Northern Line Extension - Premier Construction News
... Included within the work is the construction of two new stations, to be completed by 2020, at Nine Elms and Battersea Power Station. The major of work is taking place at four sites – Battersea Power Station, Kennington Green, Kennington Park and Nine Elms. The joint venture Ferrovial Agroman Laing O’Rouke is designing and building the NLE. ... Six months later a major breakthrough was achieved as Amy broke through at Kennington, meaning two 3.2km tunnels from Battersea Power Station have now been built. As the 100 metre long tunnelling machines advanced forward, nearly 20,000 precast concrete segments were put in place to form rings to line the tunnels. A conveyor system then took the spoil from the tunnels up to barges on the River Thames. During the course of their journey, Helen and Amy excavated more than 300,000 tonnes of earth, which was subsequently transported to Goshems Farm in East Tilbury, Essex, saving thousands of lorry journeys from the Capital’s roads. The earth has been used to create arable farmland. ...
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