Spatial driver eye-scanning behavior and driving speeds were collected along four rural two-lane road test sites under low-beam illumination conditions at night. This study was conducted to test the … [Read more...] about Driver Eye-Scanning Behavior as Function of Pavement Marking Configuration
Safety Factors
Durable Fluorescent Materials for the Work Zone
Construction work zones (CWZs) are a major cause of concern for highway and safety engineers. At any given time CWZs constitute only a small fraction of the total roadway miles. However, they are the … [Read more...] about Durable Fluorescent Materials for the Work Zone
Maximizing Legibility of Traffic Signs in Construction Work Zones
The Wisconsin Department of Transportation contracted with Marquette University to research improvements in construction work zone signs. The RIGHT/LEFT LANE CLOSED and ROAD CONSTRUCTION series were … [Read more...] about Maximizing Legibility of Traffic Signs in Construction Work Zones
Development of a Low-Profile Portable Concrete Barrier
A low-profile portable concrete barrier (PCB) has been developed for use in low-speed [approximately 45 mph (73 km/hr) or less] work zones. The purpose of the low-profile barrier is to shield the work … [Read more...] about Development of a Low-Profile Portable Concrete Barrier
Research Problem Statements on User Information Systems
This Circular contains 28 research problem statements on user information systems prepared by the TRB Committee on User Information Systems, A3B08. The first 10 problem statements are ranked as high … [Read more...] about Research Problem Statements on User Information Systems
Night Work Zone Reflectorization
The variety of traffic control measures being used during night maintenance operations are briefly described and the need is pointed out for research on sign complexity and reflectorization. It is … [Read more...] about Night Work Zone Reflectorization