The rise of the roundabout and which state has the most

The Washington Post Analysis by Andrew Van Dam November 25, 2022

A quiet roundabout revolution is sweeping America’s suburbs. And it may have continued, unmeasured and unremarked, if not for Lee Rodegerdts. It turns out the fine folks at the U.S. Bureau of Transportation Statistics don’t track the nation’s roundabouts, rotaries or traffic circles. Indeed, no federal agency does. Instead, that weighty responsibility has, for a quarter of a century, fallen on the unassuming shoulders of Rodegerdts, an engineer and talented amateur photographer and pianist in Portland, Ore.

In the late 1990s, the Federal Highway Administration drafted the modest but stealthily hilarious Rodegerdts to write the book on roundabouts. The result was “Roundabouts: An Informational Guide.” In the course of his research, Rodegerdts was surprised to discover that nobody was keeping track of the newfangled intersections mushrooming across the country. View the full article: WashingtonPost.com