Precautions when connecting to the sewer

There are two types of sewage elimination methods: a diversion type (sewage and rainwater flowing through separate sewers) and a combined type (sewage and rainwater flowing through the same sewer pipe). Be careful when connecting.

In addition, at plating factories, surface treatment plants that use acids, alkali and organic chlorine solvents, laboratories and laboratories, and other specific business sites where direct punishment standards are applied, domestic wastewater and process wastewater are separate. It is necessary to separate drainage systems and connect to public sewers.
In addition, in Motoichi, these specific business sites have installed factory drainage monitoring monitors that can always be taken (indicated as "factory drainage" on public roads at these specific sites.