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IISE Trans Occup Ergon Hum Factors. 2020 Oct-Dec;8(4):209-214. doi: 10.1080/24725838.2021.1925998. Epub 2021 Jun 16.

Differences in Friction Performance between New and Worn Shoes.

IISE transactions on occupational ergonomics and human factors

Austin Cook, Sarah Hemler, Vani Sundaram, Arnab Chanda, Kurt Beschorner

Affiliations

  1. Human Movement and Balance Lab, University of Pittsburgh, Pittsburgh, PA, USA.
  2. Department of Bioengineering, University of Pittsburgh, Pittsburgh, PA, USA.
  3. Department of Mechanical Engineering, University of Colorado Boulder, Boulder, CO, USA.
  4. Biomedical Engineering, IIT Delhi, New Delhi, India.

PMID: 33955322 DOI: 10.1080/24725838.2021.1925998

Abstract

Occupational ApplicationsSlips and falls are among the most common reason for non-fatal work accidents. Preventing slips in the workplace can be achieved by ensuring sufficient friction between the shoe and floor. As shoes are worn down, there is a decrease in the coefficient of friction, which increases the risk of injury from a slip and fall for the wearer. We found that shoes worn in the workplace commonly had friction performance that is about 25% lower than their new condition and that this effect was largest for shoes with the highest initial friction performance. These results inform the magnitude of improvement in friction performance that can be achieved through footwear replacement programs.

Keywords: Slip and fall accidents; coefficient of friction; footwear; slip-resistant

Publication Types

Grant support