A Heeresfeldbahnlokomotive is the German term for a special wartime locomotive (Kriegslokomotive) for employment on military field railways (Heeresfeldbahnen), railways usually designed to transport military supplies to the front line.
(KDL = Kriegsdampflokomotive) (KML = Kriegsmotorlokomotive) German Heeresfeldbahnlokomotiven preserved in Germany after the Second World War: Many Heeresfeldbahnlokomotiven were left in Austria after the war; as a result many of these locomotives were used by Austrian railway companies.