Closures & Construction

Construction-Related Travel Impacts

Boulder County Transportation manages the construction projects for roads, bridges, pathways, drainage improvements and trails. The projects listed on this page are related to flood recovery and regularly scheduled roadway maintenance.

Travel Impacts

County Road Projects

95th Street Paving – Expect Delays

  • Lookout Road to Plateau Road paving underway
    • Work will anticipated into late December
    • Delays could range between 15 and 30 minutes depending on location
      • 8 a.m. to 4:30 p.m. – Monday through Saturday
    • See map
    • Daytime, weekday lane reductions and shifts controlled by flagging personnel
  • Alternate routes advised
  • Bicycling discouraged during working hours
  • See project website for more information

71st Street Utility Pole Relocation

  • Work hours = 7:30 a.m. to 4:30 p.m. — Through Friday, Dec. 13
  • Expect lane closures and traffic shifts on N. 71st Street north of Lookout Road
  • Work is in advance of N. 71st Reconstruction Project which is planned for summer of 2020

Fourmile Canyon Drive Flood Recovery Project

  • Working Hours – 8 a.m. to 4:30 p.m. – Monday through Friday
  • Delays of up-to 15-minutes in:

Thank you for following restrictions! We apologize for any inconvenience.

For more information about Boulder County road travel impacts, please contact – Andrew Barth – 303-441-1032

Projects Impacting Cycling

Fourmile Canyon Drive/Gold Run Road


  • No recreational/non-resident cycling in Fourmile Canyon
    • 8 a.m. to 4:30 p.m. – Monday through Friday
  • Cycling permitted on major holidays
    • Independence Day – Thursday, July 4
    • Labor Day – Monday, Sept. 2
  • Residential cycling exception – Residents must contact Boulder County Transportation for pass
    • Residents can contact Andrew Barth (info below) to obtain a residential cycling pass
  • Restrictions in place due to increased volume of large truck traffic associated with three construction projects

Thank you for following restrictions! We apologize for any inconvenience.

Project Contact – Andrew Barth – 303-441-1032

Non-County Projects

Related Links

Contact Us

Transportation Department

Submit a question


2525 13th Street
Boulder, CO 80304

Map & Directions

Hours: 8 a.m. - 4:30 p.m. M-F

Mailing Address

P.O. Box 471
Boulder, CO 80306