1. Associate Member, ASCE,
2. Transp. Engrg. Dir. and NAFTA Coordinator, Texas Ctr. for Border Economic Devel. and Inst. for Manufacturing and Mat. Mgmt., Univ. of Texas, El Paso, TX 79968. E-mail: chiul@mail.utep.edu
3. Pres., PASHA Industries, Inc., 26 Lake Rd., Katonah, NY 10536. E-mail: Denos@postoffice.worldnet.att.net