After the war, the condition of the rolling stock and railway connections was terrible, challenges appeared every new day. The repatriates had to get to the regained territories. The country's industrialization plan required coal to be transported. The workers of the Poznań Cegielski Plant took up the challenge of constructing a steam engine. Firstly, the Pt47 steam engine is just a drawing in the drafting room. In the factory area, elements of the locomotive are manufactured. Then, a visit to the boiler room and the forge. The locomotive production process is shortened to... 3 days! It is the trains that connect various construction sites being underway in the capital and the most distant cities of Poland: Gdańsk, Szczecin, Wrocław, Katowice. The process of transport reconstruction is absolutely vital for the reconstruction of the country.