Underground Tunnels at Borders

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Construction of tunnels has been prioritized to provide all weather connectivity in the Border States. The two main passes being developed are: Rohtang pass in Himachal Pradesh, Theng in Sikkim.

Map of Rohtang Pass and Theng Border

Benefits of These Passes

  • Provide all weather connectivity, which will help in the socio-economic development of these regions.
  • Reduce the travel time.

Steps to Ensure Timely Completion of Projects

  • Geological investigations are being carried out during DPR preparation.
  • Enhanced delegation of powers has been given to BRO for outsourcing of consultancy services including DPR preparation.
  • In order to get acquaintance with the latest technology used by various developed countries for tunnel construction, officers of BRO are given training.
Completion of Projects

The Rohthang Pass

  • The Rohtang pass is at situated at a height of 13,050 ft,
  • It is being built on Pir Panjal range of Himalayas, around 51 km from Manali.
  • It connects the Kullu Valley with the Lahaul and Spiti Valleys of Himachal Pradesh, India.
  • The pass lies on the watershed between the Chenab and Beas basins.
  • Theng in Sikkim
  • The proposed length of the tunnel is 600-metre.
  • The tunnel was proposed by the Border Road Organisation [BRO] because this area faces rampant landslides.
  • An earth quake on sept 18, left many cracks on Theng Bhir, so it has become a very notorious zone to travel. There were many accidents and many people lost their lives in this area.
  • This pass is one of the lifelines of North District of Sikkim since the pass connects the district with the border areas.

Other Important Underground Passes Being Considered

  • India is considering the creation of a well-connected network of at least 17 tunnels along the Line of Actual Control (LAC) that separates the country from Chinese territory.
  • These tunnels are being planned by India՚s frontier road developer Border Roads Organisation (BRO) ,
  • Military posts and civilian areas located in the frontier region stretching from Ladakh to Arunachal Pradesh stay disconnected from the mainland for around half of the year.

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