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Transportation Division

Transportation Division

The Transportation Division's functions include transportation planning and operations (including GO Boulder, traffic engineering and safety), project management, transportation maintenance and Boulder Municipal Airport operations.


The new Arapahoe Underpass is now open! 

The new and improved Arapahoe Avenue and 13th Street bike and pedestrian underpass is now open. Learn more about the project 

2019 Transportation Master Plan 

The 2019 TMP Update is in full swing. Visit the project webpage to learn how to get involved.

Become a TMP Ambassador 

Are you passionate about making Boulder a city where taking the bus, riding a bike, or simply walking is just as easy and convenient as driving a car? Then sign up to become a Transportation Master Plan (TMP) Ambassador! 

Construction and Travel Impacts

Visit Boulder Cone Zones for the latest construction projects that may impact travel. You may also view a list of construction projects that works with a screen reader.

Stay Up to Date

Sign up for the Transportation e-Newsletter

To receive regular updates on City of Boulder Transportation news and opportunities to get involved, sign up for the City of Boulder's Transportation e-newsletter below:

Email Address:


Follow us on Twitter

Be sure to follow us on Twitter, too, at @bouldergobldr


How to submit a Close Call Form using the Inquire Boulder app