Updated On: 23 January, 2026 08:09 PM IST | Mumbai | mid-day online correspondent
Harbour line passengers are allowed to travel via the Main line and Western Railway between 10 am and 6 pm during the block, Central Railway said in an official statement

Central Railway has stated that these mega blocks are necessary for infrastructure upkeep and safety. Representational Pic/File
The Central Railway, while sharing Mumbai local train updates, on Friday said that it will operate a mega block between Matunga-Mulund and its Harbour line on Sunday.
The block will affect both the Main Line and the Harbour line, resulting in train diversions, delays and suspension of some services, an official statement said.