The Maharashtra Pollution Control Board also inspected 108 large construction sites where building work is underway. Penalties of Rs 10 lakh were imposed on two projects for violating air pollution control rules

The tunnel excavation, carried out from both ends over 18 months, employed a cutting-edge drill-and-blast method, allowing real-time monitoring of ground behaviour and enabling the installation of support systems such as shotcrete, rock bolts, and lattice girders based on site conditions