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Question

Which among the following is India's longest road tunnel?

This question was previously asked in
CDS I 2023 English Previous Year Paper (16-April-2023)
The correct answer is

Dr. Syama Prasad Mookerjee Tunnel

Understanding India's Longest Road Tunnels

Road tunnels are important infrastructure projects that help reduce travel time, bypass difficult terrain like mountains, and improve connectivity. India has been developing several significant tunnels across the country to enhance its road network.

The question asks about the longest road tunnel in India among the given options. Let's look at the tunnels listed:

Analysing the Options

  • Atal Tunnel: Located in Himachal Pradesh, it connects Manali to Lahaul-Spiti valley. Its length is approximately 9.02 kilometers. It is notable for being a high-altitude tunnel.
  • Kuthiran Tunnel: Located in Kerala, these are twin tube tunnels. Each tunnel is approximately 1.6 kilometers long. They are part of the NH 544 and help bypass the Kuthiran hill section.
  • Dr. Syama Prasad Mookerjee Tunnel: Formerly known as the Chenani-Nashri Tunnel, this tunnel is located in Jammu and Kashmir on NH 44. It connects Chenani to Nashri. Its length is approximately 9.28 kilometers.
  • Banihal Qazigund Road Tunnel: Also located in Jammu and Kashmir, this is a twin-tube tunnel project. The length of each tube is approximately 8.5 kilometers. It reduces the distance between Banihal and Qazigund.

Comparing Tunnel Lengths

To determine the longest tunnel, we compare the lengths of the tunnels mentioned:

Tunnel Name Approximate Length Location
Atal Tunnel 9.02 km Himachal Pradesh
Kuthiran Tunnel (Each tube) 1.6 km Kerala
Dr. Syama Prasad Mookerjee Tunnel 9.28 km Jammu and Kashmir
Banihal Qazigund Road Tunnel (Each tube) 8.5 km Jammu and Kashmir

Comparing the lengths, we can see the following:

  • Atal Tunnel: 9.02 km
  • Kuthiran Tunnel: 1.6 km (each tube)
  • Dr. Syama Prasad Mookerjee Tunnel: 9.28 km
  • Banihal Qazigund Road Tunnel: 8.5 km (each tube)

Based on these lengths, the Dr. Syama Prasad Mookerjee Tunnel is the longest among the given options, with a length of approximately 9.28 kilometers.

Conclusion: India's Longest Road Tunnel

After comparing the lengths of the Atal Tunnel, Kuthiran Tunnel, Dr. Syama Prasad Mookerjee Tunnel, and Banihal Qazigund Road Tunnel, it is clear that the Dr. Syama Prasad Mookerjee Tunnel (formerly Chenani-Nashri Tunnel) is the longest road tunnel among the options provided.


Revision Table: Key Indian Road Tunnels

Tunnel Previous Name State/UT Approximate Length (km) Significance
Dr. Syama Prasad Mookerjee Tunnel Chenani-Nashri Tunnel Jammu and Kashmir 9.28 Longest road tunnel in India (among options)
Atal Tunnel Rohtang Tunnel Himachal Pradesh 9.02 Longest highway single-tube tunnel above 10,000 feet
Banihal Qazigund Road Tunnel - Jammu and Kashmir 8.5 (each tube) Reduces travel distance between Banihal and Qazigund
Kuthiran Tunnel - Kerala 1.6 (each tube) Bypasses Kuthiran Ghat section

Additional Information: Road Tunnels in India

  • India has been focusing on building tunnels to improve infrastructure, especially in mountainous regions.
  • Tunnels help in all-weather connectivity, reducing dependence on weather-prone mountain passes.
  • They also help in reducing travel distance and time, leading to fuel savings and reduced pollution.
  • Projects like the Zojila Tunnel and Vishakhapatnam Port Road Tunnel are also significant tunnel projects under development or completed.
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