Open invitation to tender, deadline 22/02/2021, for the construction of the collector VL 8 between Athis-Mons and Vigneux-sur-Seine. For tender documents click here, where tenders must be sent. Duration of the contract 30 months. Contact Siaap, Paris, tel +33 144754433, email marchesiaap@siaap.fr. For further on the tender, please click here. Ref. 20S0298. 02/21.