The Department of Drinking Water and Sewerage, in order to benefit from the water resources in our country in economic terms, is responsible for the purpose of supplying drinking, utility and industrial water of large settlements, apart from the duties given to the General Directorate of State Hydraulic Works by Laws No. 6200 and 1053, apart from the planning and development of water resources. to make or have master plan, planning and final project works done, to make construction tenders for the works within the scope of these subjects, to continue the follow-up and inspection of the construction until the last stage of the final calculation phase, to inspect similar project and construction activities carried out by the regions, to monitor the quality of water resources, to control pollution and in order to take the necessary measures in this regard, Şahinler İnşaat provides this service.