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