Public procurement notice: Contract Notice
Published: 2025-12-31
Buyer: Water Authority of Jordan (WAJ)
Country: JO
Region: LU000
Contract type: Works
Procedure: Open procedure
CPV classification: 45200000: Building and civil engineering work
Submission deadline: 2026-02-09
EU fund: eu-funds

Technical requirements: Currently, the Procurement is at Prequalification Stage which will be open to local and international contractors that have same experience in WWTP as stated in the Prequalification document. After the prequalification process, the procuring entity will invite sealed bids from eligible bidders for the Design Build and Operate (DBO) of the Wadi Zarqa Wastewater Treatment Plant Phase 1. Both technical and financial proposals will be submitted and evaluated from prequalified bidders. Only prequalified contractors will receive an Invitation for Bids (IFB) and will be allowed to purchase Tender Documents.
The Procuring entity is preparing the Invitation for Bids and DBO Contract based on the FIDIC General Conditions, Gold Book First Edition, 2008 with specific clauses incorporated to cover specific EIB and U.S. DoS requirements. The procuring entity is also in the process of preparing a preliminary design of the new facilities which will be shared with the prequalified bidders for information purposes.
Wadi Zarqa WWTP, based on current flow projections, is planned to be implemented in two phases: Phase 1 aims to achieve a wastewater treatment of 150,000 m3/day by 2030. Phase 2 is planned to add additional capacity of 200,000 m3/day to Phase 1, achieving a total project capacity of 350,000 m3/day by 2034-2035. The project scope, is for the Design, Build and Operate of the Phase 1 of Wadi Zarqa Wastewater Treatment Plant (WWTP) and associated facilities.
The project scope includes but is not limited to the design, permitting, supply, delivery, construction, commissioning, operation, maintenance and transfer of the Wadi Zarqa WWTP, with a Phase 1 treatment capacity of 150,000 m3/d, an approximately 1.4 MW hydropower plant, the conveyance system from the West Zarqa Pump Station (WZPS) to Wadi Zarqa WWTP including 12 km of pipeline with a diameter to be confirmed (estimated at up to 1,600 mm), as well as the expansion of the pre-treatment facility at WZPS.
Currently, the project is at the Prequalification Stage; the decision on whether to allow variants and options will be considered and discussed during the Invitation for Bids stage.
Tenders or requests to participate must be submitted to: Water Authority of Jordan (WAJ) -- Tenders and procurement Directorate, 6th Floor -- Shmeisani PO Box 5012  -- Amman 11181 -- Jordan -- for the attention of  Eng. Rua Alsoub. Applicants must submit a hard copy and soft copy (flash drive) of their application. A total of two sets shall be submitted: 1 original (1 hard and 1 soft copy) and 1 copy (1 hard and 1 soft copy). Submission must be made in accordance with the rules and procedures set in this Prequalification Document. Applications failing to follow the submission rules and procedures in this Prequalification Document may be rejected.
The opening event will take place at: Water Authority of Jordan (WAJ) -- WAJ offices, First Floor -- Shmeisani PO Box 5012  -- Amman 11181 -- Jordan


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