Will heavy snow affect the operation of high-speed rail?

Blizzard weather will have a serious impact on the operation of high-speed rail. Heavy snow covered the tracks and signal system, which made the high-speed rail unable to operate normally. Blizzard also caused freezing rain and freezing, which further aggravated the difficulty of high-speed rail operation. It will lead to the suspension or delay of high-speed rail and bring a lot of inconvenience to people's travel.