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FIRST MOUNTAIN TUNNEL BREAKTHROUGH IN BULLET TRAIN PROJECT

Why in the News?

  • Major milestone: The first mountain tunnel breakthrough has been achieved in the Mumbai–Ahmedabad High Speed Rail (MAHSR) project, following necessary environmental clearances.
  • Minister’s announcement: Railway Minister Ashwini Vaishnaw confirmed the development in Palghar district, Maharashtra, highlighting the project’s adherence to environmental impact assessment guidelines.
  • Project timeline: India’s first bullet train is expected to become operational by August 15, 2027, pending any ex post facto environmental clearances.

TECHNICAL AND CONSTRUCTION DETAILS

  • Longest tunnel: The 1.5-km MT-5 tunnel is the longest among the seven planned mountain tunnels in Maharashtra, designed with consideration for the Forest Conservation Act.
  • Strategic location: Situated between Virar and Boisar bullet train stations, in compliance with Coastal Regulation Zone norms.
  • Advanced methods: Excavated from both ends using the drill-and-blast technique, following strict environmental guidelines.
  • Completion period: Tunnel excavation completed within 18 months, adhering to the precautionary principle in environmental management.
  • Overall tunnelling: MAHSR includes 27.4 km of tunnels, with 21 km underground and 6.4 km surface tunnels, all subject to rigorous environmental impact assessments.

SIGNIFICANCE OF THE MAHSR PROJECT

  • Time efficiency: Will reduce Mumbai–Ahmedabad travel time to 1 hour 58 minutes, while maintaining a focus on environmental sustainability.
  • Economic integration: Strengthens connectivity between major commercial hubs, balancing development with environmental concerns.
  • Employment generation: Creates large-scale jobs during construction and operations, with attention to environmental jurisprudence.
  • Infrastructure leap: Marks India’s entry into high-speed rail technology, incorporating principles of environmental democracy.
  • Regional development: Boosts growth in Maharashtra and Gujarat, while striving for a pollution-free environment.

HIGH-SPEED RAIL IN INDIA
● Flagship project: MAHSR is India’s first bullet train corridor spanning 508 km, developed with careful consideration of environmental impacts.
● International cooperation: Developed with Japanese Shinkansen technology, incorporating global best practices in environmental management.
● Speed potential: Designed for speeds up to 320 km/h, with environmental safeguards in place.
● Policy vision: Part of India’s push for modern transport infrastructure, aligned with sustainable development goals.
● Long-term impact: Enhances mobility, sustainability, and economic competitiveness, while adhering to the polluter pays principle.