Guidance on open parachute type underwater air lift bags

  • Recommended Practice
  • Revision 5.1 - November 2023

This document provides comprehensive guidance on the safe use of open parachute type underwater air lift bags, including their operational use, safety precautions, maintenance, and testing.

Contents

  • Introduction

  • Abbreviations and Definitions

  • Selection of Equipment

  • Operational Guidance for the Safe Use of Lift Bags

  • Guidance for Planning and Engineering

  • Maintenance, Initial and Periodic Examination, Testing and Certification

  • References


Revision

  • Rev. 5.1 - November 2023
    QA check, document map added, no change to content
  • Rev. 5 - January 2022
    Five-year review, revisions to layout and drawings
  • Rev. 4 - July 2016
    Major revisions to diagrams and to those sections dealing with the use of inverter lines and hold-back rigging
  • Rev. 3 - June 2007
    To provide examples of different types of lift
  • Rev. 2 - May 2003
    Revised in light of further experience gained in the use of underwater air lift bags
  • Rev. 1 - January 1999
    IMCA review (AODC 063 superseded)