(ECNS) -- A highway under construction collapsed on Tuesday in Anseong, about 70 kilometers (43.5 miles) from Seoul capital of South Korea, killing at least four people, including two Chinese workers, local fire authorities said.
The accident also injured six other people.
Five 50-meter concrete structures supporting the highway bridge collapsed one after another in the accident that occurred at around 9:49 a.m. (0049 GMT), the Yonhap News Agency reported.
Rescue forces have been dispatched to the accident site at 10:15 a.m. local time and searching work is still underway, local authorities said.