| 摘要 |
PROBLEM TO BE SOLVED: To provide a drainage gutter securing safety for transportation vehicles, while preventing dust or the like from collecting in various portions thereof. SOLUTION: The drainage gutter 10 includes a lid part 11 with a drain hole (opening 12a) and anti-slip elements (protrusions 13a), and a water conduit part 15 having a water running region 18 and a placement step part 17 for placing the lid part thereon.
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