This report presents a study of driver perceptions using a driving simulator. The evaluation required one hundred and twenty participants from different age groups to drive through virtual highway … [Read more...] about A Driving Simulator Study: Evaluation of Vehicle Mounted Attenuator Markings in Work Zones During Different Times of the Day
Truck-Mounted Attenuators
Truck-Mounted Attenuator (TMA) requirement
The specifications required by the Maryland State Highway Administration (SHA) can be viewed in the Standard Specifications for Construction and Materials publication on the web site below under … [Read more...] about Truck-Mounted Attenuator (TMA) requirement
Truck Mounted and Trailer Mounted Impact Attenuators
This Engineering Instruction (EI 08-036) enables barrier and shadow vehicles to use either truck mounted impact attenuators or trailer mounted impact attenuators meeting NCHRP 350 approval. It has the … [Read more...] about Truck Mounted and Trailer Mounted Impact Attenuators
Work Zone Traffic Control Guidelines for Maintenance Operations
While this manual provides interpretive guidance, it does not change the intent of Part 6 of the Manual on Uniform Traffic Control Devices (MUTCD). This manual is a supplement to the MUTCD and applies … [Read more...] about Work Zone Traffic Control Guidelines for Maintenance Operations