A supermarket in Shanxi collapsed due to a snowstorm, and four people were trapped on the roof. What is the specific reason?

Blizzard in Shanxi, the roof of the supermarket collapsed and four people were trapped. The specific reason is that the roof collapsed by the snowstorm.

From February 24th this year, it can be seen from the satellite images that this year's rainfall and snowfall in the central and eastern areas of China, which extends from Ningxia in Gansu to Shandong in Henan, are very noticeable. This is caused by the fierce collision between the cold air in the south and the active warm and humid water vapor in the north. In these precipitation clouds, snow began to fall in some places in the north. The red part indicates that the temperature in parts of Shanxi and Shaanxi is close to below zero, and these red echoes are actually snow waves. In some places, it snows very hard. According to the monitoring data, we can see Shanxi. The snowfall is very large, reaching the snow standard of 1 hour snowfall of 7 mm and 24-hour snowfall. It can be seen that the snow in Shanxi and other places is very fierce.

On February 25th, a scene happened in Yuncheng, Shanxi Province. The roof of a supermarket was collapsed by a snowstorm, and four people were trapped. The roof cracked and fell to the ground. According to the relevant person in charge of Yuncheng Propaganda Department, due to large-scale snowfall and blizzard, some ceilings in the supermarket collapsed, and the trapped people have been rescued and taken to the hospital. At this time, the Shanxi Meteorological Observatory issued the highest level of red warning of blizzard. The early warning area is a part of the city's Changzhi. It is estimated that the snowfall in the early warning area will reach 15mm or more within 6 hours.

Blizzard will bring some harm, if it happens, it will cause traffic jams, communication, transmission line safety and other problems. Crops are frozen, and crop yield is seriously reduced, which affects the production and supply of vegetables and brings a lot of inconvenience to people's lives. Blizzard will also cause the temperature to drop, which will lead to frostbite or freeze to death for the frail elderly and vegetarians. Blizzard will also freeze the road and cause some traffic accidents.

If the snowstorm weather blocks traffic, railways, circuits, communications and other departments. It is necessary to strengthen inspections and close icy roads when necessary. Once roads, railways or lines are found to be damaged by snow, they should be repaired in time. We should go out less often after the snowstorm. If you really want to go out, you should pay attention to prevent slippery and keep warm. When the vehicle is running, necessary anti-skid measures should also be taken to install anti-skid chains for the vehicle.