Course Contents:
• Overview of Integrity Management Codes and Standards
• ASME B31.8S "Managing System Integrity
of Gas Pipelines"
API standard 1160 "Managing System
Integrity for Hazardous Liquid pipelines"
• DNV RP-F116 “Integrity Management Of
Submarine Pipeline Systems”
• NACE Recommended Practice 102
“Inspection of pipelines”
• Energy Institute Guidelines for the
anagement of integrity of subsea facilities
• Threat/Anomaly identification
• Manufacturing related anomalies
Lamination
Lamellar tearing
Cracking
Geometrical anomalies
Fabrication related anomalies
Cracking
Misalignment
Welding related defects
• In-service (operation) related anomalies:
Corrosion (internal, external)
Corrosion of welds
Third party damages
Cracking
High temperature damage
1. Pipeline statistics, facts and figures
• Pipeline incidents in the North Sea and Gulf
of Mexico (GOM)
• Summary of the failure modes
2. Pipeline Integrity Management (PIM) Systems
• Company and individual policy
• Management of change in operation (service)
• Operational controls
• Contingency (reserve) plans
• Reporting/Audit and review
• Information management (archiving)
3. Risk Assessment
• Benefit of Risk assessment
• Approaches in various codes
UK - IGE/TD/1 Edition 4, PSR (1996),PD8010
USA - API 1160, ASME B31.8, 49CFR
192&195, API 571/580/581
Canada - CSA Z 662-99
Australia – HB 105 (1998)
• Risk modelling
Level 1 – Qualitative Risk Ranking
Level 2 – Semi-quantitative Assessment
Level 3 – Quantitative Assessment
• Risk analysis/control
• Risk-based inspection (RBI)
• Risk Based Inspection Tools
API RBI (API)
Riskwise (TWI)
Safeti (DNV)
4. Pipeline inspection and testing
• Preparation for inspection
Inspection procedure
preparation/approval
Selection and qualification of personnel
Inspection history review
Inspection techniques
• Inspection techniques:
API Standard 1163: In Line Inspection
Systems
Key terms and definitions
Types of tools
Reporting requirements
• Performing the inspections
• Hydrostatic pressure testing
• Shut-in testing
• Gas/media testing
• Reporting
5. Pipeline Monitoring
• Internal and external monitoring systems
for oil and gas pipelines
• Flow monitoring and leak detection
• Internal/External monitoring and leak
detection for Liquid Pipelines
Internal/External monitoring and leak
detection for Gas pipelines
• Corrosion control system monitoring
• Monitoring probes
• Sonar and magnetic monitoring
technologies
• Fibre optic sensing
• Current and vibration monitoring
6. Integrity Assessments
• Overview of available procedures for
performing integrity assessments
• Gathering, reviewing and integrating data
• Overview of integrity assessment procedures to:
BS7910/DNV OS-F101 (Appendix A)
“Assessment of crack-like defects under
static and dynamic loading”
API579-1/ASME FFS-1 (Assessment of
metal loss (corrosion), Assessment of
dents/gouges
DNV RP-F101 (assessment of corroded
pipelines
ASME B31G or modified B31G
(RSTRENG)
Direct assessment according to NACE
ECDA (External Corrosion Direct
Assessment
ICDA (Internal Corrosion Direct
Assessment)
• Corrosion Modelling Tools
de-Waard
NORSOK
Freecorp (Ohio Univ.)
Cassandra (BP)
Hydrocor (SHELL)
CORPLUS (Total)
7. Mitigation, Intervention and Repair
• Mitigation planning
Key drivers
Selection of the technique
• Mitigation methods
Intervention planning
Key drivers
Selection of the technique
• Intervention techniques
• Repair planning
Key drivers
Selection of the technique
• Repair techniques
Weld metal deposition
Welded sleeves
Mechanical clamping
Coating repair
• Pipe section replacement
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