法国内河航道总长8,600公里,全部为国有。从1971年起,为了在下塞纳河通航大吨位的船舶和载重量为7,50吨顶推船队,在上塞纳河通航3,200吨的船队、在罗纳河通航5,000吨的船队和在索恩河通航3,000～4,000吨船队,用现代化船闸代替小尺寸的旧船闸。他们还建造升船机以减少旧船闸数。 在平行于流经法德边界的来因河的上游 The French Inland Waterway has a total length of 8,600 kilometers, all of which are state-owned. From 1971 onwards, large-tonnage ships navigating the Lower Seine and ships with a tonnage of 7,50 tons of thrust, navigating a fleet of 3,200 tons on the Upper Seine, a 5,000-tonne fleet on the Rhône and a Thorn River navigable 3,000 ~ 4,000 tons of fleet, using modern locks instead of the small size of the old lock. They also built ship lift to reduce the number of old locks. It is parallel to the upper reaches of the river of Inle that flows through the border between France and Germany