Bridge concrete precast beam girder segment lifting crane launcher machine

Guidelines on Safe Use of Lifting Frames and Launching ...

b'girder is in general a design-and-built machine used in precast post-tensioned bridge construction. It consists of lifting devices and a supporting structure for lifting precast beams and precast bridge segments in position for assembling. A launching girder usually consists of main trusses (\xe2\x80\x9cgirders\xe2\x80\x9d) and lifting devices that would move ...'

Concrete Bridge Beam Launching Gantry Crane Safety High ...

b'Beam/Bridge launcher girder mainly consist with main beam, cantilever, under guide beam, front and rear legs, auxiliary outrigger, hanging beam crane, cantilever crane and hydraulic system. Applies to different span simply supported beam erection, with high operating efficiency. Different span girders which can be , , .'

Products - Gantry Crane, Launching Gantry, Beam Launcher ...

b'Beam Launcher. Beam Launcher is used in the erection of precast beam bridges for span by span method of construction for precast beam girders like U-beam, T-beam, I-beam, etc. Has the features of supported erect, fixed-point lifting, hoisting beam body good stability, high efficiency, safe and reliable, , .'

Bridge Girder Install Beam Launcher Crane Trussed Type For ...

b'Trussed Type Bridge Girder Install Beam Launcher From China factory is bridge crane that places precast concrete beam into precast pier. And it consist of main girder,front leg, middle leg, rear leg, rear auxiliary leg, lifting trolley, hydraulic system and electrical device.'

Crane Beam Double Girder Launcher Rail Way Bridge

b'Bridge girder erection machine merges an adaptation of a wide range of work, excellent performance, convenient operation, safety structure into a single whole. It has the steel structure of rail type precast beam hoisting rack equipment.'

Twin-Girder Self-Launching Gantries for Precast Segmental ...

b'The beam launchers carry two winch-trolleys to lift the precast beams at the ends, while a self-launching gantry for span-by-span erection carries only one crane. The main girders are often braced to each other at the ends to enhance the lateral and torsional stability of the gantry. End bracing trusses have been'

Launching girder bridge construction ... - dowell-cranes.com

b'Launching girder bridge construction is a professional construction machinery, which is used to transfer the road concrete precast blocks and bridge beams to the position of abutments or supporters, and then built road or highway bridge launcher. Launching girder bridge construction is the highway bridge'

Bridge Erection Cranes Manufacturer - Weihua Crane

b'According to the situation of present railway with less sub-grade, more bridges and tunnels which connected too closely, Design and manufacture the new box girder bridge girder launcher with double girder. Bridge beam Erection Cranes Mainly used for hoisting (lifting) of concrete girder in bridge construction (bridge building) of general ...'