The submitted project solves the first stage of the construction of a sewerage system for the removal of sewage sewage from the Kopaná site with connection to the existing sewerage. the collector AC-20-1 (in the shaft Š539), which is terminated to the wastewater treatment plant Frenštát p/R. This is a scattered construction in a mixture of family houses on the southern outskirts of the town. Sewage water from the interest area will be drained to the common ČS1 and from there pumped into the existing gravity sewerage through the extrusion pipes. The length of the sewerage is 3529.8 m, solves pollution of 271 EO.