CO 75 Intersections Improvements in Littleton

About the Project

Intersection work will occur at the intersections of South Platte Canyon Road and West Bowles Avenue (Mile Point 5.3) and South Platte Canyon Road and West Mineral Avenue (MP 7.4).The first phase of the intersection project will happen over a two-month period at the intersection of South Platte Canyon Road and West Mineral Avenue.

The work will include:

  • enhancing pedestrian and bicycle safety
  • resolving traffic conflicts
  • improving bus stop access
  • upgrading signal equipment

The design incorporates various improvements to the following:

  • accessible pedestrian ramps
  • pedestrian and bicycle crossings
  • expanded turning lanes
  • bus stop enhancements
  • upgraded signal equipment

By mid-May, crews will move operations to the next intersection at South Platte Canyon Road and West Bowles Avenue.

Work this Week & Lane Closures

South Platte Canyon Road & West Bowles Avenue

South Platte Canyon Road & West Mineral Avenue

Project Facts

  • Construction Cost: To be announced
  • Contractor: Jalisco International, Inc.
  • Timeline: End of March 2025 through July 2025
  • Location: CO 75
    • Nearest Town/City: Littleton
    • Mile Point(s): MP 5.3 and MP 7.4
    • County: Arapahoe

Work Schedule

  • Work will last approximately four months
  • Working hours are 7 a.m. to 3:30 p.m., Monday through Friday

Traffic Impacts

  • Vehicles will be reduced to a single-lane, alternating traffic intermittently in either direction throughout the duration of the project
  • Lane closures, guided by flaggers and pilot cars, will have up to five-minute delays
  • The speed limit will be reduced to 30 to 45 MPH through the work zone
  • Refer to COtrip.org for real-time travel conditions and road closures