It is the construction of a new reservoir for accumulation of rainwater for their subsequent use. The proposed circular concrete type tank with dimensions of the outer diameter of 5 400 and the outer height of 3350 mm with two inlet holes will be placed on the site of Work No. 2612/89. The tank will be connected to the external rainwaters, at the inflow into the tank a settlement shaft will be installed on the pipes and from the tank will lead a drain pipe that will connect to the existing sewerage. The total volume of retarded water is 41 m³.