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RidgeGate Parkway Bridges


Douglas County, Colorado

  • Two-mile extension of RidgeGate Parkway in Lone Tree from I-25 to Mainstreet in Parker
  • Project included bridges over Happy Canyon and Badger Gulch, retaining walls, and a pedestrian box culvert
  • The Happy Canyon Bridge spans 138 feet over the channel; Badger Gulch is a 3-span bridge, utilizing U48 girders to span 210 feet
  • Retaining walls' design minimized impacts to the channel and allow for future aesthetic impact via landscape areas behind the wall.
  • The bridges and retaining walls were designed in four months