Work zones are a major source of nonrecurrent congestion. Because travel time is harder to predict in nonrecurrent congestion, accurately measured real-time information on travel time in and around … [Read more...] about Lane Bias Issues in Work Zone Travel Time Measurement and Reporting
Data Collection
Best Practices for Road Condition Reporting Systems
Often, the center of an agency's traveler information system is a Road Condition Reporting System (RCRS). The RCRS is frequently the focal point, populated by manual and automated data and information … [Read more...] about Best Practices for Road Condition Reporting Systems
Work Zone Data Collection & Analysis: What, Why, and How
This podcast is a companion to the Work Zone Safety Data Collection and Analysis Guide, which was also developed under the Work Zone Safety Grant and is available at … [Read more...] about Work Zone Data Collection & Analysis: What, Why, and How
Speed Management in Work Zones — The ASAP Project
Speed management of traffic in work zones is important for the safety of both the road user and road worker. A work zone will introduce deviations from normal travel in a discrete road section and … [Read more...] about Speed Management in Work Zones — The ASAP Project
Driving Simulator Validation of Driver Behavior with Limited Safe Vantage Points for Data Collection in Work Zones
This study is aimed at validating a driving simulator (DS) for the study of driver behavior in work zones. A validation study requires field data collection. For studies conducted in highway work … [Read more...] about Driving Simulator Validation of Driver Behavior with Limited Safe Vantage Points for Data Collection in Work Zones
Living Laboratory for Freeway Operations: Case Study for Collecting Driver Behavior Data Through Freeway Work Zones
This paper presents the concept of a Living Laboratory (LL) and how it is applied to transportation operations research through a case study. This case study focuses on calibrating the Wiedemann … [Read more...] about Living Laboratory for Freeway Operations: Case Study for Collecting Driver Behavior Data Through Freeway Work Zones