Status Updates From Killed by a Traffic Enginee...

“Removing billboards was associated with a decrease of 30 to 40% in injury crashes, and restoring billboards was associated with an increase of 40 to 50% in injury crashes.”

“Most people would say transportation is about moving people and goods from point A to point B… But at its core, transport is about connecting people, goods, services, and activities….
If transportation is about access, reducing traffic congestion is just one of many possible solutions. Focusing on the wrong goal leads us astray.”

Re setting speed limits via the 85th percentile method: “Right off the bat, we have a 15 percent failure rate.”