Risk-Based InspectionMethodology APIRECOMMENDEDPRACTICE581 THIRDEDITION APRIL2016 ADDENDUM1 APRIL2019 ADDENDUM2 OCTOBER2020 American Petroleum Institute
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PART1 INTRODUCTIONTORISK-BASEDINSPECTIONMETHODOLOGY o | Date: Wed Oct 14 15:18:26 2020 IP address: 142.150.190.39
CONTENTS SCOPE. 1 1.1 Purpose .. 1 1.2 Introduction.... 1.3 Risk Management.. Organization and Use.... 1 1.4 2 1.5 Tables. 2 2 REFERENCES. 2.1 Normative. Informative.. 2.2 3 TERMS DEFINITIONS ACRONYMS AND ABBREVIATIONS. 3 3.1 Terms and Definitions... 3 3.2 Acronyms and Abbreviations. ..11 4 BASICCONCEPTS. 16 4.1 Probability of Failure (POF).. 16 4.1.1 Overview... 16 4.1.2 Two-parameter Weibull Distribution Method GFF Method.. 16 4.1.3 17 4.2 Consequence of Failure (COF).. 17 4.2.1 Overview. 17 4.2.2 Level 1 COF 18 4.2.3 Level 2 COF. 19 4.3 Risk Analysis 20 4.3.1 Determination of Risk. Risk Ploing 20 4.3.2.3 Iso-Risk Plot Example. 4.3.2 21 21 4.3.3 General Comments Concerning RiskPlotting 22 4.4 Inspection Planning Based on Risk Analysis 22 4.4.1 Overview... 22 4.4.2 Targets.... 23 4.4.3 Inspection Effectiveness-The Value of Inspection. 24 4.4.4 Inspection Planning. 24 4.5 Nomenclature.. 24 4.6 Tables.... 26 4.7 Figures. 27 Acesed by act: Univesity of Toroo IDute: Wed Oet 14 15:18:26 2020 |IP address: 142.150.190.39