IMPROVE RAINWATER TREATMENT SYSTEM

摘要

PURPOSE: A rainwater quality improvement and treatment system is provided to easily remove impurities through an impurity collecting box and to simply perform the cleaning work of the impurity collecting box. CONSTITUTION: A rainwater quality improvement and treatment system comprises a sump tank(20), an impurity collecting box(30), and impurity separators(40). The sump tank is buried in the underground space of a road and stores water flowing from the impurity separators. The impurity collecting box is located at the top of the sump tank and collects impurities. The impurity separators are arranged on both sides of the impurity collecting box and filter impurities.