GUIDE FOR
DROPPED OBJECT PREVENTION ON OFFSHORE UNITS
AND INSTALLATIONS
CONTENTS
CHAPTER 1 Scope and Conditions of Classification............................................ 1
Section 1 Classification......................................................................2
Section 2 Classification Symbols and Notations................................3
Section 3 Rules for Classification...................................................... 4
Section 4 Plans and Data to be Submitted for Review...................... 5
Section 5 Alternatives........................................................................ 6
Section 6 Acronyms, Abbreviations, Definitions, and References.....7
CHAPTER 2 Onboard Dropped Object Prevention Program.................................9
Section 1 General............................................................................ 12
Section 2 Roles and Responsibilities...............................................17
Section 3 Risk Assessments for Dropped Object Hazards..............19
Section 4 Implementation of Dropped Object Prevention
Program........................................................................... 26
Section 5 Continual Improvement....................................................34
Appendix 1 Examples of DROP Program Roles and
Responsibilities................................................................37
Appendix 2 Sample Zoning Area........................................................ 40
Appendix 3 Recommended Practices for Working at Height..............45
Appendix 4 Audit of a DROP Program............................................... 49
CHAPTER 3 Equipment Design for Dropped Object Prevention for DOPP+
Classification......................................................................................51
Section 1 Introduction...................................................................... 53
Section 2 Risk Assessment for Dropped Objects Hazard for
Equipment Design, Installation, and Maintenance...........54
Section 3 Equipment Design........................................................... 59
Section 4 Equipment Installation and Maintenance.........................65
CHAPTER 4 Surveys............................................................................................... 70
Section 1 Surveys During Manufacture and Installation.................. 71
Section 2 Surveys After Construction and Maintenance of Class... 75
Appendix 1 Procedural Requirements for ABS Recognized
Dropped Object Prevention Specialists........................... 79
ABS GUIDE FOR DROPPED OBJECT PREVENTION ON OFFSHORE UNITS AND INSTALLATIONS • 2017 iii