ZOJILA TUNNEL

PRERNA FOR IAS

ZOJILA TUNNEL

(GEOGRPHY/POLITY)

1. Why in Focus?

The Zojila Tunnel is in the news because it has reached a major construction milestone with the final breakthrough stage. This ambitious project is one of India’s most strategically important infrastructure developments. It is being built to provide all-weather road connectivity between Kashmir and Ladakh, regions that often remain cut off during winter due to heavy snowfall at Zojila Pass. The tunnel reflects India’s commitment to strengthening border infrastructure and improving transportation in remote Himalayan areas. Its progress is closely monitored because of its importance for national security, economic development, tourism, and regional integration in northern India.

2. About Zojila Tunnel

The Zojila Tunnel is a 13.14-kilometre-long road tunnel being constructed on the Srinagar–Kargil–Leh National Highway (NH-1). Situated at an altitude of about 11,578 feet above sea level, it connects Ganderbal district in Kashmir with Drass in Ladakh. Designed as a horseshoe-shaped, single-tube, bi-directional tunnel, it will ensure uninterrupted travel throughout the year. Currently, heavy snowfall often blocks the Zojila Pass during winter months. Once completed, the tunnel will provide safer and faster transportation across the region. It is expected to become one of the most important mountain transport corridors in India.

3. Construction Features

The Zojila Tunnel is being constructed using the New Austrian Tunneling Method (NATM), a modern engineering technique that adapts tunnel support systems according to rock and geological conditions. This approach improves safety and efficiency in difficult mountain terrain. The tunnel is equipped with an advanced SCADA (Supervisory Control and Data Acquisition) system for real-time monitoring of ventilation, lighting, traffic management, and safety operations. Engineers have designed it to withstand harsh Himalayan weather, seismic activity, and challenging geological conditions. These advanced construction features ensure long-term durability, safety, and reliability while maintaining smooth transportation through the region.

4. Strategic Significance