RAPh’s Scale: a Scale for Measuring Individual’s Effort and Exertion during Physical Work

Abstract

This paper presented a scale for measuring individual’s effort, exertion and fatigue during physical work and suitable for industrial applications. This scale is a subjective physical measurement tool. It can be performed through self-administered or through interviews (by an assessor or a researcher). Similar to other work intensity and physical exertion subjective rating tools, the main purpose of the RAPh’s Scale is to serve as an assessment tool to measure activity intensity level which can contribute to the development of musculoskeletal disorders. Structure and instruction on usage of RAPh’s Scale are presented. Example of case study using RAPh’s Scale among maintenance workers at bus service company are included in this study.