Locomotive 40 1019 of the Bulgarian private rail operator BZK at the station of Pirdop. By the end of 2006 BZK took over 2 pairs of freight trains of the Cumerio copper plant in Pirdop. This train consists of 12 empty 6-axle heavy-load cars bound for the port of Burgas where they are loaded with copper. 10 December 2006 Photo by Miroslav Georgiev (miroslav_sg@all.bg)