Search results
Results from the WOW.Com Content Network
Lianhushan #1 Tunnel China 5.225 km (3.247 mi) [ew] 2016 2 G15 23 Ningbo-Dongguan Expressway: Hulusi Tunnel China 5.215 km (3.240 mi) 2024 2 Mangshi-Lianghe Expressway Chenghaihu #1 Tunnel China 5.205 km (3.234 mi) 2024 2 G42 16 Chengdu-Lijiang Expressway: Tongluoshan Tunnel China 5.197 km (3.229 mi)
Construction started in March 2015. Together with the already constructed Inntal Tunnel it will form the world's longest continuous railway tunnel with 64 km. [97] [98] Metro Thomson–East Coast Line: MRT, Singapore 43,000 m (26.719 mi) 2024 Excluding planned extension Railway Yigong tunnel: Tibet, China 42,500 m (26.408 mi) [99] 2030
The longest underwater road tunnel in the world Arlberg: Austria (Vorarlberg - Tyrol) 13.972 km (8.7 mi) 1978 1 S16/E60 "World's longest tunnel" 1979 - 1980: Xishan Tunnel: China 13.654 km (8.5 mi) 2012 [25] 2 S56 Shanxi Taiyuan-Gujiao Expressway Left tube：13.654 m, right tube：13.570 m New Erlangshan Tunnel [26] China
The tunnel, which will be 18 kilometers (11.1 miles) long, is one of Europe’s largest infrastructure projects, with a construction budget of over 7 billion euros ($7.1 billion).
The Lærdal Tunnel is the first in the world to be equipped with an air treatment plant, located in a 100-metre (330 ft)-wide cavern about 9.5 kilometres (5.9 mi) northwest of Aurlandsvangen. Air from the tunnel is drawn into the plant by two large fans, particulates (dust and soot) are removed by an electrostatic filter , and nitrogen dioxide ...
For premium support please call: 800-290-4726 more ways to reach us
HS2 Ltd said a pair of tunnel-boring machines have each made five miles of progress on their 10-mile journeys under the Chiltern Hills.
The Gotthard Road Tunnel in Switzerland runs from Göschenen in the canton of Uri at its northern portal, to Airolo in Ticino to the south, and is 16.9 kilometres (10.5 mi) in length below the St Gotthard Pass, a major pass of the Alps. At time of construction, in 1980, it was the longest road tunnel in the world; it is currently the fifth ...