Travaux de déplacements et doublements des cheminées des regards d'accès au réseau d'assainissement départemental

The Seine-Saint-Denis Department has awarded a contract to NOUVETRA for works involving the displacement and duplication of access chamber chimneys on the departmental wastewater network. The works include relocation and modification of access chambers for departmental sanitation facilities, displacement of chambers during road coordination projects, and installation of emergency access hatches. The contract, awarded on 15 July 2026 for €12,000,000, is structured as a framework agreement with a four-year duration.