This paper documents the efforts and results of a human factors study of alternative business driveway channelizing treatments in work zones. The purpose of the research was to determine the … [Read more...] about Improved Business Driveway Channelizing Treatments in Work Zones
Measures of Effectiveness
Improved Business Driveway Delineation in Urban Work Zones
This report documents the efforts and results of a two-year research project aimed at improving driveway delineation in work zones. The first year of the project included a closed-course study to … [Read more...] about Improved Business Driveway Delineation in Urban Work Zones
Work Zone Intrusion Alarm Effectiveness
The New Jersey Department of Transportation (NJDOT) commissioned a study to evaluate how effective a work zone safety device known as the “SonoBlaster! ® Work Zone Intrusion Alarm” would be in … [Read more...] about Work Zone Intrusion Alarm Effectiveness
Effectiveness of Changeable Message Signs in Controlling Vehicle Speeds in Work Zones – Phase II
This report is the second phase of a longitudinal research study. The first phase of the project, conducted by Garber and Patel, examined the short term effectiveness of CMS in reducing vehicle speeds … [Read more...] about Effectiveness of Changeable Message Signs in Controlling Vehicle Speeds in Work Zones – Phase II
Safety Effects of Fluorescent Yellow Warning Signs at Hazardous Sites in Daylight
Yellow warning signs are an important and abundant type of traffic control device. Improving warning signs could be a cost-effective countermeasure at hazardous locations. The use of fluorescent … [Read more...] about Safety Effects of Fluorescent Yellow Warning Signs at Hazardous Sites in Daylight
Use of Chevron Patterns on Traffic Control Devices in Work Zones (Abridgement)
The objectives of the research were to select the most effective design for the chevron pattern and to evaluate the effectiveness of selected chevron designs under road conditions as compared with … [Read more...] about Use of Chevron Patterns on Traffic Control Devices in Work Zones (Abridgement)