Archive for category: Tunnels

Terratec TBM S80 Makes Breakthrough for Mumbai Sewage Project

After the water tunneling project I covered the other day, here’s another…

18 Jan 2022 ⋅ by ⋅ in Other, Tunnels ⋅ 0 Comments
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Terratec TBM T87 in Mumbai Tunnels 526m in December

Feb 1, 2022 Update: In January 2022, Patel Infra’s TBM T83 excavated 653…

13 Jan 2022 ⋅ by ⋅ in Other, Tunnels ⋅ 17 Comments
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L&T’s TBM Mavala Records Breakthrough for Mumbai Coastal Road

Mavala, the largest tunnel boring machine to ever be deployed in India, today…

10 Jan 2022 ⋅ by ⋅ in Expressways, Tunnels ⋅ 7 Comments
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L&T’s TBM Mavala Begins Tunneling for Mumbai’s Coastal Road

Maharashtra’s Chief Minister today formally inaugurated tunneling work…

11 Jan 2021 ⋅ by ⋅ in Expressways, Tunnels ⋅ 2 Comments
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L&T Lowers Indian-Flag Themed Cutterhead for Mumbai’s Coastal Road

Larsen & Toubro and Freight Wings on Wednesday lowered a 300 MT cutterhead…

10 Dec 2020 ⋅ by ⋅ in Tunnels ⋅ 15 Comments
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L&T Lowers TBM Mavala (India’s Largest) for Mumbai’s Coastal Road

Larsen & Toubro and Freight Wings on Thursday lowered the shields of TBM…

04 Dec 2020 ⋅ by ⋅ in Expressways, Tunnels ⋅ 17 Comments
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3 Mega TBMs to Build Mumbai – Ahmedabad HSR Line’s Tunnel

Achal Khare – the Managing Director of the National High Speed Railway…

07 Dec 2017 ⋅ by ⋅ in High Speed Rail, Tunnels ⋅ 17 Comments
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Quick Snapshot

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Commencement date of metro operations along with current operational length:

• Kolkata: 24 October 1984 – 73.1 km
• Delhi: 24 December 2002 – 353.3 km
• Bangalore: 20 October 2011 – 94.3 km
• Gurgaon: 14 November 2013 – 12.1 km
• Mumbai: 8 June 2014 – 79.5 km
• Jaipur: 3 June 2015 – 12 km
• Chennai: 29 June 2015 – 54.1 km
• Kochi: 19 June 2017 – 27.9 km
• Lucknow: 6 September 2017 – 22.9 km
• Hyderabad: 29 November 2017 – 67 km
• Noida-Gr. Noida: 25 January 2019 – 29.7 km
• Ahmedabad: 6 March 2019 – 60.7 km
• Nagpur: 8 March 2019 – 38.2 km
• Kanpur – 29 December 2021 – 16 km
• Pune: 6 March 2022 – 31.2 km
• Navi Mumbai: 17 November 2023 – 11.1 km
• Agra: March 6 2024 – 5.2 km
• Indore: May 31 2025 – 5.8 km
• Patna: October 6, 2025 – 3.2 km
• Bhopal: December 21, 2025 – 6.2 km

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