Closures & Construction

Construction-Related Travel Impacts

ANNOUNCEMENT: Neva Road resurfacing and one-lane traffic begins on August 22. Niwot Road impacts begin August 28. More details below.

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

Niwot and Neva work starts Aug. 22

  • Expect lane closures and delays from 8 a.m. to 4:20 p.m., Monday through Friday
  • Work on Neva Road begins Thursday, August 22 and will last approximately three weeks
  • Work on Niwot Road begins Wednesday, August 28 and will last approximately one month

Lee Hill Drive Delays and Closures

  • Beginning July 29 – daytime/weekday ROAD CLOSURES of Lee Hill Drive
    • Bicycling restriction effective at all times
  • See project website for map and more information

95th Street Delays and Lane Closure

  • Daytime, weekday lane reductions and shifts controlled by flagging personnel
  • Alternate routes advised
  • Bicycling discouraged during working hours
  • See project website for more information

Fourmile Canyon and Gold Run Road Delays

  • Normal Hours – 8 a.m. to 4:30 p.m. – Monday through Friday
  • Delays of up-to 15-minutes in/at:
  • NON-RESIDENT CYCLING RESTRICTIONS IN FOURMILE CANYON DURING WORKING HOURS (see cycling impacts tab)

Annual Chip Seal Program

  • Delays expected
  • Alternative routes advised
  • Program improves 15 Boulder County roads and lasts through mid-August
  • See project website for more information including impacted roads, map, and schedule.

Utica Street in Ward (top of Lefthand Canyon Drive) reduced to one-lane

  • Retaining wall/roadway reconstruction project requires single-lane reduction, 8 a.m. to 4:30 p.m. weekdays

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

Lee Hill Drive Repaving

DAYTIME-WEEKDAY CYCLING RESTRICTIONS START MONDAY, JUNE 24, 2019

  • No bikes – 7 a.m. to 5 p.m. – Monday through Friday
  • July 4 and 5 excepted

Fourmile Canyon Drive/Gold Run Road

DAYTIME-WEEKDAY CYCLING NON-RESIDENT RESTRICTIONS (updated May 16, 2019)

  • 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

303-441-3900
Submit a question

Location

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