Dartford Cable Tunnel

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Coordinates: 51°28′5″N 0°14′58″E / 51.46806°N 0.24944°E / 51.46806; 0.24944 The Dartford Cable Tunnel is a 2.4 km tunnel upstream of the Dartford Crossing. With a diameter of ~3 m (10 ft), it is designed to carry and allow for maintenance of 400 kV National Grid electrical cable beneath the Thames. It is accessible by foot as a crossing of the Thames, but by authorised personnel only.[1][2][3][3] It was built in 2003–04 at a cost of £11,000,000.[4][5]

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References[edit]

  1. ^ "National Grid builds new Thames tunnel at Dartford | Online news | New Civil Engineer". Nce.co.uk. 1 May 2003. Retrieved 15 July 2015.
  2. ^ "ABB completes Dartford Cable Tunnel HV cable installation | Voltimum UK". Voltimum.co.uk. 3 April 2006. Retrieved 15 July 2015.
  3. ^ a b [1] Archived 29 October 2004 at the Wayback Machine
  4. ^ Nicolas Janberg (23 July 2014). "Dartford Cable Tunnel (Dartford, 2005) | Structurae". En.structurae.de. Retrieved 15 July 2015.
  5. ^ "New current flows under the Thames". Abb.co.uk. 15 May 2006. Retrieved 15 July 2015.