1. Texas A&M Transportation Institute, College Station, Texas 77843, United States
2. GHK, Inc. Galveston, Texas 77554, United States
3. Zachry Department of Civil Engineering, Texas A&M University, College Station, Texas 77843, United States
4. Western Research Institute, Laramie, Wyoming 82072, United States
5. Artie McFerrin Department of Chemical Engineering, Texas A&M University, College Station, Texas 77843, United States