According to the owner's guide network information, at 08: 54 on February 19, 2023, the traffic police informed Tangshan East Station, Tanggang Station, Tangshan South Station and Tianzhuang Station that the entrance control was over and normal traffic resumed.

Tanggang Expressway is a two-way six-lane expressway with a width of 29 meters, which was approved by the Planning Commission of Hebei Province and built by Tangshan City through self-reliance and self-financing. Its completion is of positive significance to the economic development of Tangshan.