The movement of suburban local trains on the fast track of main line came to a halt as some shanties alongside the tracks at Dana Bunder near the Chhatrapati Shivaji Terminus caught fire, civic authorities said.
Officers of Brihanmumbai Municipal Corporations (BMC) disaster control room said the fire fighting efforts were on. The fire broke out at the shanties near the platform 18 of Chhatrapati Shivaji Terminus (CST) at around 6.20 PM, they said. While movement of fast (local) trains has been stopped, other trains are moving slowly, the authorities added.
Twelve fire engines and six water tankers have reached the spot.
A railways spokesperson however later said the Harbour line was now functional while the central suburban railway network remained affected due to the fire.
A 12-year-old and a 13-year-old boy sustained burns in the fire. They have been admitted to a hospital.