Sign language video丨In response to high temperature and snow melting, the National Biathlon Center fully guarantees the operation of the Winter Paralympic Games
At present, the Beijing Winter Paralympic Games are underway at the National Biathlon Center. However, as the temperature of the competition field continues to rise, how to ensure that the snow quality of the snow track meets the requirements of the competition? Poke the video↓
On March 8 and March 9, the outdoor temperature of the National Biathlon Center in the Zhangjiakou competition area had risen to 8°C, and some snow tracks in the competition venue had become humidified.
Wei Qinghua, manager of the mountain operation site of the ancient poplar stadium group: This is melted snow. The snow can already be squeezed into a ball, and it is humidified, and it is humidified by three to five centimeters.
It is understood that in the next two days, the outdoor temperature of the stadium will exceed 10 ℃. In order to cope with this high temperature snow melting and ensure the progress of the Winter Paralympic Games, the mountain operation team has launched a high temperature snow melting response plan.
Wei Qinghua, manager of the mountain operation site of the ancient poplar stadium group: The thickness of the snow in our area is still one meter thick. The sun sets, the temperature drops below zero, and it begins to freeze. I used the snow plow to eat the snow to a depth of regarding ten centimeters, break up the snow once more, and mix it with the snow below.
After the daily Winter Paralympic Games, several snow rollers started to work, as the snow at the bottom was turned upside down and compacted. In addition, for areas with severe snowmelt, the snowmaking team also re-shredded the stored snow and covered it. , so that the entire ski track always meets the requirements of the competition. For the high temperature in the next few days, they also prepared emergency plans for the game.
Wei Qinghua, manager of the mountain running field of the ancient poplar stadium group: It has become porridge-like. After salting it, it absorbs heat and forms a hard shell. After hardening, it is not too soft to allow athletes to glide, speed and skill. affected.
