In October 2003, Royal Dutch Shell, ExxonMobil and Statoil signed agreements to supply natural gas through the Britpipe.

The official opening of the project was held in London on 16 October 2006 by then-Prime Minister Tony Blair and his Norwegian counterpart, Jens Stoltenberg.

The Langeled pipeline supplements the Vesterled system with annual capacity about 12 bcm, which runs from Heimdal Riser platform in the North Sea to St. Fergus in Scotland.

[4] The Nyhamna-Sleipner Riser leg has a diameter of 1,067 millimetres (42.0 in) and can operate with a pressure of 250 bar.

The Sleipner Riser-Easington leg has a diameter of 1,118 millimetres (44.0 in), which makes it the largest submarine pipeline in the North Sea.