RVNL Package 4 Shatters Tunnelling World Record in the Himalayas

World Record

RVNL Package 4's TBM Shiv set a new world record by tunneling 555.35 meters in one month

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The Shiv & Shakti

Both TBMs, Shiv and Shakti, each bored over 500 meters in August, achieving a total of 1,080.11 RM of tunnelling in one month.

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Advanced Precast Segmental Lining

TBM Shiv, with a 9.1 m diameter and 140 m length, successfully installed precast segmental lining, resulting in a finished tunnel diameter of 7.8 m.

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Collaborative Effort

The achievement was made possible by the seamless operation of the RVNL Package 4 site execution team, led by Project Manager Himanshu Arora.

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Package 4

Involves construction of 14.5 km upline and 13.1 km downline tunnel using two 9.1 m diameter TBMs, the largest deployed in the Himalayan region.

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Longest Railway Tunnel

RVNL Package 4 will create India's longest railway tunnel, with 30 km of tunnelling (21 km by TBMs, 9 km by NATM).

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Socio-Economic Impact

The Rishikesh – Karnaprayag Railway Line (RVNL Package 4) will boost connectivity, development, and support the Char Dham Yatra.

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