France – District-heating mains construction work – Marchés de travaux TC1 pour l'extension du réseau de chaleur exploité par Dijon Energies sur Dijon métropole

Consultation for the supply and installation of several sections of the urban heating network planned for Dijon Métropole for the urban heating network operated by Dijon Energies. The services will include the design studies of the networks (execution studies, flexibility calculation notes, etc.), the excavation of trenches, the supply of the constituent elements of the network in pre-insulated pipes (including associated equipment), the laying and welding operations of these elements, the sleeving, the tests, the backfilling of the trenches, the special passages for the laying of the network and the final repairs. The consultation will consist of a Firm Lot comprising a feeder section of an estimated length of 3.2 km from DN400 to DN250 and 2 Conditional Lots: approximately 150 ml in DN50 and approximately 80 ml in DN65. The works must be carried out between January 2027 and October 2027.