Transit Maps for Cairo Metro Line 3 The transit maps for the 3rd Cairo Metro Line are part of the Rebranding Project for Green Line 3, newly operated by RATP Dev Mobility Cairo (RDMC).TfC designed six different maps, such as the Metro Network map, the Ticket guide maps, the Station Neighborhood maps etc. Download English Version of the Maps تحميل النسخة العربية للخرائط