Bids Are Invited For Hiring A Company Specialized In The Semi-Integrated Execution Regime For The Elaboration Of The Executive Engineering Project And Urban Drainage Works On Avenida Presidente Sarmento (Av. 04)-Rosemary Neighborhood-Natal/Rn, Including:  Preparation Of Executive Engineering Project, Containing All The Necessary Elements: Plants, Cuts, Descriptive Memorials, Calculation Memorials, Physical-Financial Specifications, Attack Specifications And Plan Risk Management. Urban Drainage Works, According To The Executive Project Prepared And Approved By The Administration.