The designed sewage treatment plant in Korczyn includes the construction of biological reactors, a technological building, transformer stations, sewage pumping plants and accompanying infrastructure, as well as the construction of sanitary sewage system for the city. Korczyn, Aachen The route of sewage networks has been adapted to the field conditions and needs of interested parties in such a way that it is possible to connect all buildings now and in the future. Main manifolds designed with PVC pipes from 200 to 315, lateral collectors with PVC 0-160 pipes, The aim of the project is to enable the use of an improved municipal waste water treatment system in the Korczyn agglomeration(I-d agglomeration PLSW 505, I_d sewage treatment plant 5050 included in the Master Plan under item. 1549. Project in accordance with the objectives for priority axis 4 ROP WŚ Action 4.3, raccoon to action 4.3, rules of the competition. The scope of the task includes the construction of: waste water treatment plants with a capacity of 1000 m³/d units 1, the number of additional persons using improved treatment of 1005RLM, the volume of waste water cargo undergoing improved treatment of 3600 RLM, sewage systems with a length of 11.03 km- waste water pumping plant, 3. The project does not address issues related to disability, the number of projects which financed the costs of rational improvement for people with disabilities, the increase in employment in supported enterprises, the number of persons covered by training, the increase in employment in supported entities, the number of maintained jobs are zero.