Bullet Train progress: Tunnelling work completed for five-km tunnel
GS3Economy · S&T · Environment · Security· Infrastructure (energy, ports, roads, railways)· Prelims·
Why in news
The National High Speed Rail Corporation (NHSRCL) announced the completion of a 5-kilometer tunnel section for the Mumbai-Ahmedabad High Speed Rail (MAHSR) using the NATM method.
Background
The tunnel is part of a 508-km corridor connecting Gujarat, Maharashtra, and Dadra & Nagar Haveli. The construction utilized the New Austrian Tunnelling Method (NATM) for excavation.
Facts for Prelims
- S&TNATM: New Austrian Tunnelling Method used for excavation and construction of the MAHSR tunnel.
- FactMAHSR: A 508-km high-speed rail corridor connecting Gujarat, Maharashtra, and Dadra & Nagar Haveli.
- BodyNHSRCL: National High Speed Rail Corporation is thebody overseeing the Mumbai-Ahmedabad High Speed Rail project.
For Mains
Q. Discuss the significance of high-speed rail infrastructure in enhancing regional connectivity and economic integration in India.
Dimensions to cover in your answer
- Logistical efficiency: Reduction in travel time between major industrial hubs of Maharashtra and Gujarat
- Engineering complexity: Technical challenges of NATM in varied geological terrains
- Economic multiplier: Potential for spurring industrial corridors and urban development along the 508-km route
Keywords: High-Speed Rail · NATM · Infrastructure Development · Regional Connectivity · NHSRCL
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