Introduction:

The best management of work safety and health is the practice of prevention; its efficiency is based in specialized knowledge for the assessment of risks and the search of good solutions. Therefore, the success depends on the comprehension of the knowledge intensity that this task requires.

Objective:

Analyze the intensity of the knowledge work that demands the management of safety and health in the functions of a company.

Methods:

The study was carried out in the National Company of Analysis and Technical Services during the period when it was performed the research for the accreditation of their Occupational health and safety management system by the NC ISO 45001. It was assessed the intensity of knowledge work from the division of the work in tasks, which were assessed according to the dimensions: required calification, autonomy, innovation, intensity of information, interdependencies and variability of the situations. It was calculated the overall intensity, the contribution of each task and of each dimension.

Results:

The most demanding dimension was the intensity of information, because of the technological aspects as well as due to the medical and legal aspects. The tasks with most demand of knowledge intensity were: the identification of dangers and assessment of risks, the training of workers, and the one related with the conduction and analysis of medical checkings.

Conclusions:

The effectiveness of health and safety’s management in companies requires informatics supports that actually respond to their needs, and interdisciplinary systematic exchanges among engineers, psychologists and physicians devoted to occupational health and security.

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