L&T secures significant Mumbai metro electrification contract

Larsen & Toubro (L&T) announced today, December 24, 2025, that its transportation infrastructure business vertical has secured a "Significant" order for the Mumbai metro railway project, specifically Package CA-298. The contract, awarded by the Mumbai Metropolitan Region Development Authority (MMRDA), involves the electrification of the 24.72 km long Line 4, which includes 22 elevated stations stretching from Bhakti Park (Wadala) to Cadbury junction.

The scope of work encompasses the design, manufacture, supply, installation, integration, testing, and commissioning of power supply and traction systems for the 24.72 route km. Additionally, L&T will provide a SCADA system for the complete Metro Line 4 & 4A, covering 32 stations, depots, and receiving substations. The project also includes electrical and mechanical works, lifts and escalators for 22 elevated stations and 2 depots, along with five years of comprehensive maintenance.

This new award represents L&T's third successive order in the Mumbai Metro's Line-4&4A corridor. Earlier wins included Package CA-234, covering rolling stock, CBTC signalling, telecommunications, platform screen doors, and depot machinery, and Package CA-168, which involved 19.5 km of ballast-less track-works across 15 stations. According to L&T's classification, a "Significant" order ranges from INR 1,000 Cr to INR 2,500 Cr.