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Construction of longest tunnel on Mumbai suburban railway takes off
Construction of longest tunnel on Mumbai suburban railway takes off,It will be a 2.6 km-long tunnel on Panvel-Karjat suburban railway; currently Parsik tunnel is the longest at 1.3 km

Construction of longest tunnel on Mumbai suburban railway takes off

It will be a 2.6 km-long tunnel on Panvel-Karjat suburban railway; currently Parsik tunnel is the longest at 1.3 km