You are here:
Roadway departure fatalities are a serious and often preventable problem.
The Federal Highway Administration reports that 54 percent of all highway fatalities in the U.S. are caused by drivers leaving their lane of travel.
Rumble strips are grooved patterns that make a rumbling sound and physical vibration that immediately warns inattentive drivers that they are leaving their driving lane.
Rumble strips allow drivers to self-correct and avoid a crash. Our before and after crash analysis found that head-on fatalities were reduced by 40 percent with the installation of centerline rumble strips.
TR17-03(B) Policy for Installing Longitudinal Rumble Strips on STIP Projects on State Highways
Your browser is out-of-date! It has known security flaws and may not display all features of this and other websites. Learn how