"Manshi Asher, an environment activist, says that the project management should rehabilitate people living above the tunnel. Their lands have not been acquired for the project as the tunnel is going below them"

I think the real issue is people overland will some sort of payment for having a tunnel underneath.

https://www.tribuneindia.com/news/himachal/threat-to-houses-geologist-to-study-leakage-in-chamba-project-tunnel-468532