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,
San Joaquin River Viaduct San Joaquin River Viaduct The San Joaquin River Viaduct is a bridge currently under construction to carry California High-Speed Rail over the San Joaquin River. Most of the bridge is in the city of Fresno, California in Fresno County, although the portion north of the river will be in Madera County. It is the second major river crossing to be constructed as part of California High-Speed Rail, after the Fresno River Viaduct to the north. The bridge will be long, and combines a double concrete arch span crossing the river with a pergola structure to carry the tracks laterally over