Tunnel Portal Gantry Crane
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Tunnel Portal Gantry Crane is a major equipment for shield method construction, which is used for lifting the duct pieces and lithosols at the initial well head.
- Tunnel Portal Gantry Crane is a major equipment for shield method construction, which is used for lifting the duct pieces and lithosols at the initial well head.
- This kind of gantry crane is normally double girder gantry crane, which is composed of gantry, carne travel mechanism, trolley, waste flip institution, suspended beam and electric equipment.
- It is easily and flexibly operated, safe and reliable, stably qualified, of low labor strength, and high work efficiency, which is perfectly applicable for tunnel construction.