[Consultancy Services for preparation of Detailed Project Report (DPR) for Four laning of TN-KL Border-Thondi section (Tentative Length 225 Km) of NH-85 in Tamil Nadu]

AI summary

This tender provides details about the project including scope of work, estimated value, deadlines, and eligibility requirements.

Overview

The National Highways Authority of India (NHAI) is inviting bids for consultancy services to prepare a Detailed Project Report (DPR) for the four-laning of the TN-KL Border-Thondi section of NH-85 in Tamil Nadu. This is an open tender, and bidders are encouraged to review the requirements carefully before submission.

Scope / Work

The scope of work includes the preparation of a Detailed Project Report (DPR) for the specified section of the highway, with a tentative length of 225 km. Bidders should ensure they meet the necessary qualifications as outlined in the tender documents. The contract will be based on an item rate format, and bidders must submit their proposals in two covers: one for technical and fee-related documents and another for the financial proposal.

Fees & EMD

Tender Fee: The tender fee is set at ₹5,000, payable to NHAI in New Delhi. No exemptions are allowed for this fee.
EMD: There is no Earnest Money Deposit (EMD) required for this tender, which may lower the barrier to entry for potential bidders.

Key dates

Publish Date: 16-Mar-2026
Bid Submission Start: 16-Mar-2026, 09:15 AM
Bid Submission End: 11-May-2026, 11:00 AM
Bid Opening Date: 12-May-2026, 11:30 AM
Document Download Period: 16-Mar-2026, 09:10 AM to 11-May-2026, 11:00 AM

Bidders should ensure all documents are submitted before the deadline and should prepare for the bid opening on the specified date.

AI insights

Consultancy Services for preparation of Detailed Project Report (DPR) for Four laning of TN-KL Border-Thondi section (Tentative Length 225 Km) of NH-85 in Tamil Nadu

Risk factors

tight timelines for bid submission
no EMD required may attract more bidders
two-cover submission process
no exemptions for tender fee

Financials

Tender value	Undisclosed
EMD amount	₹0.00 — payable to Nil at Nil
Tender fee	₹5,000 — payable to NHAI at NEW DELHI

Payment mode Offline

Timeline

Publish date	16-Mar-2026 09:05 AM
Bid end	11-May-2026 11:00 AM
Opening date	12-May-2026 11:30 AM

Critical dates

From the portal detail page (all dates captured when available).

Published date	16-Mar-2026 09:05 AM
Bid opening date	12-May-2026 11:30 AM
Document download / sale start	16-Mar-2026 09:10 AM
Document download / sale end	11-May-2026 11:00 AM
Bid submission start	16-Mar-2026 09:15 AM
Bid submission end	11-May-2026 11:00 AM

Tender Documents

How tender documents work

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Name	Size	Type	Action
TNKL.rar	4.72 MB	RAR	This file type cannot be previewed in the browser. Download it to open on your device. Download Sign-in required · same daily limit as viewing
II.pdf	182.49 KB	PDF	View document Sign-in required

Corrigenda

Official amendments and notices. PDFs open in the same viewer as tender documents (sign in, verified email, daily limit applies).

CORRIGENDUM II

Type Date

Published Corrigendum Details Date : 27-Apr-2026 05:13 PM [Tender information] Organisation Chain : National Highways Authority of India||Head Office - NHAI||Technical - NHAI Tender ID : 2026_NHAI_271254_1 Tender Ref No : TNDIV-20/1/2026-Tamil Nadu Division/E-309771 Tender Title : Consultancy Services for preparation of Detailed Project Report (DPR) for Four laning of TN-KL Border-Thondi section (Tentative Length 225 Km) of NH-85 in Tamil Nadu Corrigendum Type : Date [Corrigendum:1] Corrigendum title: CORRIGENDUM II Description: EXTENSION OF BID DUE DATE Published: 24-Apr-2026 06:00 PM Document: II.pdf Size (KB): 182.49 Publish Date: 16-Mar-2026 09:05 AM │ Bid Opening Date: 12-May-2026 11:30 AM Document Download/Sale Start Date: 16-Mar-2026 09:10 AM │ Document Download/Sale End Date: 11-May-2026 11:00 AM Clarification Start Date: NA │ Clarification End Date: NA Bid Submission Start Date: 16-Mar-2026 09:15 AM │ Bid Submission End Date: 11-May-2026 11:00 AM [Critical Dates] [Details Before Corrigendum] Publish Date: 16-Mar-2026 09:05 AM │ Bid Opening Date: 28-Apr-2026 11:30 AM Document Download/Sale Start Date: 16-Mar-2026 09:10 AM │ Document Download/Sale End Date: 27-Apr-2026 11:00 AM Clarification Start Date: NA │ Clarification End Date: NA Bid Submission Start Date: 16-Mar-2026 09:15 AM │ Bid Submission End Date: 27-Apr-2026 11:00 AM [Critical Dates]

File	Size	Type	Action
II.pdf	182.49	PDF	View document Sign-in required

Corrigendum 1

Type Other

Published Corrigendum Details Date : 27-Apr-2026 05:13 PM [Tender information] Organisation Chain : National Highways Authority of India||Head Office - NHAI||Technical - NHAI Tender ID : 2026_NHAI_271254_1 Tender Ref No : TNDIV-20/1/2026-Tamil Nadu Division/E-309771 Tender Title : Consultancy Services for preparation of Detailed Project Report (DPR) for Four laning of TN-KL Border-Thondi section (Tentative Length 225 Km) of NH-85 in Tamil Nadu Corrigendum Type : Other [Corrigendum Document Details]

No PDF files attached to this corrigendum row.

Work details

Location, category, and schedule for this procurement.

Location	NHAI HQ
Category	Consultancy
Period of work	365 days
Bid validity	120 days