Cathodic Protection Survey Procedures

Contents:Rectifier inspections and troubleshootingStructure-to-electrolyte (pipe-to-soil) potential measurementsDirect current measurementDiagnostic testing (troubleshooting cathodic protection systems)Adjustive surveysCommissioning of cathodic protection systemsClose interval potential surveysDC stray current testingElectrical isolation testsRoad casing isolation testingAC hazardous voltages on pipelinesandSoil resistivity measurementsEach of these test procedures were prepared as modules that can be used independent of each other.