Can Your City Answer This Sidewalk Question?

The Bottom-Up Revolution · Jul 7, 2026 · 18m

When Washington state asked which residents had access to frequent transit, it ran into a surprisingly basic problem: that question is hard to answer without knowing where sidewalks, crossings and curb ramps actually are. Dr. Anat Caspi, director of the Taskar Center for Accessible Technology at the University of Washington, joins the show to talk about Open Sidewalks, a project that helps communities map pedestrian infrastructure in a shared, usable format. Her team has mapped hundreds of thousands of sidewalks, and now residents can help add the local details that determine whether a route…