Rehabilitation of the PR Calin pumping station in the municipality of Clisson

Summary

The tender concerns the rehabilitation of the PR Calin pumping station in the municipality of Clisson. The existing station has ageing concrete and significantly deteriorated internal equipment, and the works must include monitoring equipment to measure pumping flow. The planned overall duration is 5 months from the start order: 2 months of preparation, provisionally in January and February 2027, followed by 3 months of construction works, provisionally from March to May 2027. Offers must be submitted electronically by 19 October 2026 at 12:00. Technical quality carries 60 points, price 30 points and environmental performance 10 points. Alternative offers are not permitted.