A 70-story skyscraper in a high-tech hub in Shenzhen, China, wobbled mysteriously and shook again on Wednesday after 15,000 people were evacuated the day before.
No earthquakes have been reported in this area, where only breeze occurred.
The shaking of the building 21 years ago began around 12:31 pm local time on Tuesday.
Videos on social media showed people escaping from buildings, screaming, holding umbrellas, and looking back over their shoulders.
Chinese media reported that all 15,000 evacuees had escaped from the building within 90 minutes. No one was injured.
On Wednesday, some local media reports said the building had begun to shake again, although not as dramatically as Tuesday. The landlord, Shenzhen SEG Co. Ltd., allowed shopkeepers in the building’s first 10 levels of major electronics markets to collect merchandise, but the building remained closed for investigators. ..
A three-floor cryptocurrency mining computer in the electronics market, one of China’s major cryptocurrency mining markets, was inaccessible due to an incident.
Late Wednesday, the local government announced that the investigative engineer was unable to determine the cause of the tremor, but since the start of surveillance late Tuesday, all building movements have exceeded the limits of skyscraper building codes. Said he wasn’t.
According to the statement, experts said, “There are no safety anomalies in the building’s main structure and surrounding environment.”
According to local media reports on Thursday after the preliminary evaluation, the skyscrapers did not have a Tuned Mass Damper. This is a large pendulum-like device installed in a skyscraper to reduce excessive shaking.
The Guangdong Emergency Management Agency also confirmed that the preliminary findings showed vertical movement rather than horizontal movement. This is said to be due to factors such as wind, underground railroads, and steel expansion as temperatures rise.
May 19th, SEG’s stock price drop The Shenzhen Stock Exchange closed at more than 7%, 4.88% lower than the opening price.
SEG Plaza is a landmark in Shenzhen. The height of the building is 1,167 feet (355.8 meters) and the height of the building is 957 feet (291.6 meters).
The building has 75 floors above ground and 4 floors below ground. The basement floor is at the level of parking and facilities. According to the operation of the Shenzhen Municipal Government, the first 10 floors above ground are the electronic market, and the upper floors are offices and hotels. Shenzhen News..
According to online database Skyscraper / City Residence Council, SEG Plaza is the 18th tallest building in Shenzhen and the 104th tallest building in China.
Building collapse has been reported in China. On March 7, last year, 29 people died as a new five-story hotel used for COVID-19 quarantine. Collapsed In Quanzhou, Fujian Province, southern China.