CDOT crews perform CO 145 shoulder work between Telluride and Placerville

Travel Advisory

Nov. 6, 2026 - Southwestern Colorado - Week-long delays scheduled to begin Nov. 9

San Miguel County — Beginning Monday Nov. 9, the Colorado Department of Transportation will perform week-long shoulder clearing operations on CO 145, west of Telluride. From 9 a.m. to 3 p.m., motorists will encounter full stops, alternating traffic and up to 15-minute delays between Telluride and Placerville (Mile Points 72 to 79).

Routine maintenance operations to remove excess debris and rock along the roadway are necessary to mitigate erosion and flooding. Operations are weather permitting.

Traffic Impacts:

Monday through Friday daytime work hours range from 9 a.m. to 3 p.m. Traffic impacts include:

  • Motorists should plan for 10 to 15 minute delays and should allow for extra travel time
  • Expect full stops and alternating traffic
  • Watch for flaggers and signage signaling lane shifts and lane closures
Map of routine maintenance operations between Telluride and Placerville
Map of routine maintenance operations taking place November 9 to 13 on CO 145 between Telluride and Placerville (MP 72 to 79). Motorists can expect full stops, up to 15-minute delays and alternating traffic between 9 a.m. and 3 p.m.

Know Before You Go

Travelers are urged to “know before you go.” Gather information about weather forecasts and anticipated travel impacts and current road conditions prior to hitting the road. CDOT resources include:

Remember: Slow For The Cone Zone

The following tips are to help you stay safe while traveling through maintenance and construction work zones.

  • Do not speed in work zones. Obey the posted speed limits.
  • Stay Alert! Expect the unexpected.
  • Watch for workers. Drive with caution.
  • Don't change lanes unnecessarily.
  • Avoid using mobile devices such as phones while driving in work zones.
  • Turn on headlights so that workers and other drivers can see you.
  • Be especially alert at night while driving in work zones.
  • Expect delays, especially during peak travel times.
  • Allow ample space between you and the car in front of you.
  • Anticipate lane shifts and merge when directed to do so.
  • Be patient!

Download the COtrip App!

The new free COtrip Planner mobile app was designed to meet the growing trend of information on mobile and tablet devices for the traveling public. The COtrip Planner app provides statewide, real-time traffic information, and works on mobile devices that operate on the iOS and Android platforms. Visit the Google Play Store (Android devices) or the Apple Store (iOS devices) to download!