Construction of Sewage network and upgrades to WWTP: Lot 1: Construction of Sewage Network; Lot 2: Upgrades to Wastewater Treatment Plant (WWTP)

Specific Procurement Notice
Request for Bids
Works (Two-envelope Bidding Process Without Prequalification)

Employer: National Recovery Program Bureau (NRPB)
Project: Sint Maarten Wastewater Management Program (SWMP)
Contract title: Construction of Sewage network and upgrades to WWTP: 
Lot 1: Construction of Sewage Network; 
Lot 2: Upgrades to Wastewater Treatment Plant (WWTP)
Country: Sint Maarten
Loan No. /Credit No. / Grant No.: TF-C5700
RFB No: SX-NRPB-388584-CW-RFB
Issued on: 22 May 2026, now revised on 17 June 2026 for extension to bid submission date

1. The Government of Sint Maarten has received financing through a Trust Fund established by the Netherlands, administered by the World Bank and intends to apply part of the 
proceeds toward payments under the contract1 for Construction of Sewage network and upgrades to WWTP: Lot 1: Construction of Sewage Network; Lot 2: Upgrades to Wastewater Treatment Plant (WWTP) of the Sint Maarten Wastewater Management Project.

2. The National Recovery Program Bureau now invites sealed Bids from eligible Bidders for Construction of Sewage network and upgrades to WWTP: Lot 1: Construction of Sewage 
Network; Lot 2: Upgrades to Wastewater Treatment Plant (WWTP). Sint Maarten's sewerage network has limited coverage, with only around 15% of population served by the existing sewerage system that conveys wastewater to the Government-operated treatment plant located on A. TH. Illidge Road. Areas not covered by the wastewater system either use septic tanks, or soak-aways and cesspits for sewage disposal. Additionally, a significant portion still discharges directly into the environment.

Lot 1: Construction of Sewage Network - the works comprise the construction and integration of a new gravity sewerage network in Cul de Sac district. The scope of Lot 1 has been structured as follows:
I. Base scope
•All interventions within Priority Area 1, specifically in the following neighborhoods:
o South Reward,
o St. Peters,
o Retreat Estate
o Betty’s Estate - as defined in Bill of Quantities as item 2A.1.4, within priority 1.
•Selected interventions within Priority Area 2, specifically in the following neighborhood:
o Betty’s Estate - as defined in the Bill of Quantities as item 2A.2.1, within priority 2.

II. Optional Scope - Subject to Available Funding
•Saunders Estate neighborhood within Priority Area 2, as defined in Bill of Quantities as item 2B.2.2.

The Time for Completion shall be 12 months for the Base Scope. 
In case the Optional Scope is instructed, the Time for Completion shall be extended by 2 additional months.

Lot 2: Upgrades to Wastewater Treatment Plant (WWTP) - the works comprises a set of targeted interventions at the Illidge Road WWTP, aimed at improving operational  reliability, process performance, energy efficiency, and sludge management capacity, while ensuring compliance with current and future environmental requirements. The  proposed works have been developed taking into account the existing infrastructure constructed during the 2012 upgrade, the current operational constraints, and the need to maintain plant operation throughout the execution phase. The duration of the construction period is 18 months.

3. The key qualification requirements are:
a. Lot 1: Construction of Sewage Network
i. The Bidder shall demonstrate that it has access to, or has available, liquid assets, unencumbered real assets, lines of credit, and other financial means (independent of any  contractual advance payment) sufficient to meet the construction cash flow requirements estimated as USD 2.5 million for the subject contract net of the Bidders other contractual commitments

ii. Minimum average annual construction turnover of USD 20 million, calculated as total certified payments received for contracts in progress and/or completed within the last 5 years, divided by 5 years

iii. A minimum number of 2 similar contracts each of minimum value USD 10 million that have been satisfactorily and substantially completed as a prime contractor, joint venture  member, management contractor or Subcontractor between 1st January 2021 and bid submission deadline. The similarity of the contracts shall be based on the following: Public sewerage networks, including installation of gravity sewage pipelines and manholes, using PVC-U, structured-wall PVC-U, or structured-wall polypropylene (PP) pipes, with diameters between DN 200 mm and DN 400 mm

iv. For the contracts in (iii) above and/or any other contracts [substantially completed and under implementation] as prime contractor, joint venture member, or Subcontractor  between 1st January 2021 and Application submission deadline, experience in ES risks and impacts and any additional sustainable procurement aspects: (i) Nuisances and  disruption to urban areas and communities (including traffic, land use, noise and air disturbances), (ii) Occupational health and safety hazards projects in urban environment, with high circulation zone for pedestrians and intense traffic; promoting and conducting awareness campaigns.

b. Lot 2: Upgrades to Wastewater Treatment Plant (WWTP)
i. The Bidder shall demonstrate that it has access to, or has available, liquid assets, unencumbered real assets, lines of credit, and other financial means (independent of any  contractual advance payment) sufficient to meet the construction cash flow requirements estimated as USD 1 million for the subject contract net of the Bidders other contractual commitments

ii. Minimum average annual construction turnover of USD 10 million, calculated as total certified payments received for contracts in progress and/or completed within the last 5 years, divided by 5 years

iii. A minimum number of 2 similar contracts each of minimum value USD 5 million that have been satisfactorily and substantially completed as a prime contractor, joint venture member, management contractor or Subcontractor between 1st January 2021 and bid submission deadline. The similarity of the contracts shall be based on the following: capacity of the plant with more than 10,000 population equivalents prior to upgrading

iv. For the contracts in (iii) above and/or any other contracts [substantially completed and under implementation] as prime contractor, joint venture member, or Subcontractor  between 1st January 2021 and Application submission deadline, experience in ES risks and impacts and any additional sustainable procurement aspects: (i) Nuisances and  disruption to urban areas and communities (including traffic, land use, noise and air disturbances), (ii) Occupational health and safety hazards projects in urban environment, with high circulation zone for pedestrians and intense traffic; promoting and conducting awareness campaigns.

4. Bidding will be conducted through international competitive procurement using Request for Bids (RFB) as specified in the World Bank’s “Procurement Regulations for IPF Borrowers- Procurement in Investment Projects Financing”, Fourth Edition November 2020 (“Procurement Regulations”), and is open to all eligible Bidders as defined in the Procurement Regulations. Eligible Bidders may bid for a Lot or for both the Lots.

5. 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): 40% and for Bid cost: 60%. The evaluation of Bids will be undertaken Lot wise.

6. Interested eligible Bidders may obtain further information from the National Recovery Program Bureau at the address below during office hours 09:00 to 16:00 hours. A  complete set of the Bidding documents in English is available on the NRPB eprocurement website. Interested eligible Applicants may register on the eprocurement website at https://nrpbsxm.bonfirehub.com/portal/?tab=openOpportunities to view and download the Bidding documents in English.

7. Bids should be submitted through the online NRPB Bonfire Portal at https://nrpbsxm.bonfirehub.com by 2:00 pm AST (SXM time) on 24 July 2026. Bid submissions by other methods will not be accepted. The Bonfire system will not permit bid submission after the deadline.

8. All Bids must be accompanied by a Bid-Securing Declaration.

9. 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

10. The address referred to above is:

Mr. Santiago Ibarguen
Head of Procurement
National Recovery Program Bureau
#57 Walter J.A. Nisbeth Road, Philipsburg, 
+1(721) 542-8886/7 
procurement@nrpbsxm.or