Sanitation system refurbishment – conservation and restoration of the Benedictine abbey in Charlieu

Summary

The tender concerns Phase 1 of conservation and restoration works at the Benedictine abbey in Charlieu. The works include creating a rainwater and wastewater collection network, restoring stone masonry and façade joints, repairing parts of the roof, restoring floors, walls and stained-glass windows, and related trades divided into six lots. The planned start is the first quarter of 2027 and the contract duration is 30 months. Offers must be submitted by 30 September 2026 at 16:00. A mandatory site visit must be completed on 22 September at either 10:00 or 14:00. Award criteria are technical quality at 60%, environmental performance at 10% and price at 30%.