1. Department of Civil Engineering, University of Texas at Arlington, 425 Nedderman Hall, 416 Yates Street, Box 19308, Arlington, TX 76019
2. Zachry Department of Civil Engineering, Texas A&M University System, 3136 TAMU, College Station, TX 77843
3. Civil, Environmental, and Architectural Engineering, University of Colorado at Boulder, UCB 428, Boulder, CO 80309
4. College of Engineering, Department of Civil Engineering, University of Kentucky, 151A OHR, Lexington, KY 40506