1. Associate Professor, Zachry Dept. of Civil Engineering, Texas A&M Univ., 3136 TAMU, College Station, TX 77843-3136.
2. J. L. Frank/Marathon Ashland Petroleum LLC Chair in Engineering Project Management Professor, Zachry Dept. of Civil Engineering, Texas A&M Univ., 3136 TAMU, College Station, TX 77843-3136.