ASSEMBLY TYPE HOLE REPAIR SYSTEM

摘要

The present invention relates to an assembly type concrete hole repair system for an underground sewage treatment facility. The assembly type concrete hole repair system for an underground sewage treatment facility is to enable a worker to easily control a repair area to correspond to an area requiring to be repaired and simply repair an inner wall of a manhole damaged in a method of simply attaching and placing mortar without an additional connection member. The concrete hole repair system for an underground sewage treatment facility includes: multiple anchor sockets fixed by being embedded into the inner wall of a concrete hole requiring to be repaired; and a repairing board member comprising a board unit facing the inner wall of the concrete wall at intervals, and multiple connection units protruding from the front surface of the board unit and connected to the anchor socket in order for the board member to support the inner wall of the concrete hole to face the inner wall at intervals. The repair mortar can be placed between the inner wall of the concrete hole and the repairing board member.