Risk analysis of collision of dynamically positioned support vessels with offshore installations

Contents

• Introduction
• Methodology
• Selecting credible failures
• Causes of credible failures
• Drift off, drive off and large excursion
• Estimated collision frequency
• Determination of vessel impact energy
• Conclusions
• Appendix 1 – Tables 1 to 15 – DP collision incident summary sheets
• Appendix 2 – Complete list of causes of DP position Loss
• Appendix 3 – Tables 16 to 30 – frequency of drift off and drive off