1. Ph.D. Student, Dept. of Civil Engineering, Center for Underground Infrastructure Research and Education, Univ. of Texas at Arlington, Arlington, TX.
2. Assistant Professor of Instruction, Dept. of Civil Engineering, Univ. of Texas at Arlington, Arlington, TX.
3. Clinical Assistant Professor, Univ. of North Texas, Denton, TX.
4. Practice Leader, KCI Technologies, Inc.
5. Professor and Director, Dept. of Civil Engineering, Center for Underground Infrastructure Research and Education, Univ. of Texas at Arlington, Arlington, TX.