Rhine river waterways is busiest internal water route in the world, therefore Rhine water route has great social, political and industrial importance. The Rhine river flows through Germany and Netherland. The route connects industrial areas of Switzerland, Germany, Belgium and Netherland to the Atlantic Ocean waterway. This river is suitable for boating upto a navigable distance of 700 km. The associate river of Rhine is Ruhr, which flows in the eastern coal-mining areas and finally joins the Rhine.