Goliath Gantry crane is a variant of the bridge crane. The Goliath Cranes are mainly used for outdoor freight yard, expected field goods, bulk cargo handling operations. Its metal structure resembles a door-shaped frame, with two legs mounted under the main girder, which can be directly tracked on the ground. The two ends of the main girder can have outrigger cantilevers.
Gantry crane has the advantages of high site utilization rate, wide operating range, wide adaptability and versatility. It is widely used in the port yard.
Truss Structure Type Gantry Crane, use angle steel or I-beam welded structure, the advantage of low cost, light weight, good wind resistance.
However, due to the truss structure itself, it's not as stable compare with the Box Type Gantry Crane. Which is suitable for small capacity working condition. And need regular examination.