A practical methodology to reduce the traffic conflicts at work zones was developed and evaluated in the field. The proposed system uses variable advisory speed limits that are determined with a … [Read more...] about Field Evaluation of Variable Advisory Speed Limit System for Reducing Traffic Conflicts at Work Zones
Facilities
Artificial Neural Network Speed Profile Model for Construction Work Zones on High-Speed Highways
Speed profile models can be used as a diagnostic tool by highway engineers. Previous work has investigated relationships between operating speed and geometric roadway elements for permanent roadway … [Read more...] about Artificial Neural Network Speed Profile Model for Construction Work Zones on High-Speed Highways
Traffic Enforcement Strategies in Work Zones
This report presents the summary of work conducted during Phase I of NCHRP Project 3-80, Traffic Enforcement Strategies for Work Zones. The objective of this project is to develop guidelines for safe … [Read more...] about Traffic Enforcement Strategies in Work Zones
Placement Guidance for Temporary Concrete Barriers in Construction Work Zones: Developed with Roadside Safety Analysis
An important design decision in construction work zones concerns the use and placement of temporary barriers. The temporary concrete safety shaped barrier is the option preferred by most state … [Read more...] about Placement Guidance for Temporary Concrete Barriers in Construction Work Zones: Developed with Roadside Safety Analysis
Construction Work Zone Speed Limits – Guidelines and Documentation
This engineering instruction bulletin (EI 95-032) is intended to provide guidance to designers and construction personnel to establish appropriate work zone speed limits. … [Read more...] about Construction Work Zone Speed Limits – Guidelines and Documentation
Work Zone Safety: Guidelines for Construction, Maintenance, and Utility Operations
This handbook presents information and guidelines for temporary traffic control, including examples of typical traffic control applications. It applies to construction, maintenance, and utility work … [Read more...] about Work Zone Safety: Guidelines for Construction, Maintenance, and Utility Operations