Preparation of hydraulic, hydrological, hydromorphological, environmental and land ownership studies for watercourse restoration

Summary

The tender concerns hydraulic, hydrological, hydromorphological, environmental and land ownership studies to support the restoration of watercourses in the Yonne department. The contract is divided into three lots covering the restoration studies for the Bourienne stream in Rousson, the Montgerin stream and its flood expansion area in Marsangy, and the Gaillarde stream and its flood expansion area in Saint-Clément, Saint-Denis-lès-Sens and Sens. The planned duration is 12 months, and the deadline for tenders is 28 September 2026 at 12:00. Variants are not permitted, and the award criteria are set out in the tender documents.