PROBLEM TO BE SOLVED: To provide a ditch cover with a curb stone part for placing in a U-shaped side ditch having the sufficient drain function even if a dead leaf and a branch tree of easily causing clogging inflow in a general purpose grating, and having the function of guarding so as not to slip out a vehicle from a road.;SOLUTION: In an assembly processed product of a plurality of metallic plate pieces, both end parts 51 in its cover width direction on a base part 5 having a cover width 5W adjusted to a groove width 9W of an U-shaped side ditch 9, are placed on an upper part step difference surface 95 of the U-shaped side ditch 9, or are placed on an upper end surface 94 of both side parts 92 of the U-shaped side ditch 9, and a curb stone part 6 of upwardly protruding one area in the cover width direction of the base part 5, is provided toward the side ditch longitudinal direction, and a flow water opening part K communicating with the inside of a side ditch flow passage 90 is also provided on a sidewall outer surface 61 formed of the curve stone part 6 and an upper surface 55 formed of the base part 5.;COPYRIGHT: (C)2016,JPO&INPIT
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