Dartford Cable Tunnel

The Dartford Cable Tunnel is a 2.4 km utility 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] It was built in 2003–04 at a cost of £11,000,000.[4][5]

Dartford Cable Tunnel
Location
CountryUK
Coordinates51°28′5″N 0°14′58″E
Ownership information
OwnerNational Grid plc
Construction information
Commissioned2004
Technical information
TypeUnderground tunnel
Type of currentAC
AC voltage400 kV

See also

References

  1. "National Grid builds new Thames tunnel at Dartford". Nce.co.uk. 1 May 2003. Retrieved 15 July 2015.
  2. "ABB completes Dartford Cable Tunnel HV cable installation". Voltimum.co.uk. 3 April 2006. Retrieved 15 July 2015.
  3. 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.


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