Object: Electronic Auction - Hiring Of A Specialized Company, Under The Full Contract Regime, For The Supply, Assembly And Electromechanical Installation Of Two Units Of Compact Horizontal Modular Sewage Treatment Station (Stp), Consisting Of An Activated Sludge System, Comprising All Stages Of Works, Services And Installations Necessary For Its Implementation, Under Its Sole Responsibility, Until The Delivery Of The Project And Its Entry Into Operation