Calibre Engineering Share: Engineers - Civil Calibre Engineering Visit Website 8822 S Ridgeline Blvd #310 Evergreen, CO 80439 (303) 730-0434 About Map About Calibre is a full service civil engineering firm. In addition to civil services, Calibre offers structural engineering, construction phase services, and whitewater engineering. What's Nearby? Distance: 5 10 15 20 25 50 mi.