Scope for this progressive design-build effort included reconstruction of 14.5 miles of I-25 and a buffer-separated tolled express lane with 12-ft inside and outside shoulders in each direction.
Two long-span steel structures—the Lake Fork Bridge and the Blue Mesa Middle Bridge—each carry two lanes of US 50 traffic over the Blue Mesa Reservoir, but each structure had three fracture critical spans consisting of two continuous welded steel plate girders.
The U.S. 36 Mile Point 8 project near Estes Park rerouted the Little Thompson River from alongside the highway back to its original alignment passing under U.S. 36 through Muggins Gulch.
The Colorado Dept. of Transportation has selected the Kiewit Meridiam Partners (KMP) to lead a public-private partnership that will design, build and finance a reconstruction of Interstate 70 through Denver.