CO 83 Americans with Disabilities Act Curb Ramp Upgrades

About the Project

The Colorado Department of Transportation and prime contractor, Chatos Concrete, will begin an Americans with Disabilities Act (ADA) curb ramp improvement project along Colorado Highway 83 in Denver and Arapahoe Counties. Work will take place at over 25 intersection locations between East Florida Avenue and East Quincy Avenue (Mile Point 74 to MP 68.8).

The project will consist of:

  • Removing and replacing concrete sidewalk and curb ramps at intersection locations throughout the project corridor
  • Focusing on over 100 ramps that require upgrades to meet ADA standards
  • Minor signage and striping work
  • Push button enhancements

Work this Week & Lane Closures for CO 83 ADA Curb Ramp Upgrades

Project Facts

  • Construction Cost: $1.6 million
  • Contractor: Chatos Concrete
  • Timeline: April 2026 to June 2026
  • Location: CO 83 
    • Nearest Towns/Cities: Aurora, Denver, Parker
    • Mile Point(s): MP 74 to MP 68.8
    • Counties: Arapahoe and Denver
Map of project work zone on CO 83 between Florida and Quincy Avenue
Map of project work zone on CO 83 between Florida and Quincy Avenue.

Project Benefits

  • Providing accessible travel paths for multimodal users who walk, roll and stroll through the area
  • Increasing pedestrian safety with upgraded sidewalk infrastructure and push button enhancements
  • Upgrading pedestrian infrastructure helps:
    • Reduce vehicle miles traveled
    • Ease congestion
    • Improve the environmental and economic vitality of the areas they are located

Work Schedule

  • General working hours will take place from 7 a.m. to 5 p.m., Monday through Friday
  • Additional nighttime and weekend work may be required intermittently throughout the project
  • Construction is anticipated to take place from April 2026 to late June 2026

Traffic Impacts

Motorists can expect the following impacts during the period of construction:

  • Single-lane and shoulder closures in each direction throughout the project corridor
  • Closures will be concentrated to areas surrounding intersections
  • Minor travel impacts on the east- and westbound roads within the work zone that intersect with CO 83
  • Intermittent partial closures on the on- and off-ramps at CO 83 and I-225
  • Full ramp closures are not anticipated
    • If required they will take place during nighttime hours only with detour routes
  • Sidewalks and crosswalk access will remain open for the duration of the project
  • Partial closures will be marked with signage.
  • Refer to COtrip.org for real-time travel conditions and road closures