Complete systems of coal stockyards for heat and power generating technology include basic coal handling processes, i.e. stacking and reclaiming, in further steps technological processing incl. Crushing, screening, milling etc., and technological transport as well. In case of large volumes of material (hundred thousand tons) the stockyards are usually built on open-air areas. Besides of making only material reserves, stockyard equipment can be used for homogenization in case of different quality of material.