Federal Highway Administration

3 Stories

Some Highway Guardrails Can Be Deadly: Officials

Malfunction can turn rails into dangerous "spears" when hit by cars, officials say

(Newser) - Highway guardrails are, in theory, designed to keep drivers safe. But the Missouri DOT has banned a certain rail after safety concerns cropped up during an ongoing investigation, Ozarksfirst.com reports. Officials say a malfunction in the ET-Plus system made by Trinity Industries can jam a guardrail's head when... More »

Interchange Design Eliminates Left Turns

Meet the 'diverging diamond' approach, which is catching on

(Newser) - Traffic engineers hate left turns because they slow everybody down and are dangerous to boot. Solutions such as dedicated lanes or routing traffic over intersections don't truly solve the problems. What to do? Slate takes a look at an emerging idea called the "diverging diamond interchange," which... More »

Digital Billboards 'Weapons of Mass Distraction': Foes

Industry says they're not 'TV on a stick' but a simple 'slide show'

(Newser) - Digital highway billboards can change their display every few seconds, serving multiple advertisers and even aiding law enforcement in finding fugitives and missing children—which is terribly unsafe, critics argue. The “television on a stick” is dangerously distracting to drivers, they say. “The billboard gets your attention whether... More »

3 Stories