More than 20 km of pipes carry drinking water from Sineu to Montuïri, Lloret, Costitx and Algaida

SineuThe Mancomunitat Pla de Mallorca has taken a key step to address the historical problems of water availability and quality in the region. The regional entity has promoted the tender for the contract for the drafting of the executive project that will allow the interconnection of the high-level water supply networks of the municipalities of Sineu, Montuïri, Lloret de Vistalegre, Costitx, and Algaida.

The initiative is part of the Pacte per l'Aigua 2025 (Water Pact 2025) program and has a grant of 320,999.50 euros awarded by the Consell de Mallorca. The base tender budget has been set at 320,998.49 euros (VAT included) through an open procedure subject to harmonized regulation. The criteria for the award will value the technical quality of the proposals at 60% and the economic offer at 40%.

Security

This strategic project has as its main objective to establish an interconnected supply system that increases the security of supply, facilitates the shared management of water resources, and guarantees a better response capacity in episodes of drought or breakdowns in municipal networks.

According to the project's technical documentation, the drafting works will cover different phases and sections of intervention:

• Phase I: Includes the construction of a new header tank in Sineu (elevation 100 m) and the interventions of section A-B (Header tank – Connection B, of 2,286 meters), the branch towards Sineu (section B-C, of 2,113 meters) and the branch towards Montuïri (section B-D, of 6,881 meters).
• Phase II: Includes the branch to Lloret de Vistalegre (section B-E, of 4,032 meters) and the branch to Costitx (section E-F, of 4,785 meters up to the 149 m elevation).
• Phase IV (partial): Provides for the branch line from Lloret de Vistalegre towards Pina and Algaida (elevation 180 m).

In addition to hydraulic conduits and connections, the studies must define the pumping stations, regulation and telecontrol systems, as well as the corresponding environmental assessments.

Calendar

The tender specifications set June 15, 2027, as the deadline for the delivery of the final executive project, while the total completion of the assistance work is scheduled for June 30, 2027. Once this documentary phase is completed, the administrations will have the necessary technical basis to tender and execute the physical interconnection works.

Companies and professionals interested in file 831/2026 can consult the specifications and submit their options electronically through the Public Sector Contracting Platform.