Tenders/Wastewater Treatment Plant, Pumping Stations, and Network Collection Development in Ta Khmau Municipality

Wastewater Treatment Plant, Pumping Stations, and Network Collection Development in Ta Khmau Municipality

Water Supply and Sanitation Acceleration Project

Published: Oct 15, 2026

Updated: Oct 27, 2026

About This Opportunity

Invitation for Bids | Project: Water Supply and Sanitation Acceleration Project | Method: Request for Bids | Ref: MPWT-CW-03

This is a works contract in the infrastructure, education and training and water and sanitation sectors, with a focus on Water Supply, Wastewater and Sanitation. Located in Cambodia, Asia, this opportunity is open to firms and consortiums.

Published through WB - World Bank, a multilateral development bank that follows standardized international procurement guidelines. Projects funded by multilateral institutions are generally open to international bidders from eligible member countries for civil works in the infrastructure sector. Works contracts of this nature generally require demonstrated experience in similar infrastructure projects, adequate equipment and technical personnel, and financial capacity including bank guarantees. Interested parties should review the full documentation on the original source before submitting their proposal.

Description

**Project:** Water Supply and Sanitation Acceleration Project

KINGDOM OF CAMBODIA

NATION RELIGION KING

Ministry of Public Works and Transport

Phnom Penh, 19-October-2026

Request for Bids

(RFB No: MPWT-CW-03)

Procurement of Works

(Two-Envelope Bidding Process Without Prequalification)

Employer: Ministry of Public Works and Transport

Project: Water Supply and Sanitation Acceleration Project

IDA Credit No.: IDA Credit No. 7427-KH and Project ID No.: P178417

Contract Title: Construction of Wastewater Treatment Plant and Network Collection Development in Ta Khmau City

The Ministry of Public Works and Transport (MPWT) has received financing from the World Bank toward the cost of the Water Supply and Sanitation Acceleration Project (WASAC) and intends to apply part of the proceeds toward payments under the contract for Construction of Wastewater Treatment Plant and Network Collection Development in Ta Khmau City.
The Ministry of Public Works and Transport (MPWT) now invites sealed Bids from eligible Bidders for Construction of Wastewater Treatment Plant and Network Collection Development in Ta Khmau City, located in Kandal Province. The construction period is 730 days from the Start Date.
Bidding will be conducted through international competitive procurement using Request for Bids as specified in the World Bank’s “Procurement Regulations for IPF Borrowers- Procurement in Investment Projects Financing” Seventh Edition, dated September 2025 (“Procurement Regulations”), and is open to all eligible Bidders as defined in the Procurement Regulations.
Bids will be evaluated in accordance with the evaluation process set out in the bidding documents. The following weightings shall apply for Rated Criteria (including technical and non-price factors): 60% and for Bid cost: 40%.
Interested eligible Bidders may obtain further information from MPWT, Mr. Lun Heng, Project Manager, Email: lunhango@gmail.com during office hours from 8:00 A.M. to 12:00 P.M. and 1:30 P.M. to 5:30 P.M. at the address given below (specified in paragraph 10).
The bidding documents in English may be downloaded for free by interested eligible Bidders from direct download link: https://drive.google.com/drive/folders/1YR90NGiohCccuWL6O17zREbbWPgs3-qG?usp=sharing , with a written request for access authorized by Mr. Lun Heng, through the email address given above (specified in paragraph 5), Cc: rosvanna258@gmail.com , cc: lunhango@gmail.com , chetra.saly@gmail.com.
Bids must be delivered to the address below (specified in paragraph 10) on or before 10:00 A.M. (Cambodia Time) on 03-December-2026. Electronic bidding will NOT be permitted. Late Bids will be rejected. The outer Bid envelopes marked “ORIGINAL BID”, and the inner envelopes marked “TECHNICAL PART” will be publicly opened in the presence of the Bidders’ designated representatives and anyone who chooses to attend, at the address below (specified in paragraph 10) at 10:00 A.M. (Cambodia Time) on 03-December-2026. All envelopes marked “FINANCIAL PART” shall remain unopened and will be held in safe custody of the Employer until the second public Bid opening.
All Bids must be accompanied by a “Bid Security” of at least USD 500,000.00; and (ii) Local Labour Method Statement.
Attention is drawn to the Procurement Regulations requiring the Borrower to disclose information on the successful bidder’s beneficial ownership, as part of the Contract Award Notice, using the Beneficial Ownership Disclosure Form as included in the bidding document
The address referred to above is:

H.E. Dr. ROS VANNA

Secretary of State, and Project Director

Water Supply and Sanitation Acceleration Project (WASAC)

Ministry of Public Works and Transport (MPWT)

St. 598, Sangkat Chrang Chamres II, Khan Russey Keo, Phnom Penh, Cambodia

Floor/ Room number: PMU-2 Office, 1st Floor

Email: rosvanna258@gmail.com , cc: lunhango@gmail.com , chetra.saly@gmail.com , smcd.mpwt@gmail.com

Data provenance

This notice is sourced from WB - World Bank and was originally published on October 15, 2026. Last refreshed today. Reference: OP00474800. BidsFactory mirrors official procurement notices and links back to the source for full legal text.

About Water Supply and Sanitation Acceleration Project

Water Supply and Sanitation Acceleration Project has issued 5 procurement notices on BidsFactory, including 1 currently open and 2 awarded contracts. Activity concentrates in Water & Sanitation, Education & Training, and Infrastructure. All notices are published for Cambodia. Notices are distributed via WB - World Bank. Most recent publication: October 15, 2026.

Frequently asked questions about this tender

What type of contract is this?

This is a Works contract in the Infrastructure sector. The classification helps bidders match the opportunity to their qualifications and registered scope of supply.

Where will the contract be performed?

The contract is for delivery in Cambodia. Foreign bidders should review local registration, taxation, and any in-country presence requirements before submitting.

How can I submit a bid?

Visit WB - World Bank to access the full notice, required documents, and submission instructions. Quote reference OP00474800 when communicating with the contracting authority.

Who is the contracting authority?

This notice was issued by Water Supply and Sanitation Acceleration Project in Cambodia. The authority is responsible for evaluating bids, awarding the contract, and managing performance.