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    • Introduction 

    • Glossary 

    • Principles of Isolation 

    • Flowline/Manifold/Tree and Wellhead Systems 

    • Subsea Control and Umbilical Systems 

    • Isolation Flowchart and Isolations Summary Table 

    • Typical System Drawings 

    • References

    Date: Reason: Revision:
    Date:March 2025 Reason:Page 2, reference links & bookmarking updated; no change to technical content Revision:Rev. 0.1
    Date:October 2009 Reason:Initial publication Revision:Rev.
    Date: Reason: Revision:Rev.
  • Date: Reason: Revision:
    Date:March 2025 Reason:Links updated Revision:Rev. 0.3
    Date:March 2024 Reason:Update of page 2, document categorisation, and layout; no change to technical content Revision:Rev. 0.2
    Date:March 2022 Reason:Minor edit to Section 3.5 Revision:Rev. 0.1
    Date:May 2019 Reason:Initial publication Revision:Rev.

  • Summary of the 18th Intersessional Working Group on the Reduction of Greenhouse Gases from Ships (ISWG_GHG 18)

    As IMO moves to finalise the legal requirements in a new Chapter (Chapter 5) of MARPOL Annex VI entitled ‘Regulations on the IMO net-zero framework’ required to implement the revised GHG Strategy, several meetings are scheduled this year (see timeline below), the first of which being the 18th session of the Intersessional Working Group on Green House Gases (ISWG-GHG 18) which is summarised in this Information Note.

    February 2025


    Information Note

    Other

    • Background

    • IMCA’s Position on DDCs

    • Application

    • Project Planning

    • Roles and Responsibilities

    • Third Party Hyperbaric Facilities

    • Familiarisation, Drills and Exercises

    • DDC: Technical Specifications

    • Medical Support and Equipment

    • Next of Kin, Family, and Media Liaison in the Event of an Incident

    • Annex 1 – Example of a Generic DDC Checklist

    Date: Reason: Revision:
    Date:February 2025 Reason:Initial publication Revision:Rev.

    • Glossary of Terms

    • Abbreviations

    • Executive Summary

    • Background

    • Underwater noise regulatory developments

    • Impact of Underwater Noise

    • Sources of Anthropogenic Noise in the Marine Environment

    • Noise Management and Mitigation

    • Conclusion

    • References

    Date: Reason: Revision:
    Date:February 2025 Reason:Initial publication Revision:Rev.
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