[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] open
AI summary
This tender provides details about the project including scope of work, estimated value, deadlines, and eligibility requirements.
Overview
THDC India Limited has published an open tender for the construction of Package II, which includes the Coffer Dam, US and DS Stage I Road Tunnel, and civil and HM works of the Diversion Tunnel for the Kalai II HEP (1200 MW AP). This tender is crucial for the development of hydroelectric power infrastructure in the region.
Scope / Work
The scope of work involves comprehensive construction activities related to the Coffer Dam and associated tunneling works. Bidders are required to adhere to the technical specifications and qualifications as outlined in the tender documents. Pre-qualification requirements must be met as per the tender documents, and bidders should prepare for a detailed technical and financial evaluation.
Fees & EMD
- Tender Fee: ₹50,000, payable offline to THDC India Limited at Rishikesh. No exemptions are allowed for the tender fee.
- Earnest Money Deposit (EMD): ₹10,00,00,000, also payable offline to THDC India Limited at Rishikesh. No exemptions are permitted for the EMD.
Bidders must ensure that the EMD and tender fee are submitted in the required formats, including demand drafts or bank guarantees, as specified in the tender documents.
Key Dates
- Tender Published: 27-Dec-2025 06:00 PM
- Bid Submission Start: 27-Dec-2025 06:00 PM
- Bid Submission End: 28-May-2026 03:00 PM
- Bid Opening Date: 29-May-2026 03:00 PM
- Pre-Bid Meeting: 12-Jan-2026 11:00 AM at THDCIL Corporate Office, Rishikesh.
Bidders should note the timeline for document downloads, clarifications, and submission to ensure compliance with the tender requirements.
AI insights
Risk factors
- high EMD size
- tight bid submission timeline
- no exemptions for fees
- strict pre-qualification requirements
Financials
| Tender value | Undisclosed |
|---|---|
| EMD amount | ₹10,00,00,000 — payable to THDC India Limited at Rishikesh |
| Tender fee | ₹50,000 — payable to THDC India Limited at Rishikesh |
Payment mode Offline
Timeline
| Publish date | 27-Dec-2025 06:00 PM |
|---|---|
| Bid end | 28-May-2026 03:00 PM |
| Opening date | 29-May-2026 03:00 PM |
Critical dates
From the portal detail page (all dates captured when available).
| Bid Opening Date | 29-May-2026 03:00 PM |
|---|---|
| Bid Submission End Date | 28-May-2026 03:00 PM |
| Bid Submission Start Date | 27-Dec-2025 06:00 PM |
| Clarification End Date | 12-Jan-2026 11:00 AM |
| Clarification Start Date | 27-Dec-2025 06:00 PM |
| Document Download / Sale End Date | 28-May-2026 03:00 PM |
| Document Download / Sale Start Date | 27-Dec-2025 06:00 PM |
| Published Date | 27-Dec-2025 06:00 PM |
Tender Documents
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| Name | Size | Type | Action |
|---|---|---|---|
| BOQ_937092.xls | 362.5 KB | XLS | |
| Section_5_Schedule1to3.rar | 47.35 KB | RAR |
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| Tender_Document_Section_0_to_4.pdf | 37.77 MB | ||
| Tender_Document_Section_6_TS.pdf | 13.73 MB | ||
| Tender_Document_Section_7_TD.pdf | 17.32 MB | ||
| Tender_Document_Section_8_DS.pdf | 1.02 MB | ||
| CorrigendumNo5.pdf | 199.92 KB | ||
| CorrigendumNo4.pdf | 199.55 KB | ||
| CorrigendumNo3.pdf | 199.42 KB | ||
| CorrigendumNo2.pdf | 199.51 KB | ||
| CorrigendumNo1.pdf | 139.7 KB |
Corrigenda
Official amendments and notices. PDFs open in the same viewer as tender documents (sign in, verified email, daily limit applies).
Corrigendum No. 5
| File | Size | Type | Action |
|---|---|---|---|
| CorrigendumNo5.pdf | 199.92 | ||
| CorrigendumNo4.pdf | 199.55 | ||
| CorrigendumNo3.pdf | 199.42 | ||
| CorrigendumNo2.pdf | 199.51 |
Corrigendum No 1
| File | Size | Type | Action |
|---|---|---|---|
| CorrigendumNo1.pdf | 139.7 |
Work details
Location, category, and schedule for this procurement.
| Location | Hawai AP |
|---|---|
| Category | Construction Works |
| Period of work | 945 days |
| Bid validity | 180 days |
Tender basics
| Tender type | Open Tender |
|---|---|
| Form of contract | Works |
| Tender category | Works |
| No. of covers | 2 |
| Organisation chain | THDC India Limited||Corporate Office-Rishikesh-THDC India Ltd||Corporate Contracts-Rishikesh-THDC India Ltd |
| Source portal | eprocure.gov.in |
Covers (bid packets)
What to submit in each cover, as listed on the tender portal.
| Cover no. | Cover type | Description | Document type |
|---|---|---|---|
| 1 | Fee/PreQual/Technical | All documents required for QR and Techno commercial bid as per Tender document | |
| — | — | Any other documents required as per Tender Document | |
| — | — | Scanned copies of Tender Fee and Earnest Money Deposit | |
| 2 | Finance | Price Schedules Grand Summary | .xls |
| — | — | Envelope II Price Schedules | .rar |
Authority details
| Inviting authority | GM Contract NCR office Kaushambi |
|---|---|
| Address | THDCIL NCR office Kaushambi |
| Payment instruments | Offline (Demand Draft) , Offline (R-T-G-S) , Offline (NEFT) , Offline (Bank Guarantee) |
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