According to the Chinese media Xinhua, a 500-meter-long section of the flyover collapsed and fell on the expressway.
At that moment, three trucks fell down and a car was crushed under the rubble. An investigation has been launched into the incident. The bridge was being repaired at the time of the incident, the report said.
According to the investigation, a 197 ton truck fell and broke into two pieces. Two more vehicles were crushed with it.
The provincial governor and deputy governor rushed to the spot to lead the rescue operation. Besides the traffic police, fire service personnel also joined in the rescue operation.