Top running bridge cranes can be further classified into single girder, double girder, and box girder Bridge crane or Bridge crane in terms of girder types.
Single girder bridge crane is consisted of two end trucks, trolley hoist unit and a single bridge girder, on the bottom flange of which the trolley runs on.
Single girder Bridge crane designed for your application can be cost-effective. Single girder Bridge crane has lower wheel loads so that it will save on new support structures and it will also allow you to add more lifting capabilities to your runway structure without upgrading.
Double girder bridge craneis consisted of two end trucks, trolley hoist unit and two bridge girders, on the top of which located the rails on which the trolley runs.
Double girder Bridge crane provides better hook height for the hoist of the double girder Bridge crane is mounted on top of the bridge rather than underneath.
Box girder bridge crane is a crane equipped on a girder formed by multiple walls in the shape of enclosed tube, rather than on an I-beam or H-beam.
Box girder Bridge crane is used for heavy duty material handling with the feature of extremely rigidity and durability.
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