The purpose was to implement the management by process in the rehabilitation project of a zone polluted by hydrocarbons. There were implemented the eight steps in the problem solution and the study method of production management. There were identified deficiencies in the performance of the process and it was evaluated as steady and incapable. It was simulated and improvement proposition, where the results showed its feasibility. It was diminished the 53.33 % of the productive cycle time and its stability was achieved. There were diminished the costs in a 10.57 %. It was contributed to the achievement of cleaner productions
