Archive · 20 Sep 2025
Bullet Train Tunnel Breakthrough Achieved Near Mumbai
The Mumbai-Ahmedabad bullet train project is making progress.
A tunnel section, approximately 4.88 km long, has been completed using a special construction method called the New Austrian Tunnel Method (NATM).
This tunnel is part of a longer underground stretch.
The breakthrough was celebrated with the Union Railway Minister.
The project involves drilling and blasting through challenging ground.
The completed tunnel will have twin tracks.
Other parts of the project, such as viaducts and bridges, are also under construction.
Safety measures are in place.
The high-speed rail corridor is India's first bullet train project.
A 4.88 km tunnel section of the Mumbai-Ahmedabad bullet train project has achieved a breakthrough.
The tunnel connects Ghansoli to Shilphata.
The New Austrian Tunnel Method (NATM) was used for excavation.
Union Railway Minister Ashwini Vaishnaw attended the breakthrough event.
The Mumbai-Ahmedabad high-speed rail corridor is 508 km long.
- Who
- National High Speed Rail Corporation Limited (NHSRCL), Union Railway Minister Ashwini Vaishnaw
- What
- Breakthrough of a 4.88 km tunnel section
- When
- September 20, 2025
- Where
- Between Ghansoli and Shilphata, under Thane Creek
- Why
- Part of the Mumbai-Ahmedabad bullet train project
- Project
- Mumbai-Ahmedabad High-Speed Rail (MAHSR)
- Tunnel Length
- 4.88 km
- Tunnel Method
- New Austrian Tunnel Method (NATM)
- Tunnel Diameter
- 13.1 meters
- Underground Stretch
- 21 km (Bandra-Kurla Complex to Shilphata)
Sources
Excavation work at Bandra Kurla bullet train station at final stage: High-speed rail corporation
Tunnel breakthrough achieved at Ghansoli for Mumbai-Ahmedabad bullet train
Mumbai-Ahmedabad Bullet Train project advances with 4.88 km Ghansoli tunnel breakthrough
Mumbai-Ahmedabad Bullet Train: First Section Set For Launch In December 2027
Ghansoli tunnel cleared as bullet train on track
Vaishnaw conducts breakthrough of bullet train tunnel; says first phase to start in 2027
Mumbai-Ahmedabad Bullet Train: Surat to Bilimora section to open in 2027; ticket price to be reasonable
Mumbai-Ahmedabad Bullet Train Milestone: Tunnel Breakthrough Under Thane Creek — Key Project Highlights
Bullet train project achieves major breakthrough with completion of 4.88-km tunnel
