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Cover Story - June 2009

Top Projects: Infrastructure/Sitework

1. I-25 Reconstruction
S.H. 52 to S.H. 66
Longmont, Weld County
$85 million
Owner: Colorado Dept. of Transportation
General Contractors: Interstate Highway Construction, Flatiron Inc.
Engineers: URS Corp., PBS&J, Washington Group
Among the Subcontractors: Kraemer, Lawson
Start: Sept. 2007 Finish: Summer 2009

This two-phased project along nearly 10 miles of Interstate 25 reconstructs it with concrete paving and asphalt along the frontage roads. New bridge structures were constructed at WCR 20, S.H. 66, WCR 28, and I-25 over the St. Vrain River.


2. 4th Lane at Farmington Hill
U.S. 160 & U.S. 550 interchange, Durango
$26.7 million
Owner: CDOT
General Contractor: Sema Construction Inc.
Engineers: CDOT, Wilson & Co. Inc.
Among the Subcontractors: Advanded Foundation Systems, Four Corners Materials, Luchetti Surveying, Ludwig Caisson Drilling, One-Touch Electric
Start: May 2008 Finish Dec. 2009

This design-build project consists of completing a four-lane section of U.S. 160 through Farmington Hill and construction of three interchange ramps and part of the U.S. 550 mainline. The projects includes construction of four new bridges, 192,000 cu yd of excavation, 81,000 sq ft of retaining walls, and 59,000 sq ft of precast panels. This project is the first that CDOT has awarded under the Modified Design-Build construction method.

3. Woodmen Road Capacity Improvements
Powers to U.S. 24, Colorado Springs
$20.5 million
Owner: El Paso County
General Contractor: RE Monks
Engineers: DMJM Harris, Wilson & Co. Inc.
Start: Feb. 2008 Finish: May 2009

This project consists of the widening of Woodmen Road from two- to four-lane asphalt paved expressway with limited access points from Powers to U.S. 24.

Related Links:
  • Top Colorado Projects of 2009
  • Streets at SouthGlenn
  • Overall Top 40 Projects
  • Commercial
  • K-12
  • Higher Education
  • Government/Recreation Facilities
  • Health Care/Assisted Living
  • Hospitality/Resorts
  • Industrial/Manufacturing
  • Mixed-Use
  • Multifamily
  • Water/Wastewater
  • New Projects of 2009
  • 4. U.S. 160, S.H. 3 to Doubletree
    $15.8 million
    Owner: CDOT
    General Contractor: Lawson Construction
    Engineers: CDOT
    Among the Subcontractors: Blanco Inc., Alert Traffic Control, One Touch Electric
    Start: July 2008 Finish: July 2009

    This project consists of three miles of full-depth white topping, including full-depth reconstruction, significant drainage improvements, wetlands mitigation, signalized intersection improvements and bridge deck overlays.

    5. U.S. 160, Aztec Creek East
    $6.6 million
    Owner: CDOT
    General Contractor: Sema Construction Inc.
    Engineers: CDOT, Bechtolt Engineering
    Among the Subcontractors: Abel Engineering, APC Southern, Asphalt Recycling & Stabilization, Kolbe Striping, Alert Traffic Control
    Start: May 2008 Finish: Nov. 2009

    This project includes widening approximately five miles of rural state highway located in extreme southwestern Colorado within the Mountain Ute Indian Reservation. Major project elements include asphalt paving, four-ft-paved shoulder widening, embankment, culvert extensions and safety upgrades, including bridge rail and guardrail.


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