The legal precedence granted to a vehicle or pedestrian to proceed lawfully ahead of others in specific traffic situations is a crucial aspect of road safety and traffic management. This precedence is not an absolute guarantee of safe passage but rather a principle that dictates who should yield in order to prevent collisions. For example, at an uncontrolled intersection, the vehicle on the left typically yields to the vehicle on the right.
Understanding and adhering to this principle minimizes accidents, streamlines traffic flow, and promotes a predictable and orderly environment for all road users. Historically, these rules evolved to manage the increasing complexity of road traffic, moving from informal conventions to codified laws that establish clear expectations and responsibilities. This evolution has led to increased safety and efficiency in transportation networks.