1. Formerly, Graduate Student, Construction Management Program, School of Planning, Design, and Construction, Michigan State Univ., Room 7 Farrall Hall, East Lansing, MI 48824.
2. Director, Center for Underground Infrastructure Research and Education (CUIRE), Coordinator, Construction Engineering and Management, Dept. of Civil and Environmental Engineering, Univ. of Texas at Arlington, Box 19308, 438 Nedderman Hall, Arlington, TX 76019-0308.