| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a catch basin that can smoothly change a flow passage of drain water if abnormality occurs to a duct connected to the catch basin and can also prevent a groove part from getting clogged with foreign matter included in the drain water.SOLUTION: A catch basin 20 includes: a basin body 21 having a first outflow-side invert 33a communicating with an inflow-side invert 32a and a first outflow opening 33, a second outflow-side invert 34a communicating with the inflow-side invert 32a and a second outflow opening 34, a first groove part 41 provided for the first outflow-side invert 33a, and a second groove part 42 provided for the second outflow-side invert 34a; a groove filling member 23 which is provided detachably for the first groove part 41 and fills the first groove part 41; and a partition member 22 which is provided detachably for the second groove part 42 and stops a flow of drain water.</p> |
