Contact Us Contact Us Faculty and Staff Laboratory Director and Professor Dr. Chris Thornton, PhD, P.E (970) 491-8394 Christopher.Thornton@colostate.edu Professor and Lab EngineerDr. Robert Ettema, PhD., P.E., FASCE(970) 491-0921Robert.Ettema@colostate.edu Shipping and Receiving Shipping AddressChris Thornton(970) 491-83944451 Laporte Ave.Fort Collins, CO 80521 Mailing AddressCSU Central Receiving200 W. Lake St. Fort Collins, CO 80521ATTN: 1320 Campus Delivery