In order to study the influences of trajectory characteristics of vehicles at night in freeway expansion construction areas, day and night observation experiments are conducted to obtain the … [Read more...] about A Study on the Characteristics of Vehicle Tracks in the Nighttime Construction Zone of Freeway Expansions
Delineators
Temporary Traffic Control Design Guidelines
This document is intended to provide guidelines relating to the design of temporary traffic control for state highway construction, maintenance related operations, utility operations, and incident … [Read more...] about Temporary Traffic Control Design Guidelines
ODOT Making Changes After Eighth Crashes off I-270
Eight trucks went off the highway since April. Those crashes have coincided with highway lanes narrowing and shifting caused by an I-270 widening project. To prevent such crashes in the future, Ohio … [Read more...] about ODOT Making Changes After Eighth Crashes off I-270
Optimizing Work Zone Lighting
Work zones are inherently complex and confusing visual environments, where the usual patterns of traffic flow are perturbed, and where lights used by workers for task visibility can create glare not … [Read more...] about Optimizing Work Zone Lighting
WYDOT Installs Flexible Delineators, Finds Lower Maintenance from Replacing Posts
The Wyoming Department of Transportation has installed flexible delineator posts in areas where vehicles have repeatedly damaged delineator posts. While metal delineator posts can create a hazard … [Read more...] about WYDOT Installs Flexible Delineators, Finds Lower Maintenance from Replacing Posts
Podcast 10: Lighting the Way to Safety: Warning Lights and Illumination for Vehicles, Traffic Control Devices, and the Work Area
This podcast serves as a companion resouruce to ATSSA’s Nighttime Lighting Guidelines for Work Zones: A Guide for Developing a Lighting Plan for Nighttime Work Zones. The primary focus of this podcast … [Read more...] about Podcast 10: Lighting the Way to Safety: Warning Lights and Illumination for Vehicles, Traffic Control Devices, and the Work Area