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Dropped Objects Prevention (DROPS)

How to prevent dropped objects on rigs, derricks and any work at or under height: consequence thinking, reliable securing, tool tethering, exclusion zones and dropped-object surveys. For anyone who works at height or below it.

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49m
Total time
4
Competency levels
12
Lessons

What you'll learn

  • Explain the difference between static and dynamic dropped objects and give workplace examples of each.
  • Describe how mass and drop height combine to determine the potential consequence of a drop, using the DROPS calculator zones.
  • Apply primary securing and secondary retention to tools, equipment and fixtures used at height.
  • Set up and maintain exclusion zones below overhead work and enforce no-go rules under suspended loads.
  • Conduct a dropped-object survey, record findings in a register with owners and actions, and report near-miss drops.

Curriculum

Progress through each competency level in order.

1

Awareness

  • What Is a Dropped Object?
    Knowledge
    2m
  • Mass × Height: The DROPS Consequence Logic
    Knowledge
    2m
  • Awareness Check: Dropped Object Basics
    Assessment
    7m
2

Knowledge

  • Primary Securing and Secondary Retention
    Knowledge
    2m
  • Tool Control and Housekeeping at Height
    Knowledge
    3m
  • Knowledge Check: Securing and Tool Control
    Assessment
    8m
3

Skill

  • Exclusion Zones and No-Go Under Overhead Work
    Knowledge
    2m
  • Workplace Task: Tool Control and Drop-Zone Walkdown
    Assignment
    3m
  • Skill Check: Applying DROPS Controls
    Assessment
    7m
4

Mastery

  • Dropped-Object Surveys, Registers and Near-Miss Reporting
    Knowledge
    3m
  • Workplace Task: Lead a Dropped-Object Survey
    Assignment
    3m
  • Mastery Assessment: Managing Dropped-Object Risk
    Assessment
    7m

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