Consultancy Services for Detailed Project Report: 4-Laning Trichy Karur Coimbatore Golden Quadrilateral & Northern Trichy Bypass, Tamil Nadu

The National Highways Authority of India (NHAI), a leading Public Sector Undertaking, is pleased to invite bids for the Consultancy Services (CS) for the preparation of a Detailed Project Report (DPR) for the 4-laning of the Trichy Karur Coimbatore Golden Quadrilateral (GF) and the Northern Trichy Bypass, covering a total tentative length of 230 Km within Tamil Nadu. This is the third call for this significant project. The tender, identified by Tender ID: 2026_NHAI_294069_1 and Tender Reference Number: TNDIV-20022 /12/2026-Tamil Nadu Division/ E-309799, is an Open Tender for Services within the Consultancy product category. The estimated Tender Value is ₹9,63,66,500, with an Earnest Money Deposit (EMD) of ₹19,27,330. The tender documents will be available for download from October 10, 2026, at 09:00 AM until October 29, 2026, at 11:00 AM. Bids can be submitted starting from October 10, 2026, at 09:00 AM, with the submission deadline set for October 29, 2026, at 11:00 AM. The Bid Opening Date is scheduled for October 30, 2026, at 11:30 AM, at NHAI HQ. A non-refundable Tender Fee of ₹5,000 is payable to NHAI HQ at NEW DELHI. The contract form will be Item Rate, and the work is expected to be completed within 365 days, with a bid validity of 120 days. The tender process will involve two covers: Cover 1 for scanned copies of Cost of Documents and Bid Security, and Cover 2 for the Financial Proposal. Further details, including NIT documents and work item documents, are available for download. The tender inviting authority is P.N. Gawasane from NHAI HQ.