Milestone Achieved in Mumbai-Ahmedabad Bullet Train Tunnel Construction
Ashwini Vaishnaw: How NATM technology completed 5km of 21km Mumbai-Ahmedabad Bullet Train tunnel
The Economic Times
Image: The Economic Times
India's first high-speed rail corridor has marked a significant achievement with the excavation of the first 5 kilometers of a 21-kilometer tunnel for the Mumbai-Ahmedabad Bullet Train project. Utilizing the New Austrian Tunnelling Method (NATM), the project is now moving into the structural phase.
- 01Excavation of the first 5 kilometers of the tunnel is complete.
- 02The total tunnel length is 21 kilometers.
- 03The New Austrian Tunnelling Method (NATM) was employed for excavation.
- 04The project is transitioning to structural work, including waterproofing and drainage.
- 05This milestone is part of India's first high-speed rail corridor.
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The Mumbai-Ahmedabad Bullet Train project, India's first high-speed rail corridor, has reached a significant engineering milestone with the completion of the excavation of the first 5 kilometers of its 21-kilometer tunnel. The National High Speed Rail Corporation (NHSRCL) utilized the New Austrian Tunnelling Method (NATM) for this achievement, which took place near Ghansoli, Maharashtra, India. Following the successful excavation, the project has now entered the structural phase, which involves the installation of specialized gantries for waterproofing, drainage systems, and final concrete lining. This phase is crucial for ensuring the long-term durability of the tunnel, marking a significant step forward in the development of high-speed rail infrastructure in India.
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The completion of this tunnel section is a significant step towards enhancing transportation infrastructure, which may lead to faster travel times and improved connectivity between Mumbai and Ahmedabad.
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