This is an example of "a time and motion study."
Time-and-motion study, in the assessment of industrial execution, examination of the time spent in experiencing the distinctive movements of work or arrangement of employments. Time-and-motion studies were first organized in workplaces and production lines in the United States in the mid twentieth century. These investigations came to be received on a wide scale as a methods for enhancing the techniques for work by subdividing the diverse tasks of an occupation into quantifiable components. Such investigations were, thus, utilized as helps to institutionalization of work and in checking the proficiency of individuals and hardware and the method of their blend.