The utility model discloses a tunnel many metamessages monitoring devices, include: lay in tunnel face department for the sensor group that monitor is carried out the many metamessages in tunnel, lay in tunnel face department, with sensor group is connected, and it is right to be used for after carrying out signal conversion, the many metamessages in tunnel of sensor group output obtain the many first signals in tunnel, and will the many first signals in tunnel pass through the repeater to be transmitted to the vasculum of tray, set up in repeater between vasculum and the tray, and lay the department at tunnel portal for the many first signals in tunnel that the transmission of receipt repeater was come erupt simultaneously and deliver to the tray of server, the utility model discloses not only having overcome the limited problem of wire mode signal transmission distance among the prior art, still having avoided arranging the inconvenience of communication cable to being under construction and bringing, material resources uses manpower sparingly.