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How do we fit underground coal mining work boots?

Jessica A Dobson1, Diane L Riddiford-Harland1, Alison F Bell1

  • 1a Biomechanics Research Laboratory, School of Medicine, Faculty of Science, Medicine and Health , University of Wollongong , Wollongong , Australia.

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Underground coal miners

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Area of Science:

  • Occupational Health
  • Biomechanics
  • Ergonomics

Background:

  • Footwear fit is subjective and poorly quantified, impacting comfort and injury prevention.
  • Mismatches between miners' feet and boot dimensions are known but their effects on perception are unstudied.
  • Current fitting methods are inadequate for specialized mining boots.

Purpose of the Study:

  • To quantitatively assess mining work boot fit against miners' subjective ratings of fit and comfort.
  • To evaluate the relationship between boot fit and reported foot problems, lower limb, and lower back pain.
  • To develop evidence-based recommendations for fitting underground coal mining work boots.

Main Methods:

  • Quantitative assessment of boot fit dimensions.
  • Subjective surveys on perceived fit, comfort, and pain.
  • Analysis of foot problems and pain correlating with actual boot fit.
  • Study involved 197 underground coal miners.

Main Results:

  • A significant portion of miners reported discomfort despite perceiving their boots as fitting.
  • Specific fit issues at the heel, instep, and forefoot were identified as critical.
  • Correlation found between poor fit and reported foot and lower limb issues.

Conclusions:

  • Traditional length-based fitting is insufficient for mining boots.
  • A comprehensive fit assessment including heel, instep, and forefoot is necessary.
  • Improved fitting practices can enhance miner comfort and potentially reduce pain and injury.