1. Program Manager, Institute for Transportation Research and Education, North Carolina State Univ., Centennial Campus Box 8601, Raleigh, NC 27695-8601 (corresponding author).
2. Senior Research Associate, Institute for Transportation Research and Education, North Carolina State Univ., Centennial Campus Box 8601, Raleigh, NC 27695-8601.
3. Graduate Student Teaching Assistant & E.I., Institute for Transportation Research and Education, North Carolina State Univ., Centennial Campus Box 8601, Raleigh, NC 27695-8601.
4. Research Associate, Institute for Transportation Research and Education, North Carolina State Univ., Centennial Campus Box 8601, Raleigh, NC 27695-8601.
5. Communications and Public Involvement Director, CRW Engineering Group, LLC, 3940 Arctic Blvd. #300, Anchorage, AK 99503.
6. Transportation Engineer & E.I., Institute for Transportation Research and Education, North Carolina State Univ., Centennial Campus Box 8601, Raleigh, NC 27695-8601.
7. Technical Specialist, Parsons Brinckerhoff, 434 Fayetteville St., Raleigh, NC 27601.
8. Operations and Maintenance Manager, North Carolina Dept. of Transportation, Raleigh, NC 27695.
9. Professor & Chair, Dept. of Civil and Environmental Engineering, Wayne State Univ., Detroit, MI 48202.