France – Pipelaying construction work – Renouvellement d'une ligne de chauffage urbain DN400 double enveloppe acier avec mise au vide.

The contract involves renewing the supply pipe for the urban heating network in the Metz Est sector. This DN400 link is operated between 95°C and 160°C under a pressure of 25 bar. This renewal will include the complete replacement of 3 sections of 500m, 800m and 450m respectively. The replacement of the last 2 sections mentioned will be the subject of conditional sections. The service will include, in particular: studies, excavation, removal and disposal of the existing, supply of pipes, tests and commissioning. The site will be half on the road and half in green space. The replacement will take place between May and October 2027 and 2028. 3 sections: - Firm section: Replacement of section A4 500m - Optional section: Replacement of section A2 500m - Optional section: Replacement of section A3 800m. A civil engineering group, pipe supplier (accredited by the Client) and installer (laying, welding, sleeving) is expected.