[Evolution of work duties in manufacturing activities]

Area of Science:

• Occupational Health and Safety
• Ergonomics
• Industrial Engineering

Background:

• Workplace investments in facilities and equipment influence job duties.
• Understanding the relationship between job tasks and health risks is crucial for worker well-being.
• Industry-wide agreements and cost accounting impact organizational changes.

Purpose of the Study:

• To analyze the evolution of job duties in relation to investments in technology and organization.
• To investigate the qualitative and quantitative relationship between job duties and the risk of cumulative trauma disorders.
• To provide examples of investments in automation and organization for improved workplace design.

Main Methods:

• Qualitative and quantitative analysis of the relationship between job duties and cumulative trauma disorder risk.
• Evaluation of labor time allotment, rest factors, fatigue, and work variability.
• Assessment of investments in automation, organization, and plant layout.

Main Results:

• Investments in automation and organizational changes impact job duties and potentially reduce risks.
• Analysis of labor cycle components (active/waiting time, breaks, fatigue) reveals risk factors.
• Work item variability and repetitive tasks are key considerations in assessing risk.

Conclusions:

• Strategic investments in automation and organizational redesign can mitigate cumulative trauma disorder risks.
• A comprehensive approach considering labor time, fatigue, and task variability is essential for workplace safety.
• The study provides practical examples for implementing effective workplace improvements.