1. Associate Member, ASCE
2. Fellow, ASCE
3. Assoc. Prof., Dept. of Constr. Engrg., Chaoyang Univ. of Technol., 168 Gifeng E. Rd., Wufeng, Taichung County, Taiwan.
4. Curators' Prof. Emeritus, Dept. of Civ. Engrg., Univ. of Missouri-Rolla, Rolla, MO 65401.