Mt. Juliet has approved preemption traffic signal technology for 24 intersections designed to override lights for fire trucks and emergency medical vehicles. Mt. Juliet commissioners have approved a ...

Red and green traffic lights have been around since the 1800s, when British traffic officers used to rotate gas lamps that burned red and green to control the movement of mostly horse-drawn vehicles.

According to California Vehicle Code, drivers must stop at a red light before the crosswalk or intersection. Drivers “shall ...