Lateral Shifts and Chicanes Image Source: NACTO DEFINITION AND DESCRIPTION A lateral shift realigns a straight street by shifting traffic in one direction (i.e., to the left or right). Chicanes are a series of alternating lateral shifts that create multiple changes in...
High-Visibility Crosswalks Image Source: Google Earth. Bardstown Rd., Louisville. DEFINITION AND DESCRIPTION High-visibility crosswalks have pavement markings (i.e., bar pair, longitudinal bar, ladder) that are visible to drivers and pedestrians from a longer distance...
Friction Surface Treatments DEFINITION AND DESCRIPTION High friction surface treatments (HFSTs) consist of high-quality aggregate bonded to pavement using a polymer binder. They restore and/or maintain pavement friction in areas with high crash rates or which are at...
Flashing Yellow Right Turns MUTCD 11th Edition – Part 4 DEFINITION AND DESCRIPTION Flashing yellow arrows (FYAs) for right turns may be used at signalized intersections to alert drivers they need to yield to pedestrians in the crosswalk or simply as a means of...
Evaluate and Implement Road Reconfigurations Image Source: FHWA (2014) DEFINITION AND DESCRIPTION Roadway reconfigurations can improve safety, calm traffic, and provide better mobility and access for all road users. A reconfiguration can take multiple forms. It can...
