Although roundabouts have recently gained popularity and use in the United States, minimal guidance is available for constructing roundabouts or installing, maintaining, and removing temporary traffic … [Read more...] about Temporary Traffic Control for Building and Maintaining Single and Multi-Lane Roundabouts (guideline)
Accommodating Pedestrians (including those with disabilities)
Applying the Americans with Disabilities Act in Work Zones: A Practitioner Guide
Many practitioners are looking for guidance and examples of common solutions for complying with the American with Disabilities Act to assist them in the development of their designs and specifications … [Read more...] about Applying the Americans with Disabilities Act in Work Zones: A Practitioner Guide
Statistical Test for 85th and 15th Percentile Speeds with Asymptotic Distribution of Sample Quantiles
The 85th and the 15th percentiles are two parameters that are commonly used in traffic engineering and traffic safety. For example, 85th percentile speeds are used in setting speed limits and for … [Read more...] about Statistical Test for 85th and 15th Percentile Speeds with Asymptotic Distribution of Sample Quantiles
Building Accessible Work Zones
This presentation discusses how to build an accessible and detectable work zone. Standards, guidelines, and applications are included. … [Read more...] about Building Accessible Work Zones
Wheelchair Trip Hits Roadblock
A trip to the library leaves a blind wheelchair bound man feeling frustrated and helpless. Robert Detcher, a 67-year-old stroke survivor, legally blind and physically disabled, found all his routes … [Read more...] about Wheelchair Trip Hits Roadblock
Evaluating Innovative Ideas in Pedestrian Signing for Temporary Traffic Control
A laboratory study of human factors was conducted to evaluate enhanced signing options that provide pedestrians in temporary traffic control areas with improved information on sidewalk closures. … [Read more...] about Evaluating Innovative Ideas in Pedestrian Signing for Temporary Traffic Control