The road begins in Central Paris at the Porte Doree and a junction with the RN 6 a separate branch starts in the Bois Vincennes with a junction with the RN 34 before heading south through the park and meeting the other branch the Avenue de Gravelle. The road follows the southern edge of the park. It crosses the A4 autoroute and continues east as the Avenue des Canadiens and then crossing the River Marne. It passes through the suburbs of Joinville-le-Pont and Champigny-sur-Marne. It then passes through Chennevières-sur-Marne and an industrial area before reaching open countryside and the northern edge of the "Forêt de Notre-Dame".