France – Engineering services – Prestations relatives à l’étude d’actions de modernisation en faveur de la faune sur le réseau RRN de Bourgogne - Franche-Comté

In the context of the modernisation of the national road network (RRN), works may be considered individually or as part of a broader road section restoration programme, which may include the creation of wildlife crossing devices, the environmental requalification of existing structures and other works in favour of