Gantry Crane for Tunnel Construction 

Gantry crane for tunneling construction is commonly a double girder gantry crane employed to handle the cutter and shield body of underground non excavation shield tunneling machine and the tunnel support segment for tunnel construction. Weihua provide wide range of project crane, container crane, metallurgy industry crane, jib crane, suspension crane, etc. The trolley (hoisting mechanism) of this gantry crane is rotatable, which is suitable for the different digging direction with flexible operation, perfect safety instructions and overload protection device system. PLC frequency conversion adjustment system makes it easy to control every mechanism.   Features of Tunnel Shield Gantry Crane: 1. Sling with 360° rotation fit for installation of cutter from different angles; 2. Double trolley hoisting mechanism is applied for lifting cutter by double trolley or lifting duct piece by single trolley;…