Tarn (river) a mean flow of approximately . The Millau Viaduct spans the valley of the Tarn near Millau, and is now one of the area's most popular attractions. The tributaries of the Tarn include: The Tarn separates the Narbonne and Aquitaine basins. The Tarn passes through the following departments and towns: The Millau Viaduct, the tallest bridge in the world, carrying the A75 autoroute across the Tarn Gorge near Millau, opened in December 2004. The Tarn is famous for its brutal floodings, which are the most dangerous in Europe along with the Danube. The flooding of March 1930 saw the Tarn
Martin Road Bridge use for years, the mills that made this river crossing locally important were gone by 1908. However, the bridge eventually deteriorated, and it was closed to traffic in 1987. In 2015, the township sold the Auburn Heights Preserve in Yorklyn, Delaware. In 2016, the bridge was disassembled and removed by Bach Steel. Renovation is underway. The Martin Road Bridge is a single-span, metal, pin-connected, Pratt through truss structure having. The bridge is 119 feet long and fifteen feet wide between the trusses. The deck is made up of three-by-eight-inch wooden planks, supported by six rows of six-inch I-beams and two