Product description Underslung double truss 160 ton launching gantry bridge girder equipment crane was developed and designed by our design department for high speed railway bridges construction (250 km/hour and 350 km/hour). The feature of underslung double truss 160 ton launching gantry bridge girder equipment crane : 1. Light weight 2. Good stability 3. Precise self positioning 4. Precise beam positioning 5. Easy operating Underslung double truss 160 ton launching gantry bridge girder equipment crane comes with centralize control system, multi speed crane, hydraulic powered support, mechanical powered self advancing system and spare-parts. Construction process Huada heavy industry underslung double truss 160 ton launching gantry bridge girder equipment crane lifts, transport and position the full span bridge in few simple steps. Huada heavy industry supply the complete range of equipment typically needed in below construction process: special formwork with inner mound(hydraulically maneuvered), lifting cranes for pre-cast yard, lifting cranes for pre-cast bridge span, multi-axle tyre trolly, fsm launcher. Packing & delivery Packing & delivery of underslung double truss 160 ton launching gantry bridge girder equipment crane Packing: 1. Electric parts are packed by high quality plywood crate to reduce distortion. 2. Main beams, end beams and electric hoist are packed by plastic woven cloth to reduce abrasion during transporting. Delivery: 1. Usually by bulk ship or by container after truncation. 2. Transport ways are based on reducing cost for you and keep the crane performance.