The execution of the contract included the performance of construction works related to the expansion and reconstruction of the existing facilities and installations of the mechanical, biological and sludge parts of the Klimzowiec Sewage Treatment Plant, located on the border of the cities of Chorzów and Katowice. During the works, the energy supply system of the treatment plant was modernized and a new I&C system was made. The total value of the project is PLN 93 million net.