1. Graduate Research Assistant, Rail Transportation and Engineering Center, Dept. of Civil and Environmental Engineering, Univ. of Illinois at Urbana–Champaign, Urbana, IL 61801 (corresponding author). ORCID: .
2. Principal Research Engineer, Rail Transportation and Engineering Center, Dept. of Civil and Environmental Engineering, Univ. of Illinois at Urbana–Champaign, Urbana, IL 61801.
3. Senior Research Scientist and Senior Lecturer, Rail Transportation and Engineering Center, Dept. of Civil and Environmental Engineering, Univ. of Illinois at Urbana–Champaign, Urbana, IL 61801. ORCID: