US 36 Express Lanes

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The US 36 Express Lanes connect Boulder to Denver at I-25—specifically from Federal Boulevard in Westminster to Table Mesa Drive in Boulder. There is an Express Lane in each direction, alongside general-purpose lanes. The US 36 Express Lanes connect to the reversible I-25 Central Express Lanes between US 36 and downtown Denver.

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Download Express Lane Project Factsheet

How to Use the Express lanes

Drivers can carpool, pay a toll or use the 18-mile commuter bikeway between Denver and Boulder.

I travel in a:

 

 

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Pay a toll, either as a solo driver, or as a driver and one passenger.

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HOV3+ users must have an ExpressToll account, a Switchable HOV transponder set to “HOV” mode, and three or more people in the vehicle to use the Express Lanes for free.

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Motorcyclists can use the Express Lanes for free without a pass.

Bus

The Express Lanes accommodate Bus Rapid Transit (BRT).

Corridor Basics

  • Lanes are open 24/7.
  • 16 miles of Express Lanes from Federal Boulevard to Table Mesa Drive.
  • The lanes connect to the I-25 Central Express Lanes.
  • Motorcyclists can use the Express Lanes for free without a pass. All other vehicles are tolled.
  • HOV 3+ and bus services are available with a switchable HOV transponder.
  • Adjustable toll pricing system used-prices depend on the time of day.
  • Overhead signage indicates current toll prices. Tolls are collected through the vehicle’s ExpressToll account or through a License Plate Toll.