The operation sequence of the segment launcher (A): the precast beam is transported by trailer to the launching position, under the segment launcher that is placed between two portals, and is ready for lifting

The operation sequence of the segment launcher (B): The segment launcher has lifted the precast beam to the level of the bridge deck

The operation sequence of segment launcher (C): The segment launcher transports the precast beam to the required position on the portal, making use of a sliding action on the supporting rail