1. Department of Civil and Environmental Engineering, Wayne State University, 2100 Engineering Building, Detroit, MI 48202
2. Institute for Transportation Research and Education, North Carolina State University, Raleigh, NC 27695-8601
3. Highway Safety Research Center, University of North Carolina, CB 3430, Chapel Hill, NC 27599
4. E1511 Lafferre Hall, Department of Civil and Environmental Engineering, University of Missouri, Columbia, MO 65211
5. C2640 Lafferre Hall, Department of Civil and Environmental Engineering, University of Missouri, Columbia, MO 65211
6. E2509 Lafferre Hall, Department of Civil and Environmental Engineering, University of Missouri, Columbia, MO 65211