It will be useful to know which of the railway tunnels is the longest, and which is the longest tunnel in the world. It is also interesting to find out the name of the longest tunnel in Russia and in its capital.

The longest railway tunnel

It is known that the longest tunnel among the railways is the unique Gotthard tunnel in Switzerland. Its construction was carried out since 1999 - almost seventeen years, although the first sketch appeared in 1947. On June 1, 2016, the authorities announced that the tunnel would be ready for commissioning after it passed serious tests, which will continue until December 2016.
Gotthard tunnel is the longest railway tunnel in the worldGotthard tunnel is the longest railway tunnel in the world
Engineering construction paved the way under a mountain pass, which is called St. Gothard. The length of the tunnel is fifty-seven kilometers, and if you count both trunks, as well as auxiliary passages and mines, you will get more than one hundred fifty-three kilometers.
From 2017, the Gotthard Tunnel will become part of the single pan-European high-speed railway network NEAT (NEue AlpenTransversale), reducing the distance between Zurich and Milan.It is assumed that the speed of high-speed trains while passing through this underground tunnel will be about 250 kilometers per hour, and freight trains will reach speeds of not less than 160 kilometers.
Gotthard tunnel will be put into operation in 2017Gotthard tunnel will be put into operation in 2017
The tunnel is built so that trains can move in the opposite direction through different trunks. Emergency mines and emergency stations will be provided. Of the existing railway tunnels, the longest is the Seikan tunnel, located in Japan, which is only three kilometers shorter than Gotthards.

The longest tunnel in Moscow

Many tunnels built in Russian Moscow. Today, the tunnels help unload capital roads, as well as being the optimal solution to the metropolis transport problem. One of the longest is the one that is laid under the Silver Bor. Its length is more than three kilometers. This tunnel is one of the most difficult sections of Krasnopresnensky Avenue.
The tunnel under the Silver Bor is the longest in MoscowThe tunnel under the Silver Bor is the longest in Moscow
Thanks to this construction, it was not necessary to pave the road along Serebryany Bor.The tunnel consists of three tiers. The metro trains move along the lower tier, motor transport moves along the middle tier, and the arched upper tier is intended for smoke removal. The exact length of this tunnel is 3126 meters. The middle tunnel, which is designed for vehicles - three-lane, with a bandwidth of three and a half meters. The diameter of each tunnel is fourteen meters.
Lefortovo tunnel in Moscow has a length of more than 2 kmLefortovo tunnel in Moscow has a length of more than 2 km
One of the longest metropolitan tunnels for a long time was the Lefortovo tunnel. Its length is two kilometers one hundred fifty meters. So far, the Serebryanoborsky tunnel remains the longest, but the longest will remain short-lived, as there are plans to build several more tunnels, among which will be one whose length will exceed four kilometers.

The longest tunnel in Russia

It is interesting to find out details about the tunnel of the greatest length in Russia. Such is the Gyumrinsky tunnel, which is road and located in Dagestan. It is the longest not only in Russia, but throughout the CIS.
Gyumrinsky tunnel is the longest in RussiaGyumrinsky tunnel is the longest in Russia
This tunnel connects nine mountainous areas of Dagestan with Makhachkala. He plays a crucial role, as with his help, residents of mountainous areas in two or three hours get to Makhachkala.
Construction began in the seventies, but in the nineties the laying was suspended. In 2008, its reconstruction began, which spent more than ten billion rubles. The opening took place in the fall of 2012.
Gyumrinsky tunnel was built over 40 yearsGyumrinsky tunnel was built over 40 years
The exact length of this tunnel is four kilometers two hundred eighty five meters. It has operational ventilation, automatic fire alarm, television surveillance, loud-speaking notification and security alarm. An absolutely unique seismic laboratory has been established there that is capable of informing about seismic activity both in this region and beyond. Equipment for this laboratory was specially ordered in Italy.

The longest tunnel in the world

Since the tunnels are different, you can call the longest tunnels of each type. So “champion” among the automobile tunnels is Lerdalsky tunnel.It is located in Norway and has a length of twenty-four and a half kilometers.
Lerdale tunnel is the longest in the world for carsLerdale tunnel is the longest in the world for cars
But the Delaware Aqueduct is considered to be the longest water tunnel. Since 1945, it is he who provides New York with water. The length of its entire one hundred thirty-seven kilometers.
The longest railway tunnel for a long time was the Japanese Seikan. But it will soon start moving along another tunnel that has already been built, which is almost three kilometers longer than the Japanese - this is the Gotthard tunnel, laid in Switzerland under a mountain pass. Its length is fifty seven kilometers.
The longest subway tunnel is located in GuangzhouThe longest subway tunnel is located in Guangzhou
The longest subway tunnel is located in Guangzhou City. The length of the third metro line is sixty-seven kilometers and three hundred meters.
There are irrigation tunnels. The longest of them is the Turkish tunnel called Sanliurfa. Its task is to distribute the water of the Euphrates River so that the nearby desert lands can be turned into fruitful farms. It consists of two main tunnels of twenty six kilometers four hundred meters each.Among reclamation systems - this is an absolute record.
Interest is not only tunnels, but also bridges. For example, according to uznayvse.ru, the world's longest railway bridge with a length of 164.8 kilometers. Read more about this.

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