Видео с ютуба India's Longest Railway Tunnel

India's Longest Railway Tunnel

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Inside India's Longest Railway Tunnel (and the Secret it Reveals)

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India's Longest Rail Tunnel

Top 5 Longest Railway Tunnels in India!

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Why India Is Building 200 KM Long Railway Tunnel | Indian Railways Longest Tunnel Project | TBM

INDIA'S LONGEST RAILWAY TUNNEL.

India's Longest Railway Tunnel: The 105 KM Engineering Marvel in Uttarakhand

Why India Building 105 Km long Rail Tunnel | Indian Railway Longest Tunnel Project | RVNL | L&T |

Train Passing from India’s Longest Rail Tunnel