Closures & Construction

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.


County Road Projects

The following county roadway projects result in travel impacts to both motorists and cyclists. All dates and times listed are weather dependent. Please visit this page regularly for updates on the projects listed and for information on new projects. View the Roadway Closure Map to see these projects and where roads/bridges remain closed due to the 2013 flood. 

There are no projects currently being undertaken by Boulder County Transportation that are resulting in travel impacts. New projects will likely start in May. 


Cycling - Projects impacting cycling

The following roads have travel restrictions for cyclists only due to safety concerns with the road surface and heavy construction traffic stemming from the 2013 flood event. Please respect the restrictions. Boulder County and CDOT are working to reopen these areas to cyclists as soon as possible. View the  Cycling Closure Map . (NOTE - The map is being updated so some closures and restrictions may not appear.)

  • Airport Road/Hwy 119 (Diagonal) Underpass to see intermittent closures 4/13 through 5/1
    • Work to finish seeding, painting and wall remodel 
    • Intermittent closures will force cyclists and pedestrians to go around the underpass
    • Please be safe when crossing Hwy 119
    • Contact - Andrew Barth - 303-441-1032
  • James Canyon - CYCLING RESTRICTIONS TEMPORARILY LIFTED
    • All travel restrictions on James Canyon Drive have been lifted until work starts again in June or July 2015
  • Learn more about safe cycling in Boulder County Canyons that are temporarily repaired


Other Non-County Construction and Events resulting in travel restrictions

  • Private Water Utility Work in Overbrook Subdivision
    • Left Hand Water District replacing waterline in Overbrook Subdivision
    • Work will also involve street resurfacing in areas where waterline is replaced below the roadway
    • Work areas will include Spring Creek Trail, Fox Hunt Ct., and Gold Nugget Road. 
    • Work taking place 8 a.m. to 4:30 p.m., Monday - Friday
    • No road closures needed, but there may be short travel delays
    • Work will last through Oct. 2015
  • Private Gas Utility Work at Valmont Rd and 75th Street 
    • Alternating single-lane closures in place on 75th Street and sometimes on Valmont Road
    • Traffic control operations (flaggers) in place - 
    • 9 a.m. to 5 p.m.
    • Monday through Friday
    • Private crews replacing gas line for Xcel Energy
    • Contact - Travis Peters - Foreman Q3 Solutions - 720-454-5166
  • CDOT - SH 66 Overlay: US 287 to I-25
    • Begins Feb. 16, 2015
    • 6 a.m. to 8 p.m. - Monday through Friday from February to April - no significant travel delays expected
    • 8 p.m. to 6 p.m. - Sunday through Thursday - June and July - Expect delays 
    • Contact info - 844-253-3185 option #2
    • Project Email 

  • 2015 Special Events taking place throughout Boulder County
  • US 36 Express Lanes Project - Boulder to Denver - Learn more about lane and ramp closures and other travel restrictions - Work being completed by CDOT 

  • Learn about road closures in the City of Boulder at www.BoulderConeZones.net.

Transportation Listserv 

Subscribe to the County's Transportation email listserv to receive timely information on projects, roadway closures, travel impacts and other information. 


 

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