DRAIN BOARD FOR EXPANSION JOINT OF ROAD OR BRIDGE, AND CONSTRUCTION METHOD FOR EXPANSION JOINT OF ROAD OR BRIDGE USING THE SAME

摘要

PROBLEM TO BE SOLVED: To provide a drain board for an expansion joint of a road or a bridge, and a construction method for the expansion joint of the road or the bridge using the same.SOLUTION: In the present invention, a construction method for repairing a crack in a road or a bridge using a drain board 200 for an expansion joint includes the steps of: (a) forming an expansion joint groove 100 by cutting a part of the road or the bridge so as to form an area of a joint part of the road or the bridge; (b) installing the drain board 200 for drainage on a bottom surface of the expansion joint groove 100; and (c) coating an upper part of the drain board 200 with a sealant and performing finishing by pavement and solidification.