Operation of a sewage plant Tender
Original: Operation of a sewage plant – Funcionamiento, mantenimiento y conservación de las estaciones depuradoras de aguas residuales de Huesca y Almudevar
Instituto Aragonés del Agua
In context
This is a contract notice published by a utility covering services. Bids are invited through an open procedure. Delivery covers Spain (Europe). It is classified under Water against the sustainability taxonomy rather than matched on keywords.
This tender procures the operation, maintenance, and upkeep of two wastewater treatment plants (sewage plants) in Huesca and Almudevar, Spain, operated by the Aragonese Water Authority. The successful bidder must be a utilities or environmental services operator with expertise in wastewater treatment plant management, regulatory compliance, and asset maintenance.
Get the official link (free account)
Create a free account to open the official notice and application link: 1 official link a month, free. Pro opens every link.
About this tender
This contract concerns the operation, maintenance, and conservation of the wastewater treatment plants (estaciones depuradoras de aguas residuales) located in Huesca and Almudevar, Spain. The procurement is classified under CPV 90481000 (Operation of a sewage plant) and is governed by Directive 2014/24/EU. The contract was awarded following an open procedure with multiple award criteria. The contract has been subsequently modified to include an exceptional repair consisting of the replacement of the biogas storage gasometer (gasómetro de almacenamiento de biogás). This modification was triggered by an unforeseen breakdown of significant cost that was not caused by negligence or carelessness on the part of the contractor, as provided for under Annex XV of the Special Administrative Conditions Clauses (PCAP), which contemplates such exceptional repairs as a grounds for contract modification. The modification does not alter the execution period of the contract. The original contract identifier is 7200000028, awarded on 24 April 2025, with the winner selected on 18 March 2025.
How bids are scored
Open procedure with multiple award criteria (varios criterios de adjudicación). Specific weightings or scoring details are not disclosed in the available notice text.
Key requirements
- ✓Operation and maintenance of wastewater treatment facilities
- ✓Conservation and upkeep of two sewage plants (Huesca and Almudevar)
- ✓Multi-criteria award selection process
- ✓Utilities/environmental services expertise required
Recent prior contract holders
- FCC Aqualia, S.A. · 2025 · $3.8MFuncionamiento, mantenimiento y conservación de las estaciones depuradoras de aguas residuales de Huesca y Almudevar
Procurement contact
The notice names a procurement contact for clarification questions.
CPV codes
Relevant sectors
About this sector
Water funding covers supply, sanitation, wastewater treatment, water efficiency, catchment management and flood risk. A large share is public procurement for infrastructure and services, alongside grants for innovation and access in underserved areas. Bidders and applicants are typically assessed on technical capacity, operating experience and community impact.
Free accounts: 1 official link a month · Pro: every link
Quick facts
Get alerts for notices like this
Create a free account and we save a search for this sector and country, so new tenders like this one arrive in your weekly email.
Get alerts, free →