CDOT crews perform critical culvert upgrades on US 550 Red Mountain Pass next week

Travel Advisory

June 1, 2024 - Southwestern Colorado - Motorists can expect brief delays between Silverton and Ouray beginning June 10

Southwest Colorado — On Monday, June 10, the Colorado Department of Transportation will begin month-long operations to replace several culverts on US Highway 550 between Silverton and Ouray. June 10 through 13, motorists can expect alternating traffic and brief 15-minute delays at several stream crossings between Silverton and Ironton, Mile Points 71 and 81.

Maintenance crews will replace existing metal culverts with durable Polyethylene culverts made to withstand corrosive elements and sustain high volumes of debris flow. Work is weather permitting.

CDOT urges motorists to slow down and watch for flaggers, work crews and heavy equipment.

Colorado Department of Transportation Highway Maintenance Alert Map of culvert work on US 550 between Silverton, Ironton and Ouray. Motorists can expect 15 minute delays June 10 through 13 between 7 a.m. and 5 p.m.
CDOT Highway Maintenance Alert Map of culvert work on US 550 between Silverton, Ironton and Ouray. Motorists can expect 15 minute delays June 10 through 13 between 7 a.m. and 5 p.m.

Traffic Impacts

Daytime work hours range from 7 a.m. to 5 p.m. Monday through Thursday.

  • Motorists should plan for 10 to 15 minute delays and should allow for extra travel time
  • Expect one-lane alternating traffic guided by signs, cones and flagging personnel
  • A speed reduction will be enforced through the work zones

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!

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