The world’s longest road tunnel – safety record
Qinling Zhong Nan Shan Road Tunnel
The worldwide longest continuous road tunnel is located in Xi’an Province, North China, totally 18.02 km, which is designed as 2 tubes in single traffic direction . Siemens BT China offered Fire Detection solution including AlgoRex Fire Detection, MM8000 Danger Management and FibroLaser II Linear Heat Detection products, especially total 6 units OTS-4 Fibrolaser controllers are installed inside the tunnel. The total contract value is amount RMB 3.7 million
