This study evaluates rear-end crash risk associated with work zone operations for four different vehicle-following patterns: car—car, car—truck, truck—car and truck—truck. The deceleration rate to … [Read more...] about Analysis of Work Zone Rear-End Crash Risk for Different Vehicle-Following Patterns
Vehicle Following
Using a Living Laboratory to Support Transportation Research for a Freeway Work Zone
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 Using a Living Laboratory to Support Transportation Research for a Freeway Work Zone
Calibration of VISSIM for Freeway Work Zones with Time-Varying Capacity
This paper presents a systematic procedure for calibration of a VISSIM model to replicate time dependent capacity, speed, and queue length for a 2-to-1 freeway work zone. The procedure models time … [Read more...] about Calibration of VISSIM for Freeway Work Zones with Time-Varying Capacity
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
Time Gaps in Work Zones Based on Follower-Leader and Under Various Temporary Traffic Control Methods
Time gaps are microscopic flow characteristics related to driver behavior, traffic safety and capacity. Knowing time gap characteristics enables monitoring of traffic flow and taking appropriate … [Read more...] about Time Gaps in Work Zones Based on Follower-Leader and Under Various Temporary Traffic Control Methods
Replication of Work Zone Capacity Values in a Simulation Model
Evaluating the traffic impacts of work zones is vital for any transportation agency for planning and scheduling work activity. Traffic impacts can be estimated using microscopic simulation models. One … [Read more...] about Replication of Work Zone Capacity Values in a Simulation Model