HOT lanes

Do HOV to HOT conversions decrease carpooling?

By Robbie Webber A study from Texas A&M asks whether carpooling decreases when lanes are converted from high-occupancy vehicle (HOV) lanes to lanes allowing solo drivers to pay a toll. Their conclusion: it depends. The researchers studied eight roadway segments in six states and found that

FHWA report details impact of occupancy exemptions on managed lanes

By Robbie Webber States with high-occupancy vehicle lanes or high-occupancy toll lanes may also allow certain categories of vehicles to use the lanes without having the required number of occupants. However states are required to show that allowing these vehicles does not degrade the speed and

HOT lane study points to importance of reliability over average delay

By Eric Sundquist A new University of Minnesota study on driver behavior in managed lanes provides some findings that on the surface seem highly counter-intuitive, but that may have a simple explanation: travelers care more about reliability than delay. The study looked at prices and usage of

Do transportation agencies value time more than travelers do?

By Bill Holloway Tolled traffic lanes on otherwise unpriced facilities offer a unique opportunity to understand how much people are willing to pay for a faster commute and to truth test the assumptions used by transportation agencies to judge the benefits and costs of potential projects. As noted

Pricing, our only feasible path to reduced congestion?

A recent article by Benjamin Orr in The New Republic, previewing a forthcoming article by researchers, Gilles Duranton and Mathew Turner, at the University of Toronto that looks at data to test the claim that it is impossible to build our way out of traffic congestion. Duranton and Turner found