1. Member, ASCE
2. Associate Member, ASCE
3. Student Member, ASCE
4. Prof. and Chair., Dept. of Civ., Struct., and Envir. Engrg., Univ. at Buffalo, State Univ. of New York, Buffalo, NY 14260.
5. Asst. Prof., Dept. of Civ. Engrg., Catholic Univ. of America, Washington, DC 20064.