emblem BUILDING INFRASTRUCTURE - BUILDING THE NATION

National Highways & Infrastructure Development Corporation Limited

Ministry of Road Transport & Highways

Construction of 4 Lane Twin Tube Road cum Rail Underwater Tunnel under River Brahmaputra, including 4 Lane approaches along with provision of Railway infrastructure in one of the tubes, in the state of Assam on EPC Mode

Basic Information

Descriptions State Tender ID
Construction of 4 Lane Twin Tube Road cum Rail Underwater Tunnel under River Brahmaputra, including 4 Lane approaches along with provision of Railway infrastructure in one of the tubes, in the state of Assam on EPC Mode Assam

Documents

NIT RFP DCA Schedules Drawings

Important Dates

Title Date Revised Date
NIT 31-08-2026
Pre-Bid Meeting 17-09-2026
Bid Due 30-09-2026
Technical Bid Opening 01-10-2026

Other Documents

Additional Documents