Mumbai Metro Green Line: First driverless train unveiled, to arrive in December 2026

The first of 39 sixcar driverless trainsets for Mumbai Metro Lines 4 and 4A connecting Wadala in central Mumbai to Kasarvadavali in Thane was unveiled on Thursday The train is expected to arrive in Mumbai in the first or second week of December 2026 However with a dedicated carshed for the corridor at Mogharpada not yet available the trains will be stationed at two existing depots mdash Mandale near Mankhurd and Kasheli on Metro Line 5Train manufacturer Alstom expects to ship the first trainset by November end The journey to Mumbai is expected to take seven to 10 daysMade in IndiaDesign Alstom engineering centre BengaluruManufacturing Sri City Andhra PradeshPropulsion systems Coimbatore Tamil NaduBogies Savli Gujarat14 months of engineering design 39 trainsets to be manufacturedAlstom said the trainsets had been engineered and built within a record 14 months The fleet will comprise 234 metro cars configured into 39 sixcar trainsets supplied under an integrated systems contract awarded to Larsen amp Toubro by the Mumbai Metropolitan Region Development Authority MMRDAIn the absence of a dedicated depot for Line 4 WadalandashKasarvadavali the first 20 trainsets will be parked at Mandale depot which can accommodate more than 72 rakes The remaining 19 will be stationed at Kasheli depot on Metro Line 5 which has a direct connection to Line 4The arrangement is intended to accommodate all 39 trainsets planned for the 353km corridor which will have 32 stations The corridor is also known as the Green Line Designed and built in IndiaUnder the Make in India initiative the trains have been designed at Alstomrsquos engineering centre in Bengaluru and are being manufactured at its Sri City facility in Andhra Pradesh Propulsion systems are being produced in Coimbatore Tamil Nadu while bogies are being manufactured at Savli GujaratAlstom will also provide five years of FlexCare Perform maintenance covering all 234 metro cars and the signalling systemGreen Line 4 and 4A at a glanceRoute WadalandashKasarvadavaliLength 353 kmStations 32Fleet 39 sixcar trainsets comprising 234 carsTrain model Alstom MetropolisOperation Driverless Grade of Automation 4Maximum safe speed 90 kmphOperational speed 80 kmphWhere will the trains be parkedMandale depot near Mankhurd First 20 trainsets Capacity for more than 72 rakesKasheli depot on Metro Line 5 Remaining 19 trainsets Direct connection to Metro Line 4Whatrsquos missing A dedicated depot for Line 4 at Mogharpada is not yet availableWheelchair access bicycle racks and airflow coolingDesigned for a maximum safe speed of 90 kmph and an operational speed of 80 kmph the Alstom Metropolis trains will feature airflowbased cooling wheelchair accessibility and dedicated bicycle racks to support lastmile connectivity Alstom said the bicycle racks would be a first for the companyrsquos trains in IndiaThe trains will also feature electrical braking and cybersecurity measures Their design follows Alstomrsquos Ecodesign approach with materials selected keeping firesafety requirements and environmental considerations in mindPresenting the first trainset at Sri City Olivier Loison managing director of Alstom India said the project marked the companyrsquos continued partnership with Mumbairsquos metro network and its collaboration with LampT to support MMRDArsquos expansion plansldquoToday is a proud moment for us at Alstom to be showcasing the first trainset at a record timerdquo Loison said adding that the company expected its technology to deliver a worldclass travel experienceDriverless technology and maintenanceSignalling Urbalis Forward CommunicationsBased Train Control CBTCAutomation Grade of Automation 4 enabling driverless operationOperations control centre Mandale depotBackup control centre MogharpadaMaintenance Fiveyear FlexCare Perform contract covering all 234 cars and the signalling systemThe signalling system will manage train intervals and safety