Two workers were killed Wednesday at the construction site of a highway in Ho Chi Minh City, newswire Dan Tri reported.

The accident happened at around 11:30 a.m. when a crane collapsed and fell on Nguyen Van Tien, 29, and Nguyen Viet Trung, 22, who were working at the construction site of the HCMC-Long Thanh-Dau Giay Highway in District 9.

The two workers died on the spot. Three other workers managed to escape from the falling crane.

Police are investigating the accident.