Design-and-build contract for the construction of a railway maintenance and stabling facility

Summary

The tender concerns the design and construction of a railway maintenance and stabling facility in Colombiers. It is a standard design-and-build contract with lump-sum prices and an anticipated duration of 40 months, running from contract notification until the end of the works’ defects-liability period. Electronic submission is required by 2 October 2026 at 12:00. A site visit is mandatory during the tender stage; an offer from a candidate who has not completed it will be declared irregular. Up to 3 candidates are planned to proceed to the next stage, and no specific legal form of consortium is imposed. The contract includes social and environmental performance conditions, including a mandatory social-inclusion clause. A performance retention is provided for and may be replaced by an on-demand guarantee; an advance requires an on-demand guarantee. Precise qualification and exclusion requirements must be checked in the tender documents.