48 TRANSPORTS | MT 4821 transports maritime et fluvial | BT1 transport maritime | NT1 canal de Panamá | NT1 canal de Suez | RT voie d'eau intérieure [4821]
48 TRANSPORT | MT 4821 maritime and inland waterway transport | BT1 maritime transport | NT1 Panama Canal | NT1 Suez Canal | RT inland waterway [4821]