The TS160-3HW bulldozer (National III sanitation type) is a semi-rigid suspension mechanical transmission bulldozer. The engine meets the national III emission requirements, and the working device is operated as a pilot. The machine is compact in structure, comfortable in operation and labor-saving, and has high production efficiency. The track assembly, the roller guard, the anti-winding device, the enlarged water tank and the blade device specially designed for the sanitation bulldozer make the model an ideal machine for garbage transportation, landfill and compaction.