Kalai II Hydroelectric Project: Coffer Dam, Road and Diversion Tunnel Construction in Arunachal Pradesh

Work Description - Package Ii Construction Of Coffer Dam Us And Ds Stage I Road Tunnel And Civil And Hm Works Of Di Tunnel For Kalai Ii Hep 1200 Mw Ap

THDC India Limited, a Central Government Ministry/Department, invites bids for Tender Reference Number THDCIL/NCR/CC-538, an Open Tender for "Package II Construction of Coffer Dam US and DS Stage I Road Tunnel and Civil and HM works of Diversion Tunnel for Kalai II HEP 1200 MW AP". This significant construction project is located in Hawai, Arunachal Pradesh, and has a specified period of work of 945 days. Interested bidders are required to attend a Pre-Bid Meeting on 12-Jan-2026 at 11:00 AM at THDCIL Corporate office Rishikesh. The tender documents became available for download on 27-Dec-2025 at 06:00 PM, which is also the Bid Submission Start Date. The deadline for bid submission is 29-Jul-2026 at 03:00 PM, with the Bid Opening Date scheduled for 30-Jul-2026 at 03:00 PM at THDCIL NCR office Kaushambi. A non-refundable Tender Fee of ₹50,000 and an Earnest Money Deposit (EMD) of ₹10,00,00,000 are mandatory, both payable to THDC India Limited at Rishikesh. The bids will be accepted in two covers, encompassing technical and financial submissions. For further details and to download tender documents, please refer to the official e-procurement portal. The tender inviting authority is GM Contract NCR office Kaushambi, located at THDCIL NCR office Kaushambi.