The Illinois Department of Transportation (IDOT) requires queuing analysis to determine traffic backups on interstate work zones. The monetary gains/losses in contractual procedures such as lane … [Read more...] about Evaluation of Construction Work Zone Operational Issues: Capacity, Queue, and Delay
Information Infrastructure and Data
Guidelines for Positive Barrier Use in Construction Zones
The need for positive barriers in construction zones is now based on individual judgment, and there is an expressed need for objective barrier placement criteria. The number, diversity, and … [Read more...] about Guidelines for Positive Barrier Use in Construction Zones
FHWA Helps Deliver QuickZone to Transportation Agencies
To help mitigate the traffic delays and costs associated with work zones, the Federal Highway Administration (FHWA) currently is providing training sessions on QuickZone, a user-friendly, … [Read more...] about FHWA Helps Deliver QuickZone to Transportation Agencies
Developing a Scheduling Tool for Work Zones on Houston Freeways
In Houston the condition of the existing highway network has deteriorated at a far greater rate than can be maintained without affecting traffic severely or endangering the safety of maintenance … [Read more...] about Developing a Scheduling Tool for Work Zones on Houston Freeways
Lane Closures at Freeway Work Zones: Simulation Study
A study of freeway lane closures at work zones is described. It involved the development of a microscopic computer-simulation model. Vehicles in platoons are controlled by a car-following rule. The … [Read more...] about Lane Closures at Freeway Work Zones: Simulation Study