At the epidemic inspection site, there may be some traffic jams. Especially during rush hours, there is a risk of congestion and backflow.

Like Taichang Expressway Yuci (Dongyang), Taigu East, Yin Qing Expressway Shouyang, Taijiu Expressway Pingding, Yangquan West, Jinzhong North.

There are many vehicles queuing at toll stations such as Jinzhong, Longhu, Taigu and Qiaojia Scenic Area in the Second Ring Road of Taiyuan, which leads to the congestion of the main line for several kilometers during peak hours.