Seeing red over unnecessary traffic signals

Urban planning's black eye

Editor’s note: This is Part 2 of a three-part series. See Part 1.

Last time we looked at why so many American traffic engineers continue to install vast and expensive signal arrays on virtually every urban intersection — even those that are small and insignificant, and even though most of these signals work poorly at best.

It’s a pointless and wasteful practice, and doubly so in this era of tight civic budgets.