Construction of multi-functional basins for A64 Bayonne Mousserolles / Briscous

Construction of multi-functional basins: removal of temporary sanitation structures and creation of necessary access for future developments. The contract includes the construction of 12 multi-functional basins for the treatment, containment, and peak shaving of rainwater, including associated hydraulic structures (inlet and outlet structures, bypasses, manholes, drainage and ballasting devices). Also included are safety, monitoring, and operational devices for the basins, facilities to simplify their maintenance, connection to the existing collection network with the creation and adaptation of necessary networks, and the elimination of current discharges into the natural environment. Furthermore, protective fences and gates, hydraulic and environmental compensation basins, access bridges, and pipe jacking works under roads or in current sections will be realized. All works include the equipment, facilities, and connections necessary for the perfect functioning of the structures.

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