Theory Law and legal practice safe work in confined spaces. The types of confined spaces. Guidelines for the management of safety in confined spaces. Roles and responsibilities of supervisors. Accidents and hazards of confined spaces. Personal protection equipment, safety and rescue equipment and rescue in confined spaces. Techniques to check the weather in the confined space. Assessment and planning control hazards in the confined space. Work permit system and how to work in confined spaces. The segmentation system. Locks and plate. Ventilation techniques. Practice. Practice to use the tool detection. Practice to wear safety equipment and personal protection equipment. Aid and rescue work in confined spaces correctly. Practice roles. Responsibilities of supervisors. Practice cutting a separate ventilation system. Practice assessment and control of hazards in the confined space planning role. Responsibilities of supervisors.