Maharashtra Transport Minister Pratap Sarnaik on Sunday said that the upcoming Metro Lines 4 and 4A will be a game-changer for commuters in Mumbai and Thane, helping ease traffic congestion and bringing the regions closer together, reported the PTI.

The new 35.20-kilometre corridors will link Wadala, Ghatkopar, and Mulund in Mumbai to Kasarvadavali and Gaimukh in Thane.