Execution of works for Bajo Iregua outfall project, jacking and collectors 2026 Tender
Original: Ejecución de las obras del Proyecto 06/10 de Emisario del Bajo Iregua (La Rioja), Adenda 11/14 y Adenda 03/16. Hinca y colectores entre los pozos P14BIS y pozo 17.
Consejo de Administración de Sociedad Mercantil Estatal Aguas de las Cuencas de España, S.A. (ACUAES)
In context
This is a contract notice published by a government body covering construction and works. Bids are invited through an open procedure. Delivery covers Spain (Europe). It is classified under Water and Engineering and Infrastructure against the sustainability taxonomy rather than matched on keywords.
This tender procures construction and installation of wastewater collection infrastructure (pipe-jacking and collectors) for a regional sewerage project in La Rioja, Spain. Bidders should be specialized civil engineering and underground construction firms with experience in trenchless technology and wastewater network deployment.
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About this tender
ACUAES (Aguas de las Cuencas de España, S.A.), a state-owned company under the Spanish Ministry for the Ecological Transition and the Demographic Challenge, is tendering the execution of civil works for the Proyecto 06/10 Emisario del Bajo Iregua in La Rioja, including Adenda 11/14 and Adenda 03/16. The works cover jacking (hinca) and collector pipelines between manholes P14BIS and pozo 17. The contract is classified as works (Obras) under CPV 45232410 (sanitation works) and 45221240 (tunnel construction works). The procedure is open, with ordinary processing, and the file reference is ACE/232.01/26/OBRA/03. The tender is not co-financed with EU funds. The page does not state the contract duration, the specific deliverables beyond the works description, or any phasing.
Key requirements
- ✓Pipe-jacking (hinca) and collector installation between specified wells
- ✓Wastewater infrastructure construction under project amendments 11/14 and 03/16
- ✓Compliance with Spanish public works procurement and environmental standards
- ✓Experience with underground trenchless construction technology
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.
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