Driveway assistance devices (DADs) provide traffic control at low-volume access points on one-lane, two-way work zones without the need for flaggers. Interim approval for the optional use of DAD at … [Read more...] about Driver Comprehension of Driveway Assistance Devices for Work Zones: Evidence from a Nationwide Survey
Comprehension
Driver Comprehension of Lane Reduction Signage: Alternatives to the MUTCD W4-2 for Work Zones
Many work zones require lane closures, and road users need to be notified of these closures through appropriate upstream signage. Inadequate driver comprehension of the existing U.S. standard lane … [Read more...] about Driver Comprehension of Lane Reduction Signage: Alternatives to the MUTCD W4-2 for Work Zones
Lane Reduction Signs for Work Zones: Driver Comprehension and Alternatives to the U.S. MUTCD W4-2 Sign — Literature Review
Many work zones require lane closures, and road users need to be notified of these closures through appropriate upstream signage. This literature review found several previous studies indicating … [Read more...] about Lane Reduction Signs for Work Zones: Driver Comprehension and Alternatives to the U.S. MUTCD W4-2 Sign — Literature Review
Motorist Comprehension of Signing Applied in Urban Arterial Work Zones
Motorists encounter numerous problems that are not currently addressed in traffic control manuals for urban work zones. The motorists' is critical to ensure safe operations. A detailed survey about … [Read more...] about Motorist Comprehension of Signing Applied in Urban Arterial Work Zones
Motorist Comprehension of Traffic Control Devices for Mobile Operations
In 2004, researchers conducted surveys to evaluate motorist comprehension of various mobile traffic control devices used to inform drivers about the number of vehicles in a work convoy; speed … [Read more...] about Motorist Comprehension of Traffic Control Devices for Mobile Operations