This is the steel structure of a launcher gantry that will be used for erection precast concrete I Girder (PCI Girder) …
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This is the steel structure of a launcher gantry that will be used for erection precast concrete I Girder (PCI Girder) across the river . This yellow gantry launcher comes from China with a capacity of up to 140 tons, with a maximum launch speed of 4
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