1. Assistant Professor, Building Technology and Construction Management Division, Dept. of Civil Engineering, Indian Institute of Technology Madras, Chennai, Tamilnadu 600 036, India.
2. Professor and Hal D. Pritchett Endowed Chair, School of Civil and Construction Engineering, Oregon State Univ., 220 Owen Hall, Corvallis, OR 97331.
3. Associate Professor, Dept. of Civil and Environmental Engineering, Univ. of Illinois at Urbana Champaign, 205 N. Mathews Ave., Urbana, IL 61801 (corresponding author).
4. Professor, Zachry Dept. of Civil Engineering, Texas A&M Univ., 3136 TAMU, College Station, TX 77843-3136.
5. 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.