Strait of Messina Bridge have made the span more than 60% longer than the Akashi-Kaikyo Bridge in Japan—the largest suspension bridge in the world at . Plans called for four traffic lanes (two driving lanes and one emergency lane in each direction), two railway tracks and two pedestrian lanes. In order to provide a minimum vertical clearance for navigation of , the height of the two towers was to be . This would have been taller than the Millau Viaduct in France (currently the tallest bridge in the world at ). The bridge's suspension system would have relied on two pairs of steel cables,
Tarn (river) Garonne, and is permanently open to boats which can thus reach the Garonne and navigate a short distance of that river. The remaining six river locks are disused and unnavigable. A proposal exists to restore the five river locks between Moissac and Montauban, thus creating a waterway ring consisting of the Tarn from Moissac to Montauban, the Canal de Montech to Montech and the Canal de Garonne back to Moissac. Tarn (river) The Tarn (, , possibly meaning 'rapid' or 'walled in') is a long river in southern France ("régions" Languedoc-Roussillon and Midi-Pyrénées), right tributary of the Garonne. The Tarn