https://www.integerspin.com/products/sewer-suction-machine

A sewer suction machine, also known as a vacuum sewer cleaner or sewer suction truck, is a specialized vehicle equipped with powerful vacuum systems designed for cleaning and maintaining sewer lines, stormwater drains, and other drainage systems. These machines play a vital role in maintaining the integrity and functionality of urban infrastructure, preventing blockages, and ensuring proper waste disposal. Here's more information about sewer suction machines.