CO FLAP US50(1)_Little_Blue_Creek_Canyon_FINAL_PLANS 1 of 2.pdf

This document provides details for a federal contract opportunity to reconstruct sections of Colorado State Highway 50 near Montrose, Colorado. The project involves reconstructing approximately 4.17 miles of the existing two-lane roadway to provide consistent 12-foot travel lanes with 4-to-8-foot shoulders, and adding 1.5 miles of climbing lanes. Major work items include large-scale rock excavation and embankment work, roadway realignment, drainage culvert installation, guardrail installation, paving, minor bridge work, and traffic control measures. Significant quantities listed include over 180,000 cubic yards of roadway excavation, 38,500 cubic yards of waste material, 580 cubic yards of grouted riprap for stream armoring, 60,000 square feet of mechanically stabilized earth walls, 2,500 linear feet of rock bolts, and over 70,000 tons of aggregate base and asphalt paving. The pre-solicitation notice indicates that plans and specifications are not yet available for the project being undertaken by the Colorado Department of Transportation and Federal Highway Administration.