1. Graduate Research Assistant, Dept. of Civil, Environmental and Architectural Engineering, Univ. of Kansas, 1530 W. 15th St., Lawrence, KS 66045-7609.
2. Staff Senior Engineer, RTE Technologies Inc., 7924 Floyd Suite 100, Overland Park, KS 66204; formerly, Research Assistant, Dept. of Civil, Environmental, and Architectural Engineering, Univ. of Kansas, 1530 W. 15th St., Lawrence, KS 66045-7609.
3. Associate Professor, Dept. of Civil and Architectural Engineering and Construction Management, Univ. of Cincinnati, Cincinnati, OH 45221-0071.
4. Professor, Dept. of Civil, Environmental and Architectural Engineering, Univ. of Kansas, 1530 W. 15th St., Lawrence, KS 66045-7609 (corresponding author).