It’s Part II of our two-part series on traffic congestion! This time: why adding more lanes doesn’t make congestion go away.

Framing traffic congestion as primarily a “street capacity” problem has led practitioners to seek solutions by adding more lanes and miles of streets and roads. This has the unintended (but predictable) consequence of generating more traffic. This phenomenon is exceedingly well known but continually ignored among the professionals who can do anything about it.

Let’s talk about it.

Links:

Want to learn more on this episode’s topic? Here’s just a short list of interesting resources:

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Hosted by AJ Fawver and Jordan Clark. Edited by Jordan Clark.

Music in this episode: Sounds of the Supermarket, Joanna Newsom ("Good Intentions Paving Company"), Wu Tang Clan ("C.R.E.A.M." instrumental), Bob Dylan ("Piano Mood"), Isaac Horwedel, Gary Nintendo ("Riding a giant eagle over the mountains"), and a 1985 Weather Channel broadcast