Work methods analysis
1. Definition of Work methods analysis (WMA model)
What is work methods analysis?
Work methods analysis is used to describe manual and repetitive production jobs, such as factory or assembly-line jobs. These methods are used by industrial engineers to determine standard rates of production which are used to set pay rates.
2. Type of work methods analysis method / technique:
Work methods analysis includes time – motion study and micro-motion analysis.
In time and motion method, an industrial engineer observes and records each activity/task of a worker, then note the time it takes to perform separate elements of the job.
In micro-motion analysis method, an industrial engineer uses a movie camera to record worker activities. These films are analyzed to look for ways in accordance with tasks, to set standards relating to how long certain tasks should take.
3. Process of work methods analysis method / technique:
• Describe Tasks
• Break down into elemental actions
• Define requirements for: Frequency, duration, posture, load, force
• Determine Risks
• Revise Tasks
• Specify sequence of actions
4. Reference documents:
• Observation methods
• Methods of job analysis
Author: Davi Ngo, hrvinet.com
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