• It is a 920-metre Cut and Cover tunnel built on the Darbuk–Shyok–Daulat Beg Oldie (DSDBO) Road in Ladakh.
• It is constructed by the Border Roads Organisation (BRO) in one of the world’s most challenging high-altitude terrains.
• The tunnel ensures all-weather, reliable connectivity to remote border areas and forward military locations.
• It improves military mobility, rapid deployment and logistics, especially during harsh winters with heavy snowfall and avalanches.
• The project strengthens last-mile connectivity and enhances national security along India’s northern borders.

Border Roads Organisation (BRO)

• A road construction agency under the Ministry of Defence
• Established: 1960
• Constructs and maintains strategic roads, tunnels and bridges in border and difficult terrains
• Operates through the General Reserve Engineer Force (GREF)
• Ensures all-weather connectivity, rapid military mobilisation and national security
• Motto: Shramena Sarvam Sadhyam