Starting with the Tokaido Shinkansen (515.4 km; 320.3 mi) in 1964, the network has expanded to currently consist of 2,830.6 km (1,758.9 mi) of lines with maximum speeds of 240–320 km/h (150–200 mph), 283.5 km (176.2 mi) of Mini-Shinkansen lines with a maximum speed of 130 km/h (80 mph), and 10.3 km (6.4 mi) of spur ...