Negotiated with prior publication of a call for competition, deadline 09/12/2024, for project management and assistance to the contracting authority about operations to install air flow control and to renovate the ventilation system in the Saint-Germain tunnel (1855 m) on the A14 motorway. Click here for tender documents and where tenders must be sent. The duration of the contract is 48 months. Value of the contract is EUR 800,000, excluding VAT. Contact Societe SAPN, Issy les moulineaux, tel +33 (0)141905900, email consultations.sanefgroupe@sanef.com. Visit https://ted.europa.eu/en/notice/-/detail/687335-2024. Ref.n. P2024007498. 46/24.