Detailed Project Report Consultancy for NH 85 Four-Laning in Tamil Nadu
- Opening DateJun 11, 2026
- Closing DateOct 08, 2026Extended · was 1 Jul 2026
- Tender Amount Refer Document
Tender Overview
| Tender Title | Detailed Project Report Consultancy for NH 85 Four-Laning in Tamil Nadu | ||
| Tender ID | 2026_NHAI_280484_1 | Tender Reference Number | TNDIV 20/1/2026 Tamil Nadu Division/E 309771 |
| Tender Type | Open Tender | ||
| Tender Opening Date | 2026-06-11 09:00 AM | Tender Closing Date | 2026-10-08 11:00 AMExtended · originally 1 Jul 2026, 11:00 AM |
| Tender Value | Refer Document | Tender Location | Nhai Hq , South West Delhi , Delhi |
| Tender Category | Services | Product Category | Consultancy Services Tenders, Road Construction Tenders, Civil And Construction Tenders |
- Tender TitleDetailed Project Report Consultancy for NH 85 Four-Laning in Tamil Nadu
- Tender ID2026_NHAI_280484_1
- Tender Reference NumberTNDIV 20/1/2026 Tamil Nadu Division/E 309771
- Tender TypeOpen Tender
- Tender Opening Date2026-06-11 09:00 AM
- Tender Closing Date2026-10-08 11:00 AMExtended · originally 1 Jul 2026, 11:00 AM
- Tender Value Refer Document
- Tender LocationNhai Hq,South West Delhi, Delhi
- Tender CategoryServices
- Product CategoryConsultancy Services Tenders, Road Construction Tenders, Civil And Construction Tenders
Important Dates
| ePublished Date | 2026-06-11 09:00 AM | Bid Opening Date | 2026-10-09 11:30 AMExtended · originally 2 Jul 2026, 11:30 AM |
| Document Download Start Date | 2026-06-11 09:00 AM | Document Download End Date | 2026-10-08 11:00 AMExtended · originally 1 Jul 2026, 11:00 AM |
| Bid Submission Start Date | 2026-06-11 09:00 AM | Bid Submission End Date | 2026-10-08 11:00 AMExtended · originally 1 Jul 2026, 11:00 AM |
| Clarification start Date | Clarification End Date | ||
| Bid Validity Period (in Days) | 120 |
- ePublished Date 2026-06-11 09:00 AM
- Bid Opening Date2026-10-09 11:30 AMExtended · originally 2 Jul 2026, 11:30 AM
- Document Download Start Date2026-06-11 09:00 AM
- Document Download End Date2026-10-08 11:00 AMExtended · originally 1 Jul 2026, 11:00 AM
- Clarification End Date
- Clarification End Date
- Bid Submission Start Date2026-06-11 09:00 AM
- Bid Validity Period (in Days)120
Corrigenda
- Download Ends
1 Jul 20268 Oct 2026 - Submission Ends
1 Jul 20268 Oct 2026 - Bid Opening
2 Jul 20269 Oct 2026
- ANNEXURE I AND IIOther #116 Sep 20263 filesextracted from ANNEX.rar
- PDFAnnexure-II.pdf
- PDFX.pdf
- PDFAnnexure-I.pdf
- CORRIGENDUM X AND EXTENSION OF BID DUE DATEDate Change #1016 Sep 2026Extension of key dates
- Download Ends
17 Sep 20268 Oct 2026 - Submission Ends
17 Sep 20268 Oct 2026 - Bid Opening
18 Sep 20269 Oct 2026
PDFX.pdf - Download Ends
- Corrigendum 9Date Change #97 Sep 2026Extension of key dates
- Download Ends
8 Sep 202617 Sep 2026 - Submission Ends
8 Sep 202617 Sep 2026 - Bid Opening
9 Sep 202618 Sep 2026
PDFCorrigendum-IX.pdf - Download Ends
- CORRIGENDUM VIIIDate Change #828 Aug 2026Extension of key dates
- Download Ends
31 Aug 20268 Sep 2026 - Submission Ends
31 Aug 20268 Sep 2026 - Bid Opening
1 Sep 20269 Sep 2026
PDFCorrigendum-VIII.pdf - Download Ends
- CORRIGENDUM VIIDate Change #719 Aug 2026Extension of key dates
- Download Ends
20 Aug 202631 Aug 2026 - Submission Ends
20 Aug 202631 Aug 2026 - Bid Opening
21 Aug 20261 Sep 2026
PDFVII.pdf - Download Ends
- CORRIGENDUM VIDate Change #612 Aug 2026Extension of key dates
- Download Ends
13 Aug 202620 Aug 2026 - Submission Ends
13 Aug 202620 Aug 2026 - Bid Opening
14 Aug 202621 Aug 2026
PDFVI.pdf - Download Ends
- CORRIGENDUM V AND EXTENSION OF BID DUE DATEDate Change #55 Aug 2026Extension of key dates
- Download Ends
6 Aug 202613 Aug 2026 - Submission Ends
6 Aug 202613 Aug 2026 - Bid Opening
7 Aug 202614 Aug 2026
PDFV.pdf - Download Ends
- CORRIGENDUM IVDate Change #429 Jul 2026Extension of key dates
- Download Ends
30 Jul 20266 Aug 2026 - Submission Ends
30 Jul 20266 Aug 2026 - Bid Opening
31 Jul 20267 Aug 2026
PDFCorrigendum-IV.pdf - Download Ends
- Corrigendum IIIDate Change #318 Jul 2026Extension of key dates
- Download Ends
20 Jul 202630 Jul 2026 - Submission Ends
20 Jul 202630 Jul 2026 - Bid Opening
21 Jul 202631 Jul 2026
PDFCorrigendumIII.pdf - Download Ends
- CORRIGENDUM II AND EXTENSION OF BID DUE DATEDate Change #28 Jul 2026Extension of key dates
- Download Ends
9 Jul 202620 Jul 2026 - Submission Ends
9 Jul 202620 Jul 2026 - Bid Opening
10 Jul 202621 Jul 2026
PDF2.pdf - Download Ends
- Corrigendum 1Date Change #130 Jun 2026Extension of key dates
- Download Ends
1 Jul 20269 Jul 2026 - Submission Ends
1 Jul 20269 Jul 2026 - Bid Opening
2 Jul 202610 Jul 2026
PDFCorrigendum-I.pdf - Download Ends
Cost Specification
| Tender Fee | ₹ 5000 |
| EMD (Earnest Money Deposit) | Refer document |
| EMD Fee Type | Fixed |
| Payment Instruments/Mode | Offline |
Tender Description
Work Description - 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 (2nd Call)
The National Highways Authority of India (NHAI), a Public Sector Undertaking, invites bids for an Open Tender for "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 (2nd Call)." This service-based tender, identified by Reference Number TNDIV 20/1/2026 Tamil Nadu Division/E 309771, operates under an Item Rate contract and has a proposed work period of 365 days. The tender was e-published on 11th June 2026 at 09:00 AM. Interested bidders can download tender documents and submit their bids from 11th June 2026, 09:00 AM, until 01st July 2026, 11:00 AM. A non-refundable tender fee of ₹5,000 is applicable, payable to NHAI at New Delhi, with EMD exempted. Bids will be opened on 02nd July 2026 at 11:30 AM at NHAI HQ. Bids shall remain valid for 120 days from the bid opening date. The Tender Inviting Authority is PN GAWASANE, NHAI HQ.
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Tender Contact Details
| Office Inviting Bids | Pn Gawasane |
| Address | Nhai Hq |
| Contact Details | NA |
| NA | |
| Website | NA |
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