Dump car having arced top and side gates

A dump car, comprising:

• a container mounted to or formed on a chassis, the container having a front wall proximate a front of the dump car and a rear wall proximate a rear of the dump car;
• a pair of longitudinal top gates mounted between the front and rear walls of the container and forming a roof of the container;
• a pair of longitudinal side gates mounted between the front and rear walls of the container and forming respective side walls of the container;
• and,
• a longitudinal two-sided chute mounted between the front and rear walls of the container and forming a floor of the container, the longitudinal two-sided chute being A-frame shaped having first and second panels sloped downwards toward respective sides of the dump car;
• wherein the pair of longitudinal top gates are moveable between a closed position in which a top opening into the container is closed to an opened position in which the top opening into the container is opened to thereby load material through the top opening into the container;
• and,
• wherein the pair of longitudinal side gates are moveable between a closed position in which respective side openings into the container are closed to an opened position in which the respective side openings into the container are opened to thereby unload the material through the respective side openings from the container.