Rain water management mechanism e.g. for water, has opposite sealed water absorption-able base plates and provided as cover which is for traffic surface and has plastic lattice box

摘要

The mechanism has opposite sealed water absorption-able base plates and provided as a cover. The cover is for a traffic surface and has a plastic lattice box. A filtration mechanism is provided for precipitated water or water supplied from a main sewer. A storage body (2) is provided as the plastic lattice box (7) for the resulting precipitated water.