Mumbai Metro Rail Corporation Ltd.(JV of Govt. of India and Govt. of Maharashtra)

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Technology

Sr. No. Category Parameters Description
1 Tunneling
  • Tunneling Boring Machine (TBM)
  • Tunnel Ventilation System (TVS) to maintain temperature during normal operations and removal of smoke during emergency conditions.
  • Highly mechanized device which is used as an alternative to drilling and blasting method to construct tunnels with circular cross section
  • Cut and Cover (C&C)
  • Construction methodology where a box is cut & covered
  • New Austrian Tunneling Method (NATM)
  • Modern tunnel construction method where the surrounding rock or soil formation of a tunnel is integrated into an overall ring-like support structure
  • Mobilization of the strength of rock mass
2 Station
  • Civil construction
  • By Cut & Cover Method
    Or
  • By NATM Method
    Or
  • Combination of both
  • Station Finishes
  • Modern finishes with extensive use of granite, glass and stainless steel.
  • Station Lighting
  • Modern energy friendly smart lighting is planned for station areas.
  • Ventilation and Air‐conditioning (VAC) System
  • Advanced Air-conditioning systems for station areas along with Smoke Management System and Tunnel Ventilation System
  • Automatic Fare Collection System (AFC)
  • Efficient operations/quicker fare changes
  • Zero chances of revenue loss
  • Faster evacuation
  • Platform Screen Doors
  • Technology to be used for public safety to prevent any fall, mishap, suicidal attempts etc accidents at metro stations
3 Traction System
  • 25kV, Single Phase AC Traction
  • Rigid Overhead Conductor System(ROCS) in tunnel
  • Flexible OHE in Car Depot
  • GIS Technology Main / Aux. Subsystem
  • State of act SCADA System
4 Rolling Stock
  • Car Body
  • Light weight and cost efficient car body
  • Bolster less/ light weight bogies.
  • Width/Axle Load
  • 3.2 meters/17 T
  • Braking System
  • Electro‐pneumatic (EP) service brake
  • Fail safe, pneumatic emergency brake
  • Spring applied parking brake
  • Regenerative Braking & blending with EP.
  • Passenger Doors
  • Remote controlled door from driver's cab
  • Air Conditioning
  • 2 air-conditioning units in each coach
  • Seating Arrangement
  • Longitudinal seats for maximum seating and standing arrangements
5 Signaling and Communication
  • Train Control
  • Automatic Train Protection and Automatic Train Supervision
  • Automatic application of brakes in case of disregard of signal
  • Continuous Tracking of train position
  • Centralized Train Supervision
  • Controlling and monitoring of train operation remotely
  • Operation Control Centre (OCC) to monitor the track status, points, signals, operation of vehicles and also traction power control.
  • Telecommunication Features
  • Traffic management
  • Mobile Radio Communication
  • LED/LCD based display boards
  • Passenger Announcement System
  • Centralized Clock System
  • Passenger Information Display
  • CCTV Surveillance System
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