InspectionThe systematic process of visually examining, testing, or monitoring pipeline components to assess their condition, integrity, and compliance with regulatory re… technique that includes aboveground electrical measurements taken along the pipeline and is used to provide information on the effectiveness of the cathodic protectionA technique used to protect pipelines from corrosion. It involves applying an electric current to the metal surface to counteract the corrosive reactions and p… and coatingLiquid, liquefiable, or mastic composition that, after application to a surface, is converted into a protective adherent film. The coating serves as a barrier b… system.