Nineteen workers of National Hydroelectric Power Corporation Limited (NHPC) were trapped inside a power house on Sunday as a landslide blocked normal and emergency tunnels of Dhauliganga Power Project in Uttarakhand`s Pithoragarh, officials said.

Dharchula Deputy District Magistrate Jitendra Verma said that machines have been deployed to remove the debris, and the way will be cleared by evening, after which all the workers will be able to come out.

The path leading to the normal and emergency tunnels of the Dhauliganga power project in Ealagarh area near Dharchula here in the district was blocked due to a landslide caused by heavy rains.