The development of minimum retroreflectivity (MR) levels for traffic signs has been going on for more than two decades, but it was significantly accelerated in 1984 when the Center for Auto Safety … [Read more...] about Updated Minimum Retroreflectivity Levels for Traffic Signs
Books, Reports, Papers, and Research Articles
Injury Severity and Total Harm in Truck-Involved Work Zone Crashes
Society pays a high cost for work zone crashes in terms of operational disruptions, property damage, injuries and loss of life. Given narrow lanes in work zones, large trucks are of particular … [Read more...] about Injury Severity and Total Harm in Truck-Involved Work Zone Crashes
Economic Impact of Work Zone Travel-Time Delays
The Idaho Department of Transportation (!DT) is interested in the development of a computer model that can calculate an estimate of user costs of travel time delays due to work zones. The IDT hopes … [Read more...] about Economic Impact of Work Zone Travel-Time Delays
Analysis of Work Zone MOT Data Collection and Usage Procedures
Several years ago, in an effort to better understand the factors affecting traffic crashes in work zones, the Florida Department of Transportation (FDOT) developed the 'Engineers Maintenance of … [Read more...] about Analysis of Work Zone MOT Data Collection and Usage Procedures
Fatal Occupational Injuries to Government Workers, 1992 to 2001
During the 10-year period from 1992 to 2001, 6,455 government workers suffered a fatal work injury; more than half of these fatalities resulted from transportation incidents. Local government … [Read more...] about Fatal Occupational Injuries to Government Workers, 1992 to 2001
Intelligent Transportation Systems: A Case Study
This case study is one in a series of documents that examines the use of Intelligent Transportation Systems (ITS) in work zones. More information on this system and other applications of ITS in work … [Read more...] about Intelligent Transportation Systems: A Case Study