Setting Up the Rig Floor and Mast or Derrick
Potential Hazards
- falling or tripping during rigging up
- falling from rig floor
- being struck by swinging equipment
Many hazards exist on the rig floor and mast.
- being struck by falling tools
- being crushed or struck by equipment due to failure or overloading of hoisting equipment
- getting entangled in lines during raising of the derrick or mast
- failure to properly install derrick emergency escape device
Possible Solutions
- Install, inspect, and secure stairs and handrails.
- Do not use guardrails for anchor points or for lifting or supporting loads.
- Use fall protection when installing or removing guardrails.
- Use a tag line to guide equipment, rather than positioning yourself under suspended loads.
- Check the derrick for unsecured tools before raising it.
- Allow only the operator raising the mast to be on the rig floor.
- Uncoil all lines so that they are clear of all workers when the mast or derrick is raised.
- Attach safety lines to all tools hanging from the rig.
- Keep a safe distance from moving equipment.
- Install derrick emergency escape device properly in accordance with manufacturer’s recommendations.
Knowledge Check Choose the best answer for the question.
2-5. What should you do when guiding hoisted loads?
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