The project is CDOT's first public-private partnership (P3). CDOT and HPTE will enter into a 50-year agreement with Plenary Roads Denver who will:

Construct Phase 2 of the US 36 Corridor which includes:

• Constructing an Express Lane in each direction of US 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-foot-wide inside and outside shoulders;
• Replacing the Coal Creek Bridge and rehabilitating and widening the S. Boulder Creek bridge and widening the McCaslin Boulevard bridge to accommodate a diverging diamond interchange;
• Adding Bus Rapid Transit (BRT) improvements, including new electronic display signage at stations and bus priority improvements at ramps. The improvements also will allow buses to operate on the shoulders of US 36 between interchanges to decrease bus travel time;
• Installing Intelligent Transportation Systems (ITS) for tolling, transit and traveler information, and incident management;
• Installing a separate commuter bikeway along the rest of the corridor; and
• Improving the RTD station at McCaslin Boulevard.

Operate and Maintain the following highways, which includes snow and ice removal:

• The entire US 36 corridor between I-25 and Table Mesa
• I-25 Express Lanes between downtown Denver and US 36

About two-thirds of the Phase 2 Project costs will be funded through private sector equity and non-recourse debt.

The Concession team includes the following partners:

• The Plenary Group- team lead and managing partner
• Ames Construction, Inc.- construction
• Granite Construction- construction
• HDR- engineering design
• Transfield Services- maintenance
• Goldman Sachs- financial advisor

Plenary beat competition from US 36 Development Partners which included Isolux Infrastructure Netherlands B.V., Kiewit Infrastructure Co., Atkins, Terracare Associates, Bank of Tokyo-Mitsubishi UFJ and THB Advisory

The second phase of the US 36 Express Lanes project is expected to begin construction in late 2013 and will be complete by late 2015.

For the Phase I, CDOT selected the Ames Granite Joint Venture team as the design-build contractor for the $312 million project, and they began construction in July 2012. The project will open to the public in January 2015. The project is a multi-modal project led by the Colorado Department of Transportation (CDOT) and the Regional Transportation District (RTD) to reconstruct and widen US 36 from Federal Boulevard to 88th Street in Louisville/Superior.