France, June 6 -- VINCI Autoroutes has opened in Toulon the new A57 motorway following its widening into a dual three-lane carriageway. This large-scale project, worth €300 million and entirely financed by VINCI Autoroutes under Escota's concession contract, has radically upgraded this motorway in southern France, which carries an average of 110,000 vehicles a day. The development has freed up traffic and considerably improved safety, while encouraging the use of public transport and multimodal travel by providing alternatives to solo driving. Revamping this 7 km urban motorway section through Toulon, La Valette-du-Var and La Garde entailed significant challenges for VINCI Autoroutes, which included adding a lane in each direction, re...