France – Engineering works and construction works – Sanef - Confortement d'ouvrages de traversées hydrauliques (OTH) - 2025/2026 Lot n°7 : A1 - Travaux de réhabilitation de l'ouvrage de traversée hydraulique - PR75

This tender by SANEF concerns rehabilitation of a hydraulic crossing structure (OTH) under the A1 motorway at PK 75. The work involves cleaning, lining (chemisage), and repair of associated structures. It is Lot 7 of a broader framework. The tender is an open procedure under French law, with a mandatory site visit. Only French is accepted for submissions. The estimated contract value is not disclosed.