StateUrban MetroUnder ConstructionDelayed
Mumbai Metro Line 4: Wadala-Kasarvadavali
A 32.32 km fully elevated metro corridor with 30 stations from Wadala to Kasarvadavali, designed to connect with other Mumbai metro lines, monorail and suburban rail interfaces.
Estimated cost
₹14,549 cr
Reported spend
Not available
Announced
27 Sept 2016
Last verified
1 May 2026
Schedule check
Compared with the first announced target
The project remains under construction after the earlier target year, so it is delayed against the first announced schedule.
First target
Dec 2022
Current target
Dec 2026
Revised target
Not listed
Public relevance
Mumbai and Thane commuters along Wadala, Ghatkopar, Mulund, Thane and Kasarvadavali corridor
Timeline
1 events
28 Feb 2026
Civil progress update
MMRDA reported major civil elements such as piers, pier caps and U-girders substantially advanced.
Risk notes
- Dense urban construction corridor
- Station finishing, systems, depot and trial operations may remain after civil progress
- Official page does not clearly expose a single completion date
Official/public sources
Use these links to inspect the underlying public sources for project details and updates.