1. Member, ASCE
2. Student, Washington Univ. in St. Louis, Civ. Engrg. Dept., Campus Box 1130, One Brookings Dr., St. Louis, MO 63130.
3. Asst. Prof., Dept. of Civ. and Envir. Engrg., 1075 13th St. South, Ste. 120, The Univ. of Alabama at Birmingham, Birmingham, AL 35294-4440.