The Services Concern The Carrying Out Of Iqoa Evaluation Visits Of Retaining Walls And Bridges Of Lists I And Ii In Accordance With The Technical Instruction For The Supervision Of Structures (Itseoa), Established By The Circular Of February 16, 2011. The Services Will Be Carried Out On The Entire National Road Network Of The Dir Méditerranée In The Departments Of Bouches Du R