The 10-lane Kennedy Expressway in Chicago is forced to manage significantly more traffic than it was designed to handle. Traffic planners have installed a flexible lane that can increase the flow in one direction, but Chicagoans are baffled by them.
Aug 22, 2011 The Chicago Tribune
Charles Marohn is a traffic engineer. Despite years of training and millenia of precedents, Marohn now feels that the common practice of traffic engineering is creating bad and even unsafe streets.
Nov 23, 2010 Strong Towns