Sewer jetting truck (also called sewer cleaning truck, sewer jetting vehicle, high-pressure jetting truck, drain cleaning truck, drain jetting truck, pipeline cleaning truck, sewer flushing truck, hydro jetting truck, high-pressure sewer cleaner, sewer maintenance truck) is a specialized vehicle equipped with a high-pressure water jetting system designed to clean and maintain sewer pipelines, drains, and other underground drainage systems.