hydraulic and morphological restoration of the NartubySectors 2 to 7 (Draguignan and Trans-En-Provence)

hydromorphological works to increase the gauge of sectors 2 to 6 of the Nartuby (city centre of Trans en Provence up to the military barracks of Draguignan),The creation of the class C dam in the agricultural plain of Trans en Provence (sector 7),The replacement of 2 engineering structures (Pont des Incapis and Pont Carrefour),Modifications of 3 others (SNCF bridge, Pont Bonhomme, and Pont RD 1555) and the demolition of 6 structures (Pont des Incapis, Passerelle des Incapis aval, Passerelle Renoux, Seuil de la Foux, Passerelle Passerelle and Pont Carrefour),The development of roads and networks adjacent to the developments also including the work to take over the Carrefour car park in Trans en Provence (reversal of the direction of traffic of the Carrefour footbridge, The main estimated quantities of the contract are 150000 cubic metres of excavated material, 65000 cubic metres of backfill, 95000 cubic metres of final disposal, 36000 cubic metres of riprap installation, 14000 cubic metres of installation of gabions and reno mattresses or equivalent, 3100 cubic metres of reinforced concrete EOM, 33000 square meters of riverbank plant protection