The national Manual on Uniform Traffic Control Devices (MUTCD) does not prohibit the use of a pilot vehicle in conjunction with portable traffic control signals (PTCSs), but it does require that a … [Read more...] about Field Evaluation of Pilot Vehicles and Portable Traffic Control Signals With and Without a Flagger
Portable Traffic Signals
Portable Traffic Signals in Conjunction with Pilot Car Operations at Two-Lane, Two-Way Rural Highway Work Zones
A portable traffic signal (PTS) system is designed to move traffic through two-way rural highway work zones with one lane open to traffic. The primary objective of this study was to evaluate the use … [Read more...] about Portable Traffic Signals in Conjunction with Pilot Car Operations at Two-Lane, Two-Way Rural Highway Work Zones
Evaluation of Temporary Traffic Signals in Conjunction with Pilot Car Operations at Two-Way Long Temporary Work Zones
The primary objective of this study was to evaluate the use of Portable Traffic Signal (PTS) systems at long, rural two-lane work zones and to compare three different conditions for controlling … [Read more...] about Evaluation of Temporary Traffic Signals in Conjunction with Pilot Car Operations at Two-Way Long Temporary Work Zones
Traffic Control Device Evaluation Program: Technical Report
This project provides the Texas Department of Transportation with a mechanism to quickly and effectively conduct high-priority, limited scope evaluations of traffic control devices. Work during the … [Read more...] about Traffic Control Device Evaluation Program: Technical Report
Evaluation of Innovative Devices to Control Traffic Entering from Low-Volume Access Points within a Lane Closure
This report describes the methodology and results of analyses performed to identify and evaluate alternative methods to control traffic entering a lane closure on a two-lane, two-way road from … [Read more...] about Evaluation of Innovative Devices to Control Traffic Entering from Low-Volume Access Points within a Lane Closure
Improving the Process for Providing Mobility and Safety in Work Zones: 2008 Summary Report
Minnesota Department of Transportation (MnDOT) conducted a review of their “Process for Providing Mobility and Safety in Work Zones.” The review meetings provided an opportunity for districts to feed … [Read more...] about Improving the Process for Providing Mobility and Safety in Work Zones: 2008 Summary Report