May 27, 2022
http3A2F2Fcdn.cnn .com2Fcnnnext2Fdam2Fassets2F220127091909 03 badaling great wall station highspeed railway YQBYgt
(CNN) — With the 2022 Beijing Winter Olympics quick approaching, the world’s first self-driving high-speed practice is already in motion, transporting athletes and officers between the two important cities internet hosting the video games on the historic Beijing-Zhangjiakou intercity railway.

The truth that this bullet practice can drive itself is exceptional sufficient. However partway by the 56-minute journey, it passes by one other engineering marvel: the Badaling Great Wall Station.

Accomplished in 2019, the station is a stone’s throw away from the entrance to Badaling, the hottest part of the centuries-old wall. To guard the iconic monument from structural injury, the railway line and its accompanying station have been constructed deep underground.

Preserving the Great Wall

The Badaling Great Wall Station is the world’s deepest high-speed railway station.

Ren Chao/Xinhua/Getty Photos

Buried 102 meters (335 toes) under floor and masking an space of greater than 36,000 sq. meters, the three-story construction is claimed to be the world’s deepest and largest underground high-speed railway station.

Setting up such a posh station, which features a 12-kilometer-long ​(7.45 miles) tunnel system, beneath a UNESCO World Heritage website was no straightforward feat.

Based on China’s state media, engineers used an digital detonator to exactly time the explosives all the way down to the millisecond. It was the first time the expertise was utilized in China, and allowed staff to keep up a vibration velocity of under 0.2 centimeters per second.

Which means each explosion was exactly calculated to make sure the influence can be no stronger than a single footstep on the Great Wall.

Care was wanted to make sure building wouldn’t injury the Great Wall.

Alamy

Beginning in 2016, building of the tunnel and the station took round three years to finish.

The high-speed railway shortens the journey from China’s capital metropolis to the Badaling Great Wall from round 1.5 hours — visitors congestion may make that point far longer — to round 27 minutes.

The station is a couple of minutes away from the Great Wall cable automotive station and round 800 meters (0.5 miles) from the start line of the Badaling Great Wall. It’s additionally dwelling to China’s second-longest escalator, stretching 88 meters lengthy and 42 meters excessive.

The Badaling Great Wall Station is a component of the 108-mile-long Beijing-Zhangjiakou high-speed railway.

Zhang Chenlin/Xinhua/Getty Photos

As a result of of the distance to the practice platform, the station gate is closed to ticket holders 12 minutes earlier than the departure of the last practice, as a substitute of the traditional 5 minutes in different stations in China, to make sure that the passengers have sufficient time to make their approach by the huge station.

Will the Great Wall be making an look at the Winter Olympics?

Whereas there gained’t be any Olympics sporting occasions happening wherever close to the Badaling Great Wall, will probably be half of the torch relay, happening February 2-4.

In consequence the station, in addition to the Badaling part of the wall, is closed on February 2 and three.

The Badaling station is 800 meters from the public entrance to the Great Wall.

Ju Huanzong/Xinhua/Getty Photos

Badaling isn’t the solely portion of the Great Wall that may make an look on TV screens as half of the Winter Olympics ceremonies.

Chongli district and Yanqing district, two areas with Winter Olympics villages, are additionally dwelling to elements of the historical barricade.

Some tracks at the Nationwide Ski Leaping Centre in Chongli are as shut as 20 meters to the Great Wall, providing a historic view for the skiers competing in the video games.

The Winter Olympics high-speed railway

On one aspect, every day PCR checks, robots serving meals, and remoted athletes. On the different, no entry to the Olympic occasions for audiences or members of the family. CNN’s Selina Wang and David Culver report from either side of the Beijing Olympics bubble.

The 108-mile-long Beijing-Zhangjiakou railway is served by a brand new high-speed electrical multiple-unit (EMU) Fuxing practice developed and operated by the state-owned China State Railway Group.

Unveiled in early January, it may possibly run as much as 350 kilometers (or 217 miles) per hour and cuts journey time between two of the important Olympics host cities from three hours to 56 minutes.

Although the high-speed practice is autonomous, a monitoring driver is on board always. The practice can mechanically begin, cease and regulate to the completely different velocity limits between stations.

The practice’s eight automobiles are outfitted with 5G alerts, clever lighting and 2,718 sensors to gather real-time information and detect any operational abnormalities.

The brand new Beijing-Zhangjiakou high-speed practice travels previous the Juyongguan part of the Great Wall on January 25, 2022.

Jia Tianyong/China Information Service/Getty Photos

Particular carriages have been designed with the wants of athletes in thoughts. As an illustration, some cabins function bigger storage areas for winter sports activities tools, which will be accessed by QR code.

Along with the important rail line, there are additionally two branches, Yanqing and Chongli, that join licensed passengers to 2 key Winter Olympic villages.

A 55-day closed-loop administration system, which began from January 21, has been carried out so these heading to the Olympic Video games don’t share the similar practice carriages as different passengers on the line. (Learn extra about Beijing’s formidable Olympics “bubble” here.)

High picture: An escalator inside the Badaling Railway Station. Credit score: Peng Ziyang/Xinhua/Alamy

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