Call 001 C26361R

The Colorado Department of Transportation solicitation C26361R involves traffic barrier replacement on US36 from mile marker 14.83 to 16.04 between Lyons and Estes Park in Boulder County. The primary scope of work includes replacing existing Type 3 barriers with deep post Type 3 barriers, with 4,720 linear feet of 31-inch Midwest Guardrail System and 4,760 linear feet of lateral load micropiles. In three specific locations where steep slopes prevent traditional installation, the project requires the installation of moment slabs and 785 linear feet of Type 10 MASH Bridge Rail. Additional requirements include drainage and slope improvements, specifically 190 linear feet of concrete lined ditch. The project is estimated to cost between 1 million and 5 million dollars and is allocated 90 work days for completion. No night work is anticipated, and the project features a delayed start with a start no earlier than date of February 1, 2027. Bids were scheduled for opening on October 1, 2026, via the Bid Express system, requiring a guaranty of 5 percent of the total bid. Recent revisions to the project specifications include updated biddable quantities for aggregate base course, flagging, and traffic control, as well as a change in the pay unit for Smart Work Zone portable traffic signals from each to day.