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ASME B31.8S - 2022 - Managing System Integrity of Gas Pipelines, 2022
- CONTENTS
- FOREWORD
- ASME B31 COMMITTEE ROSTER
- CORRESPONDENCE WITH THE B31 COMMITTEE
- ASME B31.8S-2022 SUMMARY OF CHANGES
- 1 INTRODUCTION [Go to Page]
- 1.1 Scope
- 1.2 Purpose and Objectives
- 1.3 Integrity Management Principles
- 1.4 Units of Measure
- 2 INTEGRITY MANAGEMENT PROGRAM OVERVIEW [Go to Page]
- 2.1 General
- 2.2 Integrity Threat Classification
- 2.3 The Integrity Management Process
- 2.4 Integrity Management Program
- 3 CONSEQUENCES [Go to Page]
- 3.1 General
- 3.2 Potential Impact Area
- 3.3 Consequence Factors to Consider
- 4 GATHERING, REVIEWING, AND INTEGRATING DATA [Go to Page]
- 4.1 General
- 4.2 Data Requirements
- 4.3 Data Sources
- 4.4 Data Collection, Review, and Analysis
- 4.5 Data Integration [Go to Page]
- Table 4.3-1 Typical Data Sources for Pipeline Integrity Program
- 5 RISK ASSESSMENT [Go to Page]
- 5.1 Introduction
- 5.2 Definition
- 5.3 Risk Assessment Objectives
- 5.4 Developing a Risk Assessment Approach
- 5.5 Risk Assessment Approaches
- 5.6 Risk Analysis
- 5.7 Characteristics of an Effective Risk Assessment Approach
- 5.8 Risk Estimates Using Assessment Methods
- 5.9 Data Collection for Risk Assessment
- 5.10 Prioritization for Prescriptive-Based and Performance-Based Integrity Management Programs
- 5.11 Integrity Assessment and Mitigation
- 5.12 Validation
- 6 INTEGRITY ASSESSMENT [Go to Page]
- 6.1 General
- 6.2 Pipeline In-Line Inspection
- 6.3 Pressure Testing
- 6.4 Direct Assessment
- 6.5 Other Integrity Assessment Methodologies
- 7 RESPONSES TO INTEGRITY ASSESSMENTS AND MITIGATION (REPAIR AND PREVENTION) [Go to Page]
- 7.1 General
- 7.2 Responses to Pipeline In-Line Inspections
- 7.3 Responses to Pressure Testing
- 7.4 Responses to Direct Assessment Inspections
- 7.5 Timing for Scheduled Responses
- 7.6 Repair Methods
- 7.7 Prevention Strategy/Methods
- 7.8 Prevention Options
- 8 INTEGRITY MANAGEMENT PLAN [Go to Page]
- 8.1 General
- 8.2 Updating the Plan
- 8.3 Plan Framework
- 9 PERFORMANCE PLAN [Go to Page]
- 9.1 Introduction
- 9.2 Performance Measures Characteristics
- 9.3 Performance Measurement Methodology
- 9.4 Performance Measurement: Intrasystem
- 9.5 Performance Measurement: Industry Based
- 9.6 Performance Improvement
- 10 COMMUNICATIONS PLAN
- 11 MANAGEMENT OF CHANGE PLAN
- 12 QUALITY CONTROL PLAN [Go to Page]
- 12.1 General
- 12.2 Quality Management Control
- 13 TERMS, DEFINITIONS, AND ACRONYMS
- 14 REFERENCES AND STANDARDS
- Figures [Go to Page]
- Figure 2.1-1 Integrity Management Program Elements
- Figure 2.1-2 Integrity Management Plan Process Flow Diagram
- Figure 3.2.4-1 Potential Impact Area
- Figure 7.2.1-1 Timing for Scheduled Responses: Time-Dependent Threats, Prescriptive Integrity Management Plan
- Figure 13-1 Hierarchy of Terminology for Integrity Assessment
- Figure A-2.1-1 Integrity Management Plan, External Corrosion Threat (Simplified Process: Prescriptive)
- Figure A-3.1-1 Integrity Management Plan, Internal Corrosion Threat (Simplified Process: Prescriptive)
- Figure A-5.1-1 Integrity Management Plan, Manufacturing Threat (Pipe Seam and Pipe; Simplified Process: Prescriptive)
- Figure A-6.1-1 Integrity Management Plan, Construction Threat (Pipe Girth Weld, Fabrication Weld, Wrinkle Bend or Buckle, Stripped Threads/Broken Pipe/Coupling; Simplified Process: Prescriptive)
- Figure A-7.1-1 Integrity Management Plan, Equipment Threat (Gasket and O-Ring, Control/Relief, Seal/Pump Packing; Simplified Process: Prescriptive)
- Figure A-8.1-1 Integrity Management Plan, Third-Party Damage Threat [Third-Party Inflicted Damage (Immediate), Vandalism, Previously Damaged Pipe; Simplified Process: Prescriptive]
- Figure A-9.1-1 Integrity Management Plan, Incorrect Operations Threat (Simplified Process: Prescriptive)
- Figure A-10.1-1 Integrity Management Plan, Weather-Related and Outside-Force Threat (Earth Movement, Heavy Rains or Floods, Cold Weather, Lightning; Simplified Process: Prescriptive)
- Tables [Go to Page]
- Table 4.2.1-1 Data Elements for Prescriptive Pipeline Integrity Program
- Table 5.6.1-1 Integrity Assessment Intervals: Time-Dependent Threats, Internal and External Corrosion, Prescriptive Integrity Management Plan
- Table 6.2-1 Applicability of ILI Technologies
- Table 7.1-1 Acceptable Threat Prevention and Repair Methods
- Table 8.3.4-1 Example of Integrity Management Plan for Hypothetical Pipeline Segment (Segment Data: Line 1, Segment 3)
- Table 8.3.4-2 Example of Integrity Management Plan for Hypothetical Pipeline Segment(Integrity Assessment Plan: Line 1, Segment 3)
- Table 8.3.4-3 Example of Integrity ManagementPlan for Hypothetical Pipeline Segment(Mitigation Plan: Line 1, Segment 3)
- Table 9.2.3-1 Performance Measures
- Table 9.4-1 Performance Metrics
- Table 9.4-2 Overall Performance Measures
- Table A-4.4-1 SCC Crack Severity Criteria
- Table A-4.4.1-1 Actions Following Discovery of SCC During Excavation
- NONMANDATORY APPENDIX A THREAT PROCESS CHARTS AND PRESCRIPTIVE INTEGRITY MANAGEMENT PLANS [Go to Page]
- A-1 INTRODUCTION
- A-2 EXTERNAL CORROSION THREAT
- A-3 INTERNAL CORROSION THREAT
- A-4 STRESS CORROSION CRACKING THREAT
- A-5 MANUFACTURING THREAT (PIPE SEAM AND PIPE)
- A-6 CONSTRUCTION THREAT (PIPE GIRTH WELD, FABRICATION WELD, WRINKLE BEND OR BUCKLE, STRIPPED THREADS/BROKEN PIPE/COUPLING)
- A-7 EQUIPMENT THREAT (GASKETS AND O-RINGS, CONTROL/RELIEF, SEAL/PUMP PACKING)
- A-8 THIRD-PARTY DAMAGE THREAT [THIRD-PARTY INFLICTED DAMAGE (IMMEDIATE), VANDALISM, PREVIOUSLY DAMAGED PIPE]
- A-9 INCORRECT OPERATIONS THREAT
- A-10 WEATHER-RELATED AND OUTSIDE-FORCE THREAT (EARTH MOVEMENT, HEAVY RAINS OR FLOODS, COLD WEATHER, LIGHTNING)
- NONMANDATORY APPENDIX B DIRECT ASSESSMENT PROCESS [Go to Page]
- B-1 GENERAL
- B-2 EXTERNAL CORROSION DIRECT ASSESSMENT
- B-3 INTERNAL CORROSION DIRECT ASSESSMENT [Go to Page]
