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The project was launched under the original name Britpipe. In October 2003, Royal Dutch Shell, ExxonMobil and Statoil signed agreements to supply natural gas through the Britpipe. [3] The pipeline's construction began in 2004. [4] The largest part of the pipeline was installed by Acergy Piper, a pipe-laying ship of Acergy. [5]
Longest underwater road tunnel in the world Water supply #6 Tunnel, Yellow River Diversion to Shanxi South Line Shanxi, China 14,400 m (8.948 mi) 2002 See South–North Water Transfer Project: Water supply Ala Mountain Pass Water Supply Project Xinjiang, China 14,346 m (8.914 mi) 2010 Road Twin Tube Ovit Tunnel [81]
This page presents a list of the longest continuous underground rapid transit tunnel sections of the world, excluding branches from the longest tunnel (branch lines that used to transport passengers should be included). Note: This article only lists tunnels that are 15 km (6.2 miles) or longer.
Each section will be 217 meters long (roughly half the length of the world’s largest container ship), 42 meters wide and 9 meters tall. Weighing in at 73,000 metric tons each, they will be as ...
Water supply, 5 m 2. Arpa-Sevan Tunnel [45] Armenia (at the time of construction USSR) 48.3 km (30.0 mi) 1981 Water supply #1 Tunnel, Yellow River Diversion to Shanxi North Line Shanxi, China 43.7 km (27.2 mi) 2011 Water supply #7 Tunnel, Yellow River Diversion to Shanxi South Line Shanxi, China 43.5 km (27.0 mi) 2002 Water supply
The north portal in Frutigen South portal near Raron. The Lötschberg Base Tunnel (LBT) is a 34.57 km (21.48 mi) railway base tunnel on the BLS AG's Lötschberg line cutting through the Bernese Alps of Switzerland some 400 m (1,300 ft) below the older Lötschberg Tunnel.
Name Location Length Expected completion Line Mont d'Ambin Base Tunnel [66]: France/Italy (Cottian Alps) 57.5 km (35.7 mi) 2032 [67]: Lyon Turin Ferroviaire: Brenner Base Tunnel
This list ranks the world's cable-stayed bridges by the length of main span, i.e. the distance between the suspension towers. The length of the main span is the most common way to rank cable-stayed bridges. If one bridge has a longer span than another, it does not mean that the bridge is the longer from shore to shore, or from anchorage to ...