Object: Electronic Auction - The Object Of The Bidding Is The Provision Of Cleaning, Unblocking And Conservation Services For The Sewage Network And Boxes, As Well As Cleaning And Disinfection Of The Water Reservoirs And Cisterns Of The Blood Center Coordinator Of Fortaleza And Almoxarifado Central And Regional Blood Centers Of Sobral, Crato, Iguatu And Hemonúcleo De Juazeiro Do Norte, Under The Conditions Established In This Notice And Its Annexes.