10 facts about Sela Tunnel in Arunachal Pradesh, world’s longest bi-lane tunnel at…
Ritik Raj
1. Sela tunnel is the world's longest bi-lane tunnel at an altitude above 13,000 feet.
2. It comprises two tunnels, with lengths of 1,595 meters and 1,003 meters.
3. The project features both T1 and T2 tubes.
4. T2, the longer tube, spans 1,594.90 meters.
5. It is accompanied by a parallel tunnel designed to facilitate escape in case of a cave-in.
6. The tunnels are equipped with ventilation systems, robust lighting, and firefighting mechanisms.
7. They can accommodate daily passage for 3,000 cars and 2,000 trucks.
8. The tunnel's clearance is sufficiently high to accommodate all military vehicles.
9. The Sela tunnel offers all-weather connectivity to Tawang via the Sela pass on the Balipara-Chariduar-Tawang (BCT) road in Arunachal Pradesh.
10. The tunnel will trim the distance between Tawang and Dirang in Arunachal's West Kameng district by 12km, resulting in a nearly 90-minute time-saving for commuters in each direction.