WSDOT has been interested over the past few years in temporary rumble strips, and has tried a few different types without much luck. The most recent product evaluated has been a temporary rumble … [Read more...] about Temporary rumble strips
Rumble Strips
An Assessment of Various Rumble Strip Designs and Pavement Marking Applications for Crosswalks and Work Zones
Traffic control devices applied to the pavement can provide a significant amount of information for the driver. The objective of this research was to assess the effectiveness of various pavement … [Read more...] about An Assessment of Various Rumble Strip Designs and Pavement Marking Applications for Crosswalks and Work Zones
Maintenance Work Zone Safety Devices Development and Evaluation
This report presents the findings of tests and evaluations of several new work zone safety devices. The prototypes of the 25 devices were designed, developed, fabricated, tested, evaluated, and … [Read more...] about Maintenance Work Zone Safety Devices Development and Evaluation
Evaluation of Orange Removable Rumble Strips for Highway Work Zones
Rumble strips can be effective in alerting drivers to road conditions that merit special attention. The Kansas Department of Transportation (KDOT) requires the deployment of rumble strips on state … [Read more...] about Evaluation of Orange Removable Rumble Strips for Highway Work Zones
Shoulder Rumble Strips — Effectiveness and Current Practice
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
Shoulder Rumble Strip Effectiveness: Drift-off-Road Accident Reductions on the Pennsylvania Turnpike
To help decrease the number of accidents caused by drowsy drivers, engineers for the Pennsylvania Turnpike developed and installed an innovative type of shoulder rumble strip called the Sonic Nap … [Read more...] about Shoulder Rumble Strip Effectiveness: Drift-off-Road Accident Reductions on the Pennsylvania Turnpike