Thames Archway Company
Encyclopedia
The Thames Archway Company was a company
Company
A company is a form of business organization. It is an association or collection of individual real persons and/or other companies, who each provide some form of capital. This group has a common purpose or focus and an aim of gaining profits. This collection, group or association of persons can be...

 formed in 1805 to build the first tunnel under the Thames river in London
London
London is the capital city of :England and the :United Kingdom, the largest metropolitan area in the United Kingdom, and the largest urban zone in the European Union by most measures. Located on the River Thames, London has been a major settlement for two millennia, its history going back to its...

.

In 1805–1809 a group of Cornish
Cornish people
The Cornish are a people associated with Cornwall, a county and Duchy in the south-west of the United Kingdom that is seen in some respects as distinct from England, having more in common with the other Celtic parts of the United Kingdom such as Wales, as well as with other Celtic nations in Europe...

 miners, including Richard Trevithick
Richard Trevithick
Richard Trevithick was a British inventor and mining engineer from Cornwall. His most significant success was the high pressure steam engine and he also built the first full-scale working railway steam locomotive...

, attempted to dig a tunnel under the Thames between north Rotherhithe
Rotherhithe
Rotherhithe is a residential district in inner southeast London, England and part of the London Borough of Southwark. It is located on a peninsula on the south bank of the Thames, facing Wapping and the Isle of Dogs on the north bank, and is a part of the Docklands area...

 and Limehouse
Limehouse
Limehouse is a place in the London Borough of Tower Hamlets. It is on the northern bank of the River Thames opposite Rotherhithe and between Ratcliff to the west and Millwall to the east....

 but finally failed because of the difficult conditions of the ground. The Cornish miners were used to hard rock and did not modify their methods for soft clay and quicksand.

The "Thames Archway" project was abandoned after the initial pilot tunnel (a 'driftway') flooded twice when 1,000 feet (305 m) of a total of 1,200 feet (366 m) had been dug. It only measured 2–3 feet by 5 feet (61–91 cm by 1.5 m), and was intended as the drain for a larger tunnel for passenger use.
The driftway started from Rotherhithe and had got beyond the low water mark on the far side of the river before being abandoned.

The failure of the Thames Archway project led engineers to conclude that "an underground tunnel is impracticable".

About 40 years later the Brunels built the Thames Tunnel
Thames Tunnel
The Thames Tunnel is an underwater tunnel, built beneath the River Thames in London, United Kingdom, connecting Rotherhithe and Wapping. It measures 35 feet wide by 20 feet high and is 1,300 feet long, running at a depth of 75 feet below the river's surface...

at a nearby location.
The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
x
OK