The Grand Contour Canal in

England England is a Countries of the United Kingdom, country that is part of the United Kingdom. It is located on the island of Great Britain, of which it covers about 62%, and List of islands of England, more than 100 smaller adjacent islands. It ...

and

Wales Wales ( ) is a Countries of the United Kingdom, country that is part of the United Kingdom. It is bordered by the Irish Sea to the north and west, England to the England–Wales border, east, the Bristol Channel to the south, and the Celtic ...

was intended to enhance and upgrade the British canal system, but was never built. This canal was proposed in 1943, and again ten years later, by J F Pownall. Pownall observed that there was a natural '

contour Contour may refer to: * Contour (linguistics), a phonetic sound * Pitch contour * Contour (camera system), a 3D digital camera system * Contour Airlines * Contour flying, a form of low level flight * Contour, the KDE Plasma 4 interface for tab ...

' down the spine of England, around the 300 ft level that connected several of the most populated areas. He put forward the idea that this contour could be used to define the course of a large European sized canal which contained no locks except at its entry and exit points. It would also serve as a

water grid A water supply network or water supply system is a system of engineered hydrologic and hydraulic components that provide water supply. A water supply system typically includes the following: # A drainage basin (see water purification – source ...

capable of distributing domestic water supply around England as need arises. The proposal would have accommodated 300-ton continental-size barges. Feeder conduit canals at the same contour level would have been used to bring water into the system from

North Wales North Wales ( ) is a Regions of Wales, region of Wales, encompassing its northernmost areas. It borders mid Wales to the south, England to the east, and the Irish Sea to the north and west. The area is highly mountainous and rural, with Snowdon ...

The Pennines The Pennines (), also known as the Pennine Chain or Pennine Hills, are a range of uplands mainly located in Northern England. Commonly described as the " backbone of England" because of its length and position, the range runs from Derbyshire a ...

and the

South West Peninsula The South West Peninsula is the area of England between the Bristol Channel to the north and the English Channel to the south. It is part of the South West region of England, and includes the counties of Cornwall, Devon, and (depending on its p ...

. It was also named ''The Three-hundred-foot Canal'' for its height above sea level, . It was to be wide by deep, with headroom. (For comparison, this would be a CEMT Class VIb waterway, carrying ships of similar size to the

Amsterdam–Rhine Canal The Amsterdam–Rhine Canal ( Dutch: ''Amsterdam-Rijnkanaal'') is a canal in the Netherlands that was built to connect the port and capital city of Amsterdam to the main shipping artery of the Rhine. Its course follows a generally southeasterly ...

.) It was intended to connect the major industrial centres of

London London is the Capital city, capital and List of urban areas in the United Kingdom, largest city of both England and the United Kingdom, with a population of in . London metropolitan area, Its wider metropolitan area is the largest in Wester ...

Bristol Bristol () is a City status in the United Kingdom, cathedral city, unitary authority area and ceremonial county in South West England, the most populous city in the region. Built around the River Avon, Bristol, River Avon, it is bordered by t ...

Southampton Southampton is a port City status in the United Kingdom, city and unitary authority in Hampshire, England. It is located approximately southwest of London, west of Portsmouth, and southeast of Salisbury. Southampton had a population of 253, ...

Coventry Coventry ( or rarely ) is a City status in the United Kingdom, cathedral city and metropolitan borough in the West Midlands (county), West Midlands county, in England, on the River Sherbourne. Coventry had been a large settlement for centurie ...

Birmingham Birmingham ( ) is a City status in the United Kingdom, city and metropolitan borough in the metropolitan county of West Midlands (county), West Midlands, within the wider West Midlands (region), West Midlands region, in England. It is the Lis ...

Nottingham Nottingham ( , East Midlands English, locally ) is a City status in the United Kingdom, city and Unitary authorities of England, unitary authority area in Nottinghamshire, East Midlands, England. It is located south-east of Sheffield and nor ...

Derby Derby ( ) is a City status in the United Kingdom, city and Unitary authorities of England, unitary authority area on the River Derwent, Derbyshire, River Derwent in Derbyshire, England. Derbyshire is named after Derby, which was its original co ...

Chester Chester is a cathedral city in Cheshire, England, on the River Dee, Wales, River Dee, close to the England–Wales border. With a built-up area population of 92,760 in 2021, it is the most populous settlement in the borough of Cheshire West an ...

Manchester Manchester () is a city and the metropolitan borough of Greater Manchester, England. It had an estimated population of in . Greater Manchester is the third-most populous metropolitan area in the United Kingdom, with a population of 2.92&nbs ...

Blackburn Blackburn () is an industrial town and the administrative centre of the Blackburn with Darwen borough in Lancashire, England. The town is north of the West Pennine Moors on the southern edge of the River Ribble, Ribble Valley, east of Preston ...

Bradford Bradford is a city status in the United Kingdom, city in West Yorkshire, England. It became a municipal borough in 1847, received a city charter in 1897 and, since the Local Government Act 1972, 1974 reform, the city status in the United Kingdo ...

Hartlepool Hartlepool ( ) is a seaside resort, seaside and port town in County Durham, England. It is governed by a unitary authority borough Borough of Hartlepool, named after the town. The borough is part of the devolved Tees Valley area with an estimat ...

and

Newcastle Newcastle usually refers to: *Newcastle upon Tyne, a city and metropolitan borough in Tyne and Wear, England, United Kingdom *Newcastle-under-Lyme, a town in Staffordshire, England, United Kingdom *Newcastle, New South Wales, a metropolitan area ...

, with vertical

lift lock A boat lift, ship lift, or lift lock is a machine for transporting boats between water at two different elevations, and is an alternative to the canal lock. It may be vertically moving, like the Anderton boat lift in England, rotational, lik ...

s at the nine termini, having tanks by by draught. A long

tunnel A tunnel is an underground or undersea passageway. It is dug through surrounding soil, earth or rock, or laid under water, and is usually completely enclosed except for the two portals common at each end, though there may be access and ve ...

was proposed between

Airedale Airedale is a valley, or Dale (landform), dale, in North Yorkshire and West Yorkshire, England. It is named after the River Aire, which flows through it. The upper valley, from Malham Cove to Airton, is known as Malhamdale, named after the vill ...

and

Ribblesdale Ribblesdale is one of the Yorkshire Dales in England. It is the Dale (landform), dale or upper valley of the River Ribble in North Yorkshire. Towns and villages in Ribblesdale (downstream, from north to south) include Selside, North Yorkshire, ...

. The scheme was intended both for transport and for a

water supply Water supply is the provision of water by public utilities, commercial organisations, community endeavors or by individuals, usually via a system of pumps and pipes. Public water supply systems are crucial to properly functioning societies. Th ...

grid, for water distribution is a major problem in

and

South East England South East England is one of the nine official regions of England, regions of England that are in the ITL 1 statistical regions of England, top level category for Statistics, statistical purposes. It consists of the nine counties of england, ...

. In 2012 the scheme was brought back to attention after

Boris Johnson Alexander Boris de Pfeffel Johnson (born 19 June 1964) is a British politician and writer who served as Prime Minister of the United Kingdom and Leader of the Conservative Party (UK), Leader of the Conservative Party from 2019 to 2022. He wa ...

, the

Mayor of London The mayor of London is the chief executive of the Greater London Authority. The role was created in 2000 after the Greater London devolution referendum in 1998, and was the first directly elected mayor in the United Kingdom. The current ...

, showed his support for the scheme as a way to transport water from the higher, and wetter, areas of Wales, Scotland, and northern England to the 'breadbasket' of the south east. A maximum flow of water of some anywhere in either direction was visualised, sourced from the Northern Pennines , the Dee, the Severn and the Wye and

Exmoor Exmoor () is loosely defined as an area of hilly open moorland in west Somerset and north Devon in South West England. It is named after the River Exe, the source of which is situated in the centre of the area, two miles north-west of Simons ...

Earlier schemes

The

Elan Valley Reservoirs The Elan Valley Reservoirs () are a chain of man-made lakes created from damming the Elan and Claerwen rivers within the Elan Valley in Mid Wales. The reservoirs, which were built by the Birmingham Corporation Water Department, provide clea ...

scheme (1892) in mid-

(capacity 99,000 megalitres) which includes (with four others) the

Craig Goch Dam The Craig Goch Dam, often called the Top dam, is a masonry dam in the Elan Valley of Wales and creates the upper-most of the Elan Valley Reservoirs. Construction on the dam began in 1897, and it was completed in 1904. The primary purpose of the d ...

provides water to

(pop. 1 million), but was designed looking forward 63 years.

Lake Vyrnwy Lake Vyrnwy (, or ') is a reservoir in Powys, Wales, built in the 1880s for Liverpool Corporation Waterworks to supply Liverpool with fresh water. It flooded the head of the River Vyrnwy, Vyrnwy () valley and submerged the village of Llanwddyn ...

was created by the construction of the first large

masonry dam Masonry dams are dams made out of masonrymainly stone and brick, sometimes joined with mortar. They are either the gravity or the arch-gravity type. The largest masonry dam in the World is Nagarjuna Sagar Dam, Andhra Pradesh and Telangana, in ...

in Britain, between 1881 and 1888, to provide an urgently needed new water supply for the growing city of

Liverpool Liverpool is a port City status in the United Kingdom, city and metropolitan borough in Merseyside, England. It is situated on the eastern side of the River Mersey, Mersey Estuary, near the Irish Sea, north-west of London. With a population ...

, and the water from the Welsh mountains was to be carried by an aqueduct to the city. The Longdendale Reservoir, in the

Pennines The Pennines (), also known as the Pennine Chain or Pennine Hills, are a range of highland, uplands mainly located in Northern England. Commonly described as the "Vertebral column, backbone of England" because of its length and position, the ra ...

east of

, was one of the first of its kind in the country when it was opened in 1851. By 1875 it was obvious that growing population of the city would need even more water, so plans were drawn up to construct a

reservoir A reservoir (; ) is an enlarged lake behind a dam, usually built to water storage, store fresh water, often doubling for hydroelectric power generation. Reservoirs are created by controlling a watercourse that drains an existing body of wa ...

in the

Lake District The Lake District, also known as ''the Lakes'' or ''Lakeland'', is a mountainous region and National parks of the United Kingdom, national park in Cumbria, North West England. It is famous for its landscape, including its lakes, coast, and mou ...

Thirlmere Thirlmere is a reservoir in the Cumberland (unitary authority), Cumberland district in Cumbria and the English Lake District National Park, Lake District. The Helvellyn ridge lies to the east of Thirlmere. To the west of Thirlmere are a numbe ...

(1894) now provides water for

away.

References

{{reflist

External links

Museum of Science & Industry: ‘Underground Manchester’ Gallery
Canals in England Water supply and sanitation in England Proposed transport infrastructure in England Proposed canals Proposed transport infrastructure in Wales Cancelled projects in Wales

Earlier schemes

See also

Further reading

References

External links