This is part of a video series produced by Tennessee Department of Transportation teaching proper flagging techniques. It explains the importance of keeping vest and equipment visible from 500 feet … [Read more...] about Flagger Class 17 Visibility and 500 Feet
Safety Factors
Optimizing Speed Limits Upstream of Freeway Reconstruction and Expansion Work Zones Based on Driver Characteristics
Traffic incidents occurring in freeway work zones mainly include rear-end accidents and roadside accidents, as well as collisions between vehicles and traffic facilities and construction personnel. … [Read more...] about Optimizing Speed Limits Upstream of Freeway Reconstruction and Expansion Work Zones Based on Driver Characteristics
Work Zone Lighting’s Effect on Driver Visibility
Portable light towers are a significant source of glare to motorists entering a work zone. Although existing research has evaluated the effect of light tower orientation on visibility and glare, the … [Read more...] about Work Zone Lighting’s Effect on Driver Visibility
Nighttime Visibility of Prototype Work Zone Markings Under Dry, Wet-Recovery, and Rain Conditions
This paper presents the findings of a dynamic pavement marking visibility study conducted as part of the FHWA Highways for LIFE Technology Partnerships Program Temporary Wet-Weather Pavement Markings … [Read more...] about Nighttime Visibility of Prototype Work Zone Markings Under Dry, Wet-Recovery, and Rain Conditions
Simulator and Field Study of Green Lights on Truck-Mounted Attenuators in Missouri During Mobile Operations
Mobile work zones for various types of moving operations (e.g., striping, pothole patching, sweeping) are an important component in highway maintenance activities which have particular safety issues. … [Read more...] about Simulator and Field Study of Green Lights on Truck-Mounted Attenuators in Missouri During Mobile Operations
Documenting Construction Worker Knowledge and Attitude Around Reversing Aids and Visibility Policies
Accidents and fatalities related to reversing machinery continue to be a large issue and are very costly to the industrial sector. Even with the policies and legislation efforts established on … [Read more...] about Documenting Construction Worker Knowledge and Attitude Around Reversing Aids and Visibility Policies