1. Staff Engineer, Lumos & Associates, Inc., 5401 Longley Lane, Suite 5, Reno, NV 89511.
2. Professor, Dept. of Civil Engineering MS 258, Univ. of Nevada, Reno, NV 89557.
3. Design Engineer, EcoLogic, 6490 South McCarran Blvd., Suite 1, Reno, NV 89509.
4. Retired, 360 Blackhawk Lane, Lafayette, CO 80026.