underwater road tunnel beneath Brahmaputra (Assam) project ke baare mein

🔎 Top Facts
1. Kahaan hoga project?
Numaligarh aur Gohpur ke beech, Assam mein.
2. Kitna kharcha (Estimated Cost)?
Lagbhag ₹6,000 crore tak ka budget hai.
3. Lambai & Distance
Puri project ki lambai (tunnel + approach roads) approx 33.7 km hai.
4. Geological DepthTunnel ka
crown (top) lagega lagbhag 32 meter neeche, river ke lowest bed level ke beneath.
5. Kaun karega construction
NHIDCL (National Highways & Infrastructure Development Corporation Limited) is project ko implement karegi. DPR MoRTH ne banaya hai. Technical appraisal bhi ho chuka hai.
6. Strategic importanceDefence-security reasons se bahut maayne rakhta hai, kyunki ye Arunachal Pradesh ke kareeb hai — jahan se China ke border ke situations par bhi gaur hai.
7. Timeline
Agar sab kuch smoothly ho, toh poora kaam lagbhag 5 saal mein complete hone ki ummeed hai.
8. Environmental / Technical Safeguards
National Board for Wildlife (NBWL) ne project ko prinicipally green signal diya hai, lekin soil stability; groundwater flow; sediment patterns; seismic vulnerabilities jaise technical issues pe study/charcha karne ko kaha hai.