ChME3 diesel engines with freight train goes to Navolok station from Puksa station. The action takes place on "Zaonezhskaya Railway" - a departmental railway located in the Plesetsk District of the Arkhangelsk Region. The length of the main course of the Zaonezhskaya Railway (from Iksa Station to Yangory Station) is 101 kilometers. The railway is operated by the railway transport department located in Severoonezhsk town. There are several corrective labor colonis (prisons) along the railroad.