Central Railway managed to dismantle the British-era Carnac bridge between CSMT and Masjid stations in Mumbai before time on Sunday after operating a 27-hour traffic block that was supposed to end at 2am on Monday, officials said here.

The block on all suburban and mainline tracks as well the ones in the yard between CSMT and Byculla and CSMT and Wadala was in place from 11pm on Saturday to 2am on Monday.