1. Graduate Research Assistant, Dept. of Civil, Construction and Environmental Engineering, Iowa State Univ., 2711 S Loop Dr. 4700, Ames, IA 50010-8664 (corresponding author). ORCID: .
2. Associate Professor, Dept. of Civil, Construction and Environmental Engineering, Iowa State Univ., 374 Town Engineering Bldg., Ames, IA 50011-3232.