Repair manner of the tile wall of the wall which the tunnel supervisory member aisle breaks

摘要

PROBLEM TO BE SOLVED: To provide a repair method for collectively re-tiling the entire tile surface of a damaged vertical wall of a tunnel monitor passage along a tunnel side wall of a motorway.SOLUTION: A repair method of missing parts such as a base plate 6b of a column 6a of a handrail and a tile of a vertical wall 5 of a monitor passage 4 in a tunnel 1 by using a top face repair frame 11 and a tile-patterned repair board 10 of a stainless steel L-shaped tile repairing board 9 comprises steps of placing an anchor in a spot to be repaired, abutting the tile-patterned repair board 10 against the vertical wall 5 at a maintenance site and the top face repair frame 11 against the missing part of the monitor passage respectively such that the tile patterned repair board 10 is covered with a panel material 10, supporting these with a supporting material 14, then, injecting mortar in an opening of the face repair frame 11 to be solidified, and removing the supporting material 14 following the solidification of the mortar so as to repair the tile pattern of the vertical wall 5.