Construction Gantry Crane for Concrete Bridge Girder
Highway&Railway Construction Grantry Crane for Concrete Bridge Girder Lifting at construction sites are equipped with heavy duty electric hoist and movable winch trolley to fit the lifting and handling of long materials, the long concrete bridge girder, for example. MG type road and bridge construction gantry crane usually used in pairs and straddling the bridge or pier to lift the long-span, large-tonnage and double amplitude bridge deck concrete full-span box girders. Its lifting capacity is 30-450 tons, span is 16-45 meters for MG type, and 28-65m for ME type.
- Lifting capacity: 30 ~ 450 ton (MG), 60(30+30) ~ 900(450+450) ton (ME)
- Span: 16~45m(MG), 28~65m(ME)
- Lifting height: 8~35m
- Working duty: A3
It is suitable for handling, lifting and transport on highways, railway bridges and other construction sites. Its main girder is primarily designed with a triangular truss structure. Upper chord uses H-steel adding welding core board, lower chord uses U-steel adding welding core board. Web member using double U-steel buckled relatively. Main girder is divided into sections; Joints are connected by pin roll. Branch legs use tubular steel legs structure. Its tubular steel legs are connected using bars to form a stable triangular structure.
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