The Object Of The Contract Is The Execution Of The Works Included In The Project: "Renovation Of The Residual Clavegueram At Carrer Doctor Fleming Between Els Pous 0219 And 0215", In The Municipality Of La Roca Del Vallès. The Aforementioned Works Consist Of The Renovation Of The Waste Water Sewer On Calle Doctor Fleming, Between Wells 0219 And 0215, Including The Renovation Of The Private Screeds Up To The Facade Line, With The Aim Of Restoring Hydraulic Functionality And, Above All, Guaranteeing The Structural Integrity Of The Existing Infrastructure, Currently Affected By Serious Pathologies Detected By Means Of Culverts And Previous Inspections.