Commuter Rail Denver Airport (DIA)

Grade Crossing

Grade Crossings Racking Up Costs on Denver's New A-Line

In a region with a full calendar of transit construction projects and high hopes for a positive stream of news, a premier and historic project has not gone as smoothly as hoped.

April 10, 2017 - The Denver Post

More Kudos for Denver's Rail Network and Newest Rail Line

Rail has transformed the Mile-High City, and the new University of Colorado A Line from Union Station to the airport is but one of many lines that has turned Denver one of the nation's fastest growing and attractive cities. And more lines are coming!

May 23, 2016 - Politico Magazine

A-Line Map

Earth Day Special: First Electrified Commuter Rail Lines Opens in Over a Century

The new University of Colorado A-Line service opened as scheduled. Free rides were offered Friday and Saturday to thousands of happy children of all ages to enjoy the 23-mile, 37-minute trip from Union Station to Denver International Airport.

April 23, 2016 - The Denver Post

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HUD's Office of Policy Development and Research

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Urban Design for Planners 1: Software Tools

This six-course series explores essential urban design concepts using open source software and equips planners with the tools they need to participate fully in the urban design process.

Planning for Universal Design

Learn the tools for implementing Universal Design in planning regulations.