1. Safety Program Director, Center for Advanced Transportation Systems Simulation, Dept. of Civil, Environmental and Construction Engineering, Univ. of Central Florida, Orlando, FL 32816-2450 (corresponding author).
2. Assistant Professor, Dept. of Civil, Environmental and Construction Engineering, Univ. of Central Florida, Orlando, FL 32816-2450.
3. Professor and Chair, Dept. of Civil, Environmental and Construction Engineering, Univ. of Central Florida, Orlando, FL 32816-2450.