[UDANGUDI STPP-I Design, engineering, construction, supply, erection, testing commissioning of 2 Nos additional RCC fly ash silos of 2000mt capacity each along with connected auxiliary equipments (on EPC basis).] open

TNEB Limited

Ref: CE/SE/C/USTPP-I/C.08/2025-2026 · ID: 2026_EB_671049_1

Category Construction Works

AI summary

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

Overview

TNEB Limited has published an open tender for the design, engineering, construction, supply, erection, testing, and commissioning of two additional RCC fly ash silos, each with a capacity of 2000mt, at the Udangudi STPP-I. This is a significant project aimed at enhancing the existing infrastructure and is being offered on an EPC (Engineering, Procurement, and Construction) basis.

Scope / Work

The scope of work includes:

  • Design and engineering of two RCC fly ash silos.
  • Construction, supply, erection, testing, and commissioning of the silos along with connected auxiliary equipment.
  • The project is located in Kallamozhi, with a total work period of 540 days.
  • Bidders must ensure compliance with the specified technical requirements and provide necessary documentation as outlined in the tender.

Fees & EMD

  • Tender Fee: There is no tender fee applicable for this tender.
  • EMD (Earnest Money Deposit): The EMD required is ₹7,000,000. Exemption for EMD is allowed under certain conditions. Bidders must provide proof of EMD payment or an undertaking in lieu of EMD as part of their submission.

Key dates

  • Publish Date: 06-Mar-2026, 05:00 PM
  • Bid Submission Start Date: 06-Mar-2026, 05:00 PM
  • Bid Submission End Date: 01-May-2026, 02:00 PM
  • Bid Opening Date: 02-May-2026, 02:30 PM
  • Clarification Period: 06-Mar-2026 to 30-Apr-2026
  • Document Download Period: 06-Mar-2026 to 01-May-2026

Bidders are encouraged to download the tender documents and prepare their bids in accordance with the specified timelines. It is crucial to ensure that all required documents are submitted within the stipulated time to avoid disqualification.

AI insights

Risk factors

  • high EMD size
  • 180 days bid validity
  • 540 days project duration
  • no pre-bid meeting

Financials

Tender value Undisclosed
EMD amount ₹70,00,000 — payable to Nil at Nil
Tender fee ₹0.00 — payable to Nil at Nil

Payment mode Online

Timeline

Publish date 06-Mar-2026 05:00 PM
Bid end 01-May-2026 02:00 PM
Opening date 02-May-2026 02:30 PM

Documents available from 06-Mar-2026 05:00 PM to 01-May-2026 02:00 PM. Clarification window: 06-Mar-2026 05:00 PM to 30-Apr-2026 02:00 PM.

Tender Documents

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Name Size Type Action
BOQ_806885.xls 400 KB XLS
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silospec08.pdf 1.17 MB PDF
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onrevised.pdf 262.61 KB PDF
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corrigendum08.pdf 495.36 KB PDF
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Corrigenda

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

Date change for tender opening

Type Date

Published Corrigendum Details Date : 11-Apr-2026 11:58 PM [Tender information] Organisation Chain : TNEB Limited||TANGEDCO||CE - Udangudi STPP||SE/Civil/Udangudi STPP Tender ID : 2026_EB_671049_1 Tender Ref No : CE/SE/C/USTPP-I/C.08/2025-2026 Tender Title : UDANGUDI STPP-I Design, engineering, construction, supply, erection, testing commissioning of 2 Nos additional RCC fly ash silos of 2000mt capacity each along with connected auxiliary equipments (on EPC basis). Corrigendum Type : Date [Corrigendum:1] Corrigendum title: Date change for tender opening Description: Date change for tender opening Published: 30-Mar-2026 04:43 PM Document: onrevised.pdf Size (KB): 262.61 Publish Date: 06-Mar-2026 05:00 PM │ Bid Opening Date: 02-May-2026 02:30 PM Document Download/Sale Start Date: 06-Mar-2026 05:00 PM │ Document Download/Sale End Date: 01-May-2026 02:00 PM Clarification Start Date: 06-Mar-2026 05:00 PM │ Clarification End Date: 30-Apr-2026 02:00 PM Bid Submission Start Date: 06-Mar-2026 05:00 PM │ Bid Submission End Date: 01-May-2026 02:00 PM [Critical Dates] [Details Before Corrigendum] Publish Date: 06-Mar-2026 05:00 PM │ Bid Opening Date: 07-Apr-2026 02:30 PM Document Download/Sale Start Date: 06-Mar-2026 05:00 PM │ Document Download/Sale End Date: 06-Apr-2026 02:00 PM Clarification Start Date: 06-Mar-2026 05:00 PM │ Clarification End Date: 06-Apr-2026 02:00 PM Bid Submission Start Date: 06-Mar-2026 05:00 PM │ Bid Submission End Date: 06-Apr-2026 02:00 PM [Critical Dates]
File Size Type Action
onrevised.pdf 262.61 PDF
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correction of tender specification

Type Other

Published Corrigendum Details Date : 11-Apr-2026 11:58 PM [Tender information] Organisation Chain : TNEB Limited||TANGEDCO||CE - Udangudi STPP||SE/Civil/Udangudi STPP Tender ID : 2026_EB_671049_1 Tender Ref No : CE/SE/C/USTPP-I/C.08/2025-2026 Tender Title : UDANGUDI STPP-I Design, engineering, construction, supply, erection, testing commissioning of 2 Nos additional RCC fly ash silos of 2000mt capacity each along with connected auxiliary equipments (on EPC basis). Corrigendum Type : Other [Corrigendum Document Details]
File Size Type Action
corrigendum08.pdf 495.36 PDF
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Work details

Location, category, and schedule for this procurement.

Location KALLAMOZHI
Category Construction Works
Period of work 540 days
Bid validity 180 days

Tender basics

Tender type Open Tender
Form of contract Works
Tender category Works
No. of covers 2
Organisation chain TNEB Limited||TANGEDCO||CE - Udangudi STPP||SE/Civil/Udangudi STPP
Source portal tntenders.gov.in

Authority details

Inviting authority Office of the Chief Engineer Udangudi STPP-I at
Address Office of the Chief Engineer Udangudi STPP-I at Kallamozhi
Payment instruments Online

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