Mumbai Metro Aqua Line: Project Information, Cost, Contractors and System Details

Mumbai Metro Line 3 (Aqua Line) is a rapid transit metro line in the city of Mumbai, Maharashtra, India. When completed, the 33.5 km long line will be the first underground metro line in Mumbai, with 27 underground stations and one at-grade station. The line will run from Navy Nagar in the far south of Mumbai to Aarey Depot in the north center and will include connections to other metro lines, monorail, suburban rail, inter-city rail, and Mumbai's International Airport. Line 3 is expected to reduce road congestion as well as the load on the Western Line between Bandra and Churchgate.

Project Summary

• Project Name: Mumbai Metro 3 Project
• Nodal Body: Mumbai Metro Rail Corporation Limited
• Owner: Govt. of India and Govt. of Maharashtra
• Project Type: Mass Rapid Transit System (MRTS)
• Total Network Planned: 36.0 km
• Estimated Project Cost: ₹ Crore
• Operation Network: 0.0 km
• Status: Under Construction

Project Information

Line 3 Aqua Line: Cuffe Parade – BKC – SEEPZ – Aarey Colony

• Length: 33.5 km
• Project Cost: ₹33,405 crore (original project cost ₹23,136 crore)
• Type: Underground & At-Grade
• Number of Stations: 27
• Station Names: Cuffe Parade, Vidhan Bhavan, Churchgate, Hutatma Chowk, CSMT, Kalbadevi, Girgaon, Grant Road, Mumbai Central, Mahalaxmi, Science Museum, Acharya Atre Chowk, Worli, Siddhivinayak, Dadar, Shitladevi, Dharavi, Bandra Kurla Complex (BKC), Vidyanagri, Santa Cruz, CSIA Terminal 1 (Domestic Airport), Sahar Road, CSIA Terminal 2 (International Airport), Marol Naka, MIDC, SEEPZ and Aarey Colony (only at-grade station).
• Depot: Aarey Colony

Line 3 Aqua Line Extension: Cuffe Parade - Navi Nagar

• Length: 2.5 km
• Project Cost: ₹2,301 crore
• Type: Underground 
• Number of Stations: 1
• Station Name:  Navi Nagar

Project Cost & Funding:

Opening Deadlines

• Phase 1 (Aarey - BKC): June 2024
• Phase 2 (BKC - Worli): September 2024
• Phase 3 (Worli - Colaba): December 2024

Technical Information

• Design Speed: 80 kmph
• Average speed: 33 kmph
• Track Gauge: 1,435 mm Standard gauge
• Electrification: 25 kV 50 Hz AC through
• Signalling System: Communications-based Train Control (CBTC)
• Rolling Stock:  Standard Guage, 8-cars

Major Contractors 

• MAPLE: AECOM (lead) – PADECO, LBG and Egis Rail: General Consultant  
• Larsen & Toubro – Shanghai Tunnel Engineering Co (L&T-STEC) JV (UGC-01): Cuffe Parade – CST (tunnels & 4 stations)  
• Hindustan Construction Co – Moscow Metrostroy JV (UGC-02): CST – Mumbai Central (tunnels & 4 stations)  
• Doğuş – Soma JV (UGC-03): Mumbai Central – Worli (tunnels & 5 stations)  
• Continental Engineering Corp – ITD Cementation – Tata Projects JV (UGC-04): Worli – Dharavi (tunnels & 3 stations)  
• J Kumar Infraprojects – China Railway Tunnel Group JV (UGC-05 & UGC-06): Dharavi – CSIA T1 (tunnels & 4 stations) & CSIA T1 – Marol Naka
  (tunnels & 3 stations)
• Larsen & Toubro – Shanghai Tunnel Engineering Co (L&T-STEC) JV (UGC-07): Marol Naka – Aarey Colony Ramp (tunnels & 3 stations)  
• Sam (India) Builtwell Pvt. Ltd. (Package 8): Aarey Colony Depot  
• HYT Engineering Company Pvt. Ltd. (Package 9-1): CNC Under Floor Wheel Lathe  
• NITEQ – Renmakch JV (Package 9-2): Battery Operated Shunter  
• Larsen & Toubro Ltd. (Package 10B,  Package 10C & Package 11B): Track-works (main-line), Track-works (within depot) & Power Supply System  
• Alstom Transport – Alstom Transport India Ltd. JV (Package 11A, Package 12 & Package 17): Traction System (25 kV Overhead Contact), Signaling & Train Control, Platform Screen Doors, Telecommunication System and M&E SCADA & Rolling Stock – 248 standard gauge coaches (31x8) 
• Kalindee Rail Nirman (Texmaco) – Asis Elektronik VE Billisim (Kalindee – Asis JV) (Package 14): Automatic Fare Collection (AFC)  
• Shanghai Tunnel Engineering Co. Ltd (Package 15): Tunnel Ventilation System (TVS) & Environmental Control System (ECS) – Aarey – BKC  
• Blue Star Ltd. (Package 15): Tunnel Ventilation System (TVS) & Environmental Control System (ECS) – Phase 2 Lot 1: BKC – Mumbai Central  
• Voltas Ltd. (Package 15): Tunnel Ventilation System (TVS) & Environmental Control System (ECS) – Phase 2 Lot 2: Mumbai Central – Cuffe Parade  
• Yuanda – Royal JV (Package 16A): Escalators – Lot E1: Aarey – Dadar  
• Johnson Lifts – SJEC JV (Package 16A): Escalators – Lot E2: Siddhivinayak – Cuffe Parade  
• IFE – CRANEX JV (Package 16B): Escalators (Lifts) – Lot L1: Aarey – Dadar  
• Yuanda – Royal JV (Package 16B): Escalators (Lifts) – Lot L2: Siddivinayak – Cuffe Parade  
• Blue Star Ltd. (NJ-1): Depot E&M Works  
• Ravin – Ashtavinayaka JV (NJ-2): Pylon Shifting Works  
• Bureau Veritas Italia S.p.A (NJ-3): Independent Safety Assessor (ISA)

Progress So Far

NA

In-depth Information

Overview | Blue Line | Yellow Line | Red Line | Green Line | Orange Line | Pink Line