The Colorado Dept. of Transportation and the High-Performance Transportation Enterprise (HPTE) selected Plenary Roads Denver in  early April as the concessionaire for the second phase of the U.S. 36 Express Lanes/Bus Rapid Transit project between 88th Street and Table Mesa Drive. It will complete improvements to the entire U.S. 36 corridor between Denver and Boulder.

Corridor map courtesy of CDOT
The second phase of the U.S. 36 Express Lanes project is expected to begin construction late this year.

The project is CDOT’s first public-private partnership, where the public and private sectors team to provide transportation improvements and services to the traveling public.

The Plenary Group team includes: lead and managing partner Ames Construction Inc., contractor; Granite Construction, contractor; HDR, engineering design; Transfield Services, maintenance and Goldman Sachs- financial adviser.

The second phase of the U.S. 36 Express Lanes project is expected to begin construction late this year and will be complete by late 2015.

“We are extremely excited to have a partner on board to complete the final phase of the U.S. 36 improvements that will address the needs of this vital corridor and support continued economic growth in the area,” said Mike Cheroutes, director of the HPTE.“We wouldn’t be here today without the dedication and hard work by our local, state and federal stakeholders.”


CDOT and HPTE will enter into a 50-year agreement with Plenary Roads Denver. It will:
Construct Phase 2 of the U.S. 36 Corridor, including:

•    Constructing an Express Lane in each direction of U.S. 36 between 88th Street and Table Mesa for Bus Rapid Transit (BRT), High Occupancy Vehicles (HOV) and tolled Single-Occupancy Vehicles (SOV);

•    Reconstructing two general-purpose lanes in each direction between 88th Street and Table Mesa;

•    Widening the highway to accommodate 12-ft-wide inside and outside shoulders;

•    Replacing the Coal Creek Bridge and rehabilitating and widening the South Boulder Creek bridge and widening the McCaslin Boulevard bridge to accommodate a diverging diamond interchange;