Drainage system with clog prevention, method for preventing clogs in drainage systems

Abstract

To provide drainage systems that suppress the growth and proliferation of bacteria and other microorganisms, thereby preventing blockages in drainage flows. To provide a method for preventing blockages in drainage systems. [Solution] A drainage system (10) comprising a drainage net (20), a drainage system body (50), and a UVC irradiation means (60), wherein the drainage net (20) receives drainage from the upstream side, the drainage system body (50) receives water that has passed through the drainage net (20), and the UVC irradiation means (60) irradiates the drainage net (20) with UVC.

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