Channel drain and prefabricated waterways are made of plastic, stainless steel or polymer concrete, which are used to collect surface water in different environments such as parking lots, city streets, highways, airports, ports, engine houses, shed floors. It is used in factories, industrial kitchens, around swimming pools, roofs, terraces, car washes, toilets, etc. Channel drains are built in different widths, lengths, heights, and come in both sloped and non-sloped models. They have adjustable outlets and sewage inlet valves at multiple locations