Shoulder rumble strips have proven to be an effective roadside treatment in preventing run-off-the-road crashes on rural highways. Based upon the proven effectiveness, most States now require the … [Read more...] about Shoulder Rumble Strips — Effectiveness and Current Practice
Parts of Roads
Work Zone Intersection Safety
It is a challenge to maintain safety and mobility at intersections in a work zone. For drivers unfamiliar with an intersection, a work zone can be a sudden, potentially dangerous surprise. For … [Read more...] about Work Zone Intersection Safety
The Safety of Narrow Lanes for Traffic Control at a Construction Site
A 1979 study on the operation of 103 construction sites concluded that narrow lanes were particularly harzardous on high-speed roadways carrying nonlocal traffic. To gain further accident experience … [Read more...] about The Safety of Narrow Lanes for Traffic Control at a Construction Site
Technology in Rural Transportation, “Simple Solution” #7 – Lane Drop Driver Awareness
Lane drops occur as a result of restricting roadways caused by construction work or other planned or unplanned events. When vehicles fail to merge in a timely fashion, delays or traffic accidents … [Read more...] about Technology in Rural Transportation, “Simple Solution” #7 – Lane Drop Driver Awareness
Advance Lane Drop Arrows
The primary goal of this evaluation was to determine the effectiveness of the arrows as located in the approach to a highway work zone. The arrows are intended for use both with stationary long-term … [Read more...] about Advance Lane Drop Arrows