The project includes the construction of the new connecting road of the Great Patras Bypass to the National Road EO PatrasTripoli in the Lambreika area, the configuration of two level roundabouts and a spiral traffic ring turbo roundabout at the beginning and the end of the new road Also, the restoration of existing and the opening of new local roads where required due to the works of the new artery as well as the road works in conjunction with the EO 111 PatrasTripoli section to Patras and its old alignment.