Trailer Mounted Sewer Jetting Machine These tractor trolley mounted machines aremost economical machines for open drainage cleaning. These machines equippedwith a bucket which remove the drainage waste and dump the waste to the trolleyattached and thus transport the drainage waste to the desired dumping site.These are mainly used in remote areas where bigger truck mounted sewer cleaning equipment cannot go and is Used for open drainage unlike other machines whichare used for underground sewer lines.