 (corresponding author). ORCID: .
2. Civil Engineer, Geotechnical and Structures Laboratory, US Army Engineer Research and Development Center, 3909 Halls Ferry Rd., Vicksburg, MS 39180.
3. Professor, Dept. of Civil and Environmental Engineering, Colorado School of Mines, 3909 Halls Ferry Rd., Vicksburg, MS 39180, Golden, CO 80401. ORCID: