The cooperative aims to renovate and organize, coordinate and execute the structural and regular maintenance of the wastewater pipes marked in brown on the 1:500 situation plan "Wastewater Cooperative Durnacheli / Ahornweg, Sewerage Perimeter", which are located in the red outlined perimeter area. Regular maintenance includes the periodic flushing of the pipeline sections. It complies with the provisions of the Sewerage Regulations of the Municipality of Giswil regarding the type of wastewater and the construction and operating regulations in accordance with Articles 17-33 of the Sewerage Regulations, and at the end of its catchment area, it feeds the wastewater into the municipal wastewater pipe of Giswil with its consent for the purpose of cleaning the polluted water. After its establishment, it intends to renovate the existing wastewater pipes in accordance with the regulations.