Photo shows the construction site of the highway bridge over the Yangtze River in Hejiang County, Southwest China's Sichuan Province, May 18, 2020. The closure of the main bridge was finished on Monday. The completed bridge will be 1,420 meters long, with a main span of 507 meters. It's said to be the world's largest flying-swallow-type CFST arch bridge. The bridge spells the end of more than 250,000 people crossing the river by ferries. Photo:China News Service

Photo shows the construction site of the highway bridge over the Yangtze River in Hejiang County, Southwest China's Sichuan Province, May 18, 2020. The closure of the main bridge was finished on Monday. The completed bridge will be 1,420 meters long, with a main span of 507 meters. It's said to be the world's largest flying-swallow-type CFST arch bridge. The bridge spells the end of more than 250,000 people crossing the river by ferries. Photo:China News Service

Photo shows the construction site of the highway bridge over the Yangtze River in Hejiang County, Southwest China's Sichuan Province, May 18, 2020. The closure of the main bridge was finished on Monday. The completed bridge will be 1,420 meters long, with a main span of 507 meters. It's said to be the world's largest flying-swallow-type CFST arch bridge. The bridge spells the end of more than 250,000 people crossing the river by ferries. Photo:China News Service

Photo shows the construction site of the highway bridge over the Yangtze River in Hejiang County, Southwest China's Sichuan Province, May 18, 2020. The closure of the main bridge was finished on Monday. The completed bridge will be 1,420 meters long, with a main span of 507 meters. It's said to be the world's largest flying-swallow-type CFST arch bridge. The bridge spells the end of more than 250,000 people crossing the river by ferries. Photo:China News Service