Why does the Eurotunnel leak?

At its deepest point there is 75 metres of sea water above the tunnel. Managing water pressure was a key concern for the project engineers. The tunnel is actually designed to leak. As Eurotunnel explain on their website, 'seawater from the rocks above the tunnel drips through and is then pumped away.



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The tunnel does leak, but it is designed to. Seawater from the rocks above the tunnel drips through and is then pumped away.

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Very much so. The tunnel runs under the English Channel, but does not run “underwater”. It was dug through a layer of clay with waterproof layers both above it and below it.

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How deep is the Channel Tunnel? At its deepest, the tunnel is 75 metres (246 feet) below the sea level. That's the same as 107 baguettes balancing on top of each other. The English Channel is much deeper than the tunnel, with its deepest point measuring 175 meters (574 feet) below sea level.

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On 11 September 2008, a France-bound Eurotunnel Shuttle train carrying heavy goods vehicles (HGVs) and their drivers caught fire while travelling through the Channel Tunnel. The fire lasted for sixteen hours and reached temperatures of up to 1,000 °C (1,830 °F).

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Hazardous Articles include but are not limited to fireworks, firearms, explosives and weapons of any kind. 3.1 The Carriage of Hazardous Articles is subject to prohibitions and restrictions. 3.1. 2 Firearms: the Carriage of Firearms is RESTRICTED.

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Eurotunnel is now highly profitable, after a difficult start when it was held down by massive debts from the tunnel construction. Debt restructuring in 2007 reversed the company's fortunes — at the expense of thousands of small shareholders who saw their holdings slashed in value.

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Is it hot in the Channel tunnel? The new system ensures that ambient temperatures stay at or around 25 degrees Celsius.

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Do you have to stay in your car when using the Channel Tunnel? You can choose to sit in the car during the entire crossing, or get out and stretch your legs on the train. There are toilets available, should you need them.

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Eurotunnel is now highly profitable, after a difficult start when it was held down by massive debts from the tunnel construction. Debt restructuring in 2007 reversed the company's fortunes — at the expense of thousands of small shareholders who saw their holdings slashed in value.

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The cost of flights and car hire has significantly increased since the pandemic, making Eurotunnel a much cheaper way to travel to Europe, particularly for groups and families. If you have multiple people in your car it's likely to work out cheaper than flights.

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You can get out your vehicle, but you stay with your car. The carriage is lit and there are toilet facilities available.

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Dover - Calais ferry tickets start at around €36 for foot passengers and at about €80 for passengers who travel with a vehicle. On the other hand, prices for the Eurotunnel start at over €100 for a one-way drive to France from the UK. Conclusion: the ferry from the UK to France is usually cheaper than the Eurotunnel.

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In cooperation with Rönesans Holding, the Heitkamp Construction Swiss GmbH tunnel and railroad construction specialists constructed the world's longest and deepest tunnel, the Gotthard Base Tunnel. This 57 kilometre-long tunnel lies at a depth of 2,300 metres.

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The Laerdal Tunnel in western Norway is the longest road tunnel in the world. It takes about 20 minutes to pass through the tunnel. Brightly colored lights placed every six kilometers help drivers stay alert.

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The Channel Tunnel (French: Tunnel sous la Manche), also known as the Chunnel, is a 50.46-kilometre (31.35 mi) underwater railway tunnel that connects Folkestone (Kent, England) with Coquelles (Pas-de-Calais, France) beneath the English Channel at the Strait of Dover.

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