The two were among hundreds of hydropower workers who had been missing since a wall of mud and debris swept through the region on August 26 after a vast glacial and rock collapse on a mountain on the China-Nepal border.

Rescue efforts have increasingly centred on hydroelectric project tunnels along banks of Trishuli river

Rescuers in Nepal have pulled two workers alive from a hydropower tunnel, raising hopes of reaching a dozen others believed to be trapped nine days after catastrophic floods…

At least 557 workers are missing from a hydropower project along the Trishuli River, with about 115 still believed to be trapped.