DEWATERING AND/OR DRAINAGE DEVICE

摘要

A dewatering and/or drainage device (10) is provided with a grate structure, through which extends a passage (20) for the inlet of liquid which is to be drained. The grate structure is composed of at least three and preferably four in particular identical parts (12) through which extend grate openings (18) which run in each case parallel to one another and which run from the inner side (22) of the passage (20) to the outer side of the grate structure.