Rajendra Dawadi was teaching at the Tribhuvan Trishuli School when a staff member burst into the classroom, shouting that a major flood was headed their way.
Prime Minister Balendra Shah, 36, rose to power this year on the back of youth anger with graft and mismanagement. His fledgling government now faces a huge test.
The Nepal Army, which is leading rescue efforts, turned to the trapped workers more than a day after the flood, according to army officials, industry groups and private rescuers.
Rescuers evacuating people from the tunnel of a hydropower project in Rasuwa, Nepal, in an image released by Nepal’s Prime Minister Secretariat on Friday.
Scientists and disaster response researchers said Nepal’s early flood warning system relied on a conventional network of river gauges in this remote region.
Survivors described the terrifying speed and power of the “boulders, sand and thick sludge” that killed hundreds and wiped out villages on the border between Nepal and Tibet.