More than 50 workers were submerged under snow and debris after the avalanche hit a construction camp on Friday near Mana village on the border with Tibet in the Himalayan state of Uttarakhand.

The avalanche hit the Border Roads Organisation (BRO) camp between Mana and Mana Pass between 5.30am and 6am on Friday, burying 54 workers inside eight containers and a shed, according to the army.