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Related Experiment Videos

Horizontal fall arrest systems: rigid systems vs. flexible line systems.

David Lough1

  • 1Gravitec Systems Inc, Bainbridge Island, Wash, USA.

Occupational Health & Safety (Waco, Tex.)
|October 23, 2004
PubMed
Summary

Choosing between flexible and rigid fall arrest systems requires balancing cost and effectiveness. Rigid systems offer superior fall protection by minimizing fall distance, while flexible systems are generally more affordable.

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Back to the basics.

Occupational health & safety (Waco, Tex.)·2013
See all related articles

Area of Science:

  • Occupational Safety and Health
  • Engineering

Background:

  • Various flexible and rigid fall arrest systems exist, including permanent and temporary options.
  • Purchasing decisions often involve selecting a single system type for all situations to simplify training and reduce costs.

Purpose of the Study:

  • To provide an outline of essential considerations for selecting appropriate horizontal fall arrest systems.
  • To compare the effectiveness and cost-efficiency of different fall arrest system types.

Main Methods:

  • Review of available flexible and rigid fall arrest systems.
  • Analysis of system performance in relation to fall distance and energy absorption.
  • Cost-benefit analysis of different system types.

Main Results:

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  • Rigid systems generally reduce fall distance compared to flexible systems due to elimination of sag and energy absorber deployment.
  • Flexible fall arrest systems are typically the most cost-effective option.
  • A single system type may not be suitable for all hazard areas and tasks.

Conclusions:

  • Safety professionals must weigh the cost against the effectiveness of fall arrest systems to prevent worker injuries.
  • The choice of system should consider the specific hazard areas and tasks involved.
  • Minimizing fall distance is a key factor in reducing the severity of fall-related incidents.