1. Associate Professor, Dept. of Civil and Environmental Engineering, Tennessee Technological Univ., P.O. Box 5015, Cookeville, TN 38505.
2. Graduate Research Assistant, Dept. of Civil and Environmental Engineering, Tennessee Technological Univ., P.O. Box 5015, Cookeville, TN 38505.
3. Director of Structures Division, Tennessee Dept. of Transportation, Suite 1100, James K. Polk Building, Nashville, TN 37243-0339.