PURIFICATION STRUCTURE FOR RAINWATER

摘要

PURPOSE: An excellent purification structure with a landscape architecture function is provided to have an excellent purification efficiency, to be able to reduce the purification time, and to provide an excellent purification structure with a landscape architecture function providing an excellent appearance. CONSTITUTION: An excellent purification structure with a landscape architecture function comprises a sinking reservoir (100) in which rainwater is flowed in; an FWS swale (200) installed to surround the circumference of the sinking reservoir; and an HSSF swale (300) installed to surround the circumference of the FWS swale. The sinking reservoir is formed in a concrete box structure. A first partition (210) with a structure capable of spatially separating the FWS swale and the HSSF swale and landscaping is formed between the FWS swale and the HSSF swale.