The roof of the under-construction tunnel of the NHPC’s Subansiri Lower Hydroelectric Project (HEP) collapsed on the workers in Assam.
https://arunachaltimes.in/index.php/2022/06/07/worker-killed-as-under-construction-tunnel-collapses-in-nhpcs-subansiri-hep/
https://arunachaltimes.in/index.php/2022/06/07/worker-killed-as-under-construction-tunnel-collapses-in-nhpcs-subansiri-hep/
Worker killed as under-construction tunnel collapses in NHPC’s Subansiri HEP
arunachaltimes.in