2026_WBAT_673098_1 Closed · Ref CNT/UGSS/NCB/ADB/005/2025-26 · NIC eProcure / GePNIC

Improvement to existing sewerage system under Nesapakkam STP catchment area SW 04 Rehabilitation and upgradation of existing Sewage pumping stations, Rising main, E and M works and SCADA system in Areas 9 10 13 and Central Command Centre at CMWSSB

Chennai, Tamil Nadu PIN 600002 Published 11 March 2026
Civic / Administration / OtherDams / Hydro / Major Water InfraUpgrade / Widen / StrengthenWorksCivil Works - Water Works0 corrigenda
Auto-classified · Sector “Dams / Hydro / Major Water Infra” matched “catchment area” · Work “Upgrade / Widen / Strengthen” matched “Improvement”
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CMWSSB-World Bank/ADB tenders has invited open tender tender bids for the work “Improvement to existing sewerage system under Nesapakkam STP catchment area SW 04 Rehabilitation and upgradation of existing Sewage pumping stations, Rising main, E and M works and SCADA system in Areas 9 10 13 and Central Command Centre at CMWSSB” at Chennai, Tamil Nadu, PIN 600002. It is classified as Dams / Hydro / Major Water Infra work, Upgrade / Widen / Strengthen in nature, procured as a works contract, carrying an estimated value of approximately ₹54.5 Cr. Bids close on 29 May 2026; bids open on 29 May 2026. The earnest money deposit (EMD) is ₹1.09 Cr, and no tender fee is specified. The tender reference is CNT/UGSS/NCB/ADB/005/2025-26.

Tender Value₹54.5 Crderived from EMD
EMD₹1.09 Cr
Tender feenot available
Perf. security5%
Published
11 Mar
Pre-bid
12 Mar
Submission
29 May · 15:00
Bid opening
29 May · 15:30
Completion
+ NA days
NIT — read first
PDF
NIT
Tendernotice_1.pdf
171 KB↓
Work-item documents
XLS
BOQ
BOQ_808926.xls
810 KB↓RAR
Bid documents
Bid_Documents_Vol_I_II_IV_and_V_005.rar
29.7 MB↓
Corrigendums
No corrigenda issued for this tender so far. Last checked 11 March 2026. Any addendum or deadline extension will appear here.

The work scope is captured in the title above. Detailed scope, drawings and specifications are in the NIT document — download from the Documents tab.

Product Category: Civil Works - Water Works

Pre-qualification criteria are listed in the NIT document. Typical fields include turnover, similar-work experience, contractor class and net worth. Download the NIT from the Documents tab.

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Frequently asked questions

What is this tender for?
CMWSSB-World Bank/ADB tenders has floated this tender for “Improvement to existing sewerage system under Nesapakkam STP catchment area SW 04 Rehabilitation and upgradation of existing Sewage pumping stations, Rising main, E and M works and SCADA system in Areas 9 10 13 and Central Command Centre at CMWSSB”. It is Dams / Hydro / Major Water Infra work, Upgrade / Widen / Strengthen in nature, procured as a works contract.
What is the estimated value of this tender?
The estimated tender value is ₹54.5 Cr.
When is the last date to submit bids?
Bids close on 29 May 2026. Bid opening is on 29 May 2026.
Which department issued this tender and where is the work?
It was issued by CMWSSB-World Bank/ADB tenders. The work location is Chennai, Tamil Nadu, PIN 600002.
What are the EMD and tender fee?
EMD is ₹1.09 Cr; the tender fee is nil.
How do I download the tender documents and BoQ?
Open the ‘Documents’ section above to download the NIT, BoQ and any corrigenda for reference CNT/UGSS/NCB/ADB/005/2025-26. Bidding is done on the NIC eProcure portal.