19. 4 Lines are being constructed: Dubai International Airport to Jebel Ali Airport, along Al Khail Road 2012 49.0 Purple Line Dubai International Airport to Jebel Ali Airport, along Emirates Road 2011 47.0 Blue Line Al Qusais to Al Jedaff 2010 22.5 Green Line Rashidiya to Jabel Ali 2009 52.0 Red Line Route Completion Length (km) Line