Eurotunnel Folkestone Terminal
Encyclopedia
The Eurotunnel Folkestone Terminal is a railway terminal built for the transport of road-going vehicles on specially constructed trains through the Channel Tunnel
Channel Tunnel
The Channel Tunnel is a undersea rail tunnel linking Folkestone, Kent in the United Kingdom with Coquelles, Pas-de-Calais near Calais in northern France beneath the English Channel at the Strait of Dover. At its lowest point, it is deep...

. The terminal is one of two, with the Eurotunnel Calais Terminal located at Coquelles
Coquelles
Coquelles is a commune in the Pas-de-Calais department near Calais in northern France.It is known informally as the town of the Channel Tunnel. The town comprises a shopping centre, hotels and farm in vieille Coquelles , part of the L'Européene autoroute and the Channel Tunnel terminal.The...

, near Calais
Calais
Calais is a town in Northern France in the department of Pas-de-Calais, of which it is a sub-prefecture. Although Calais is by far the largest city in Pas-de-Calais, the department's capital is its third-largest city of Arras....

.

History

As part of the Channel Tunnel
Channel Tunnel
The Channel Tunnel is a undersea rail tunnel linking Folkestone, Kent in the United Kingdom with Coquelles, Pas-de-Calais near Calais in northern France beneath the English Channel at the Strait of Dover. At its lowest point, it is deep...

 project, the plan for services included the use of dedicated shuttle trains that would carry both passenger and freight vehicles between Britain and France, which would compete with the cross-channel ferries. In order to accommodate these services, it was planned to build a brand new vehicle terminal on each side of the tunnel that would allow cars and lorries to be loaded quickly onto the trains. The site chosen for the British terminal was Cheriton
Cheriton, Kent
Cheriton is a northern suburb of Folkestone in Kent that is the location of the English terminal of the Channel Tunnel. It is the location of the major army barracks of Shorncliffe Camp.- History :...

, near Folkestone
Folkestone
Folkestone is the principal town in the Shepway District of Kent, England. Its original site was in a valley in the sea cliffs and it developed through fishing and its closeness to the Continent as a landing place and trading port. The coming of the railways, the building of a ferry port, and its...

 in Kent
Kent
Kent is a county in southeast England, and is one of the home counties. It borders East Sussex, Surrey and Greater London and has a defined boundary with Essex in the middle of the Thames Estuary. The ceremonial county boundaries of Kent include the shire county of Kent and the unitary borough of...

, not far from the British tunnel portal.

The site eventually came to nearly 350 acres in area, and was bordered by both Cheriton and Newington
Newington, Shepway
Newington is a village in Kent, England one mile west-north-west of Folkestone. It gives its name to Newington-Shepway Parish Council, which has five councillors, and includes the hamlets of Arpinge and Beachborough...

. Construction began at the same time as boring for the tunnel, which provided large amounts of soil to be used to stabilise and level the terminal site before construction of the facility was undertaken. At the same time, a pipeline was provided connecting Deal
Deal, Kent
Deal is a town in Kent England. It lies on the English Channel eight miles north-east of Dover and eight miles south of Ramsgate. It is a former fishing, mining and garrison town...

 and Goodwin Sands
Goodwin Sands
The Goodwin Sands is a 10-mile-long sand bank in the English Channel, lying six miles east off Deal in Kent, England. The Brake Bank lying shorewards is part of the same geological unit. As the shoals lie close to major shipping channels, more than 2,000 ships are believed to have been wrecked...

 for the transport of dredged sand to the site.

The major elements to be built at Cheriton were the platforms and overbridges, which connected the terminal to the M20 motorway
M20 motorway
The M20 is a motorway in Kent, England. It runs from the M25 motorway to Folkestone, providing a link to the Channel Tunnel and the ports at Dover. It is long...

, which was completed simultaneously with the tunnel project. The tunnel was officially opened on 6 May 1994, with services between Cheriton and Coquelles beginning in July the same year, when the first freight shuttles started running. Passenger services then started in December 1994.

Infrastructure

The terminal consists of eight island platform
Island platform
An island platform is a station layout arrangement where a single platform is positioned between two tracks within a railway station, tram stop or transitway interchange...

s, which are each 791 metres in length, with four overbridges connecting them to the motorway. The overbridges are located at approximately equidistant points along the length of the platforms so that vehicles have to drive for as little distance as possible along the platforms themselves; vehicles unloaded from the front to the middle of the train would use the furthest bridge, while those unloaded from the centre to the rear would use the next bridge in, and vice versa for those vehicles embarking. The bridges at the western end of the platforms are intended for embarking vehicles, while those at the eastern end are for those disembarking. The island platforms are separated by single track, allowing vehicles to access the train from both sides.

The terminal is located at the end of a loop connected to the route from the tunnel; trains exiting the tunnel travel clockwise around this loop and then pull into the terminal, meaning the locomotive that pulled the train will remain at the front for the next service through the tunnel. The terminal at Coquelles also has a loop arrangement, but instead trains travel anticlockwise; this is intended to ensure equal wear on the flange
Flange
A flange is an external or internal ridge, or rim , for strength, as the flange of an iron beam such as an I-beam or a T-beam; or for attachment to another object, as the flange on the end of a pipe, steam cylinder, etc., or on the lens mount of a camera; or for a flange of a rail car or tram wheel...

 of the wheels.

The terminal has a larger loading gauge
Loading gauge
A loading gauge defines the maximum height and width for railway vehicles and their loads to ensure safe passage through bridges, tunnels and other structures...

 than the rest of the British network
Rail transport in Great Britain
The railway system in Great Britain is the oldest in the world, with the world's first locomotive-hauled public railway opening in 1825. As of 2010, it consists of of standard gauge lines , of which are electrified. These lines range from single to double, triple, quadruple track and up to twelve...

 owing to the oversized trailers used to carry the road going vehicles. As a consequence, all maintenance of the rolling stock is undertaken within the small, self-contained Channel Tunnel rail network, with the major work carried out at Coquelles (which is a much larger facility), and minor work undertaken at Cheriton.

External links

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