Start on the construction of the two middle sections of the Sichuan-Tibet Railway is imminent, reports China’s official state media. The Sichuan section will be 186 km long; the TAR section 151 km. The report states that the railway has a design speed of 120 to 200 km per hour, climbs to nearly 4,500 meters and more than 90% of the line consists of bridges or tunnels.