30m Prestressed Concrete Girder Launching Gantry Crane

30m prestressed concrete girder launching gantry crane Heavy duty launching girder gantry crane is widely used in highway, railway and bridge construction. This beam launcher is used for erecting concrete box girders for high speed (250km, 350km) passenger railway lines. The bridge launching girder is suitable for equal span girders or different span girders. The rear part has two supports, one of the supports is "C" shape column with rotary and foldable technology. The "C" shape column technology saved the traverse space during traveling and enables to travel through tunnels with the girder transfer vehicle. Safety features: 1. Overload protection: If the material exceeds the capacity, the crane will give a sharp warning for protection. 2. Emergency brake: If the operator encounters some emergency situation, the emergency brake system can be activated to protect the related treasure. 3. Control Method: Cabin control or remote control to avoid any injure to the operator 4. Main lifting motor: with thermal protection and currency protection.