1. Staff Engineer, Terracon Consultants, Inc., Louisville, KY 40223.
2. Associate Professor, Dept. of Civil and Environmental Engineering, Michigan State Univ., East Lansing, MI 48824 (corresponding author). ORCID: .
3. Professor, Dept. of Civil, Construction and Environmental Engineering, Iowa State Univ., Ames, IA 50011.
4. Professor Emeritus, Dept. of Civil and Environmental Engineering, Univ. of Wisconsin–Madison, Madison, WI 53076. ORCID: .
5. Gary Wendt Professor and Chair, Dept. of Civil and Environmental Engineering, Univ. of Wisconsin–Madison, Madison, WI 53076.