Sikkim Highway Tunnel Feasibility Study and Pre-Construction Services

The Border Roads Organisation, a Central Government Ministry/Department, is inviting open tenders for consultancy services. This opportunity focuses on the feasibility study, preparation of Detailed Project Reports (DPR), and provision of pre-construction activities for the construction of a highway tunnel. The project entails a tentative tunnel length of 5.00 km along NH-310A in the State of Sikkim, specifically in the Mangan-Kudyong-Chungthang-Lachung road area. The tender, identified by reference number CE (P) SWTK/09/2026-27/EPC, requires a tender fee of ₹5,000, payable to the Chief Engineer Project Swastik. Key critical dates for this tender include the document download start and end dates from 07-Oct-2026 06:30 PM to 21-Nov-2026 02:00 PM, bid submission start and end dates from 07-Nov-2026 05:00 PM to 21-Nov-2026 02:00 PM, and bid opening on 23-Nov-2026 05:00 PM. A pre-bid meeting is scheduled for 02-Nov-2026 at 11:00 AM at HQ CE(P) Swastik Gangtok, Sikkim. This is a two-cover tender process, with the first cover containing fee, pre-qualification, and technical information, and the second cover containing the Bill of Quantities (BOQ). The tender is for Civil Works and has a bid validity period of 120 days.