Electric rail transit system with "light" volume of traffic capacity, as compared to heavy rail. May be on exclusive or shared right-of-way. Includes streetcars and trolleys.
Carries a light volume of traffic. "Light" refers to the number of riders that the train can carry, not the weight. Light rail may share right-of-way on a roadway or operate on exclusive right-of-way and can have multi-car trains or single cars. Trolley cars and Portland, Oregon's MAX system are examples of light rail.
An urban rail transportation system that uses electric-powered rail cars along exclusive rights-of-way at ground level, on aerial structures, in subways, or occasionally in streets.