TUNNEL LINING CONSTRUCTION SYSTEM AND TUNNEL LINING CONSTRUCTION METHOD

摘要

To provide a tunnel lining construction system capable of improving the work efficiency of a worker in concrete placing.SOLUTION: A tunnel lining construction system according to this invention includes: a placing nozzle for placing concrete from a placing port provided in a gable form of a lining form; a plurality of sensors provided on a surface of a waterproof sheet and the lining form, and used for measuring on the provided positions placing conditions of the placed concrete; a placing nozzle moving guide provided along a circumferential direction of a tunnel; a moving mechanism for moving the placing nozzle in the circumferential direction of the tunnel along the placing nozzle moving guide; and an operation control unit for moving the placing nozzle by the moving mechanism to a height determined according to the placing conditions based on the detection result of the sensors at the position where the sensors are provided between the base end portion and the top end portion of the lining form.SELECTED DRAWING: Figure 1