Traffic Control -

Standardized devices are the backbone of roadway management. In the United States, these are governed by the Manual on Uniform Traffic Control Devices (MUTCD) . Chapter 4: Traffic Control | NY DMV

Traffic control is the systematic management of road users—including vehicles, pedestrians, and cyclists—to ensure safe, efficient, and conflict-free movement. It relies on a combination of physical hardware, standardized regulations, and strategic planning to prevent accidents and manage congestion. Core Categories of Traffic Control Devices Traffic Control