| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a repair method of a side ditch, which shortens a construction period and keeps traffic obstruction to a minimum, without causing noise and dust problems. <P>SOLUTION: An existing side ditch body has a concave lid receiving part with an L-shaped cross section on an inner side of an upper end of each of right and left side walls. A repair method of a side ditch to mount a new lid on the lid receiving part comprises steps of boring an anchor hole in a horizontal surface of the lid receiving part, injecting a resin adhesive into the anchor hole, and mounting the new lid on the lid receiving part by insertion of an anchor projecting from an underside of the new lid into the anchor hole. <P>COPYRIGHT: (C)2012,JPO&INPIT |
