Yard Cranes exist in many types including reach stacker, forklift truck, ship-to-shore container crane(STS), rail mounted container gantry crane(RMG), rubber tyred container gantry crane(RTG), and portal slewing crane. They are seen everywhere in ocean port, river port, container terminal, railway container storage and transfer yard.
Ship-to-shore container crane is a large quayside gantry crane found at container terminals for loading and unloading of intermodal containers from berths to container ships and from berths to ships.
Rail mounted container gantry crane is specially designed for intensive container lifting and stacking due to its strong lifting capacity, being widely used in container storage yard.
Rubber tyred container gantry crane is mobile gantry crane used for container lifting and stacking in container terminals and container storage yards. Compared to other large port cranes, RTG crane has a wide application thanks to its mobility.