Design and construction management services for modernising four guard gates on the Petite Saône route

Summary

The procurement concerns design and construction management services for the automation and modernisation of four guard gates on the Petite Saône route, built to the Freycinet gauge. The contract includes one firm tranche and four optional tranches and is planned for up to 96 months, with a minimum overall execution period of 8 years if the tranches overlap. Variants are not permitted. The submission deadline is 28 September 2026 at 14:00, and tenders must remain valid for 180 days. The contract may be awarded to a sole bidder or a consortium; the contracting authority prefers a consortium with a jointly liable lead member.