US 85 (Santa Fe Drive) Resurfacing: I-25 to Florida Avenue

About the Project

The Colorado Department of Transportation in cooperation with prime contractor, Brannan Sand & Gravel Co, will be conducting a resurfacing project on US 85 (Santa Fe Drive) from I-25 to Florida Avenue within the City/County of Denver. Crews will be using a mill and overlay process to resurface the roadway.

Additional infrastructure upgrades will include:

  • Americans with Disabilities Act and sidewalk improvements along northbound Santa Fe Drive
  • Bridge deck repairs over the South Platte River on southbound Santa Fe Drive
  • New pavement marking and signage in both directions

The project will take place from early May 2025 to mid-August 2025.

Work this Week & Lane Closures on US 85 from I-25 to Florida Avenue

Project Facts

  • Construction Cost: $3.2 million
  • Contractor: Brannan Sand and Gravel Co
  • Timeline: April 2025 to August 2025
  • Location: US 85 
    • Nearest Town/City: Denver
    • Mile Point(s): MP 209.40 to 210.20
    • County: Denver
US 85 Resurfacing Project Location Map from I-25 to Florida Avenue
US 85 Resurfacing Project Location Map from I-25 to Florida Avenue in Denver.

Project Benefits

  • Resurfacing will offer a smoother, more enjoyable driving experience for motorists\
  • Repairing the bridge deck will provide critical safety upgrades to maintain the strength and efficacy of the structure
  • ADA and sidewalk improvements will create more accessible travel maths for multimodal users

Work Schedule

  • All construction activities will take place overnight
  • General working hours will be from 8 p.m. to 6 a.m., Sunday night through Friday morning
  • Crews will begin with milling and bridge deck repairs, followed by concrete and ADA ramp improvements.
  • The project team will finish with asphalt overlays and final pavement marking and signage.

Traffic Impacts

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

  • Double and triple lane closures with at least one through-lane of travel in both directions
  • There will be no travel impacts on I-25 as it relates to this project
  • Drivers are encouraged to account for up to 10 minutes of extra travel time due to potential traffic congestion related to lane reductions
  • Please slow down, leave plenty of distance between vehicles, and watch for crews and equipment on the roadway.
  • Nighttime operations can pose additional safety concerns, so please drive with caution through the work zone.
  • Refer to COtrip.org for real-time travel conditions and road closures