User Perceptions of the Quality of Service on Shared Paths
Shared-use paths are becoming increasingly busy across the United States. Path designers need guidance on how wide to make new…
Superstreet Benefits and Capacities
This research evaluated operational, safety, and perceived effects of superstreets, called restricted crossing U-turn intersections by FHWA, and developed a…
Safety effects of unsignalized superstreets in North Carolina
Arterials across the United States are experiencing far too many collisions. Agencies tasked with improving these arterials have few available…
Resident, Commuter, and Business Perceptions of New Superstreets
Superstreets are an unconventional at-grade intersection design that have significant potential to help with safety and delay. The purpose of…
Reasonable Speeds on Improved Curb and Gutter Facilities
When some two-lane roads with 55 mph speed limits are widened to four through lanes, curb and gutter is installed…
Pedestrian and Bicyclist Accommodations and Crossings on Superstreets
This research considered the unique challenges for pedestrians and bicyclists at superstreet intersections and recommends crossing alternatives for both users.…
Pedestrian and Bicycle Accomodations on Superstreets
The objective of this research was to consider the unique challenges for pedestrians and bicyclists at superstreet intersections and recommend…
Operational Effects of Signalized Superstreets in North Carolina
Arterials across the United States are operating inefficiently and are becoming increasingly congested because of growing traffic demand. Agencies tasked…
Long-Term Monitoring of Wrong-Way Maneuvers at Diverging Diamond Interchanges
With the popularity of diverging diamond interchanges (DDIs), also called double crossover diamonds, on the rise, there has been a…