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Highway Paving, Road Reconstruction, Hot-Mix Asphalt: Yellowstone National Park, Grand Loop Road from Madison to Norris

Owner: Western Federal Lands Highway Division

General Contractor: HK Contractors

Completion Date: October 2010

Location: Yellowstone National Park near West Entrance of Yellowstone National Park, Wyoming

The scope of the project included milling and removal of a road and bridge constructed in the 1920s, installation of a new road and bridge to divert traffic from the pristine Gibbon River, paving a major complex parking area with three pedestrian viewing areas, restoration of extensive vegetation in sensitive environmental areas, positioning boulders and landscape logs in picnic areas and placement of bio-degradable wattles for erosion control. HK Contractors completed highly skilled excavation with cuts as high as 124 feet to allow for accessible parking areas and trails. Work was completed within wetlands, geothermal areas, thermal seeps and thermal cores. The work schedule anticipated 25,000 vehicles per week travelling through the construction zone in the high tourist summer season.

  • 270 meters curb & asphalt removed
  • 30 boulders up to 10 tons in size removed
  • 21,000 cubic yards excavation used to reclaim two disposal areas
  • 11,300 tons cold recycled asphalt base course
  • 10,100 tons hot-mix superpave
  • 2,650 tons hot-mix xuperpave

HK Contractors was honored with multiple awards from Western Federal Lands for the excellent work completed on the project. Click here to read the press release.