What safety measures should be taken when working in confined spaces?

When working in confined spaces, the use of approved safety belts and ensuring they are securely attached to a sturdy line is crucial for worker safety. This measure addresses the risk of falls, which is a significant hazard in such environments. Confined spaces often have limited access and egress, making the potential for accidents much more severe. By wearing a safety belt and being tied off, workers have a mechanism to prevent falls or are able to be safely rescued if necessary.

Adhering to this safety practice aligns with industry standards, which emphasize the importance of fall protection in environments where workers may be at risk of falling or becoming incapacitated. Such measures are part of a broader safety protocol that includes proper training, assessments of the space prior to entry, and continuous monitoring while work is performed.

Other options provided are not in line with safety protocols. A lack of ventilation can lead to hazardous conditions, personal protective equipment is essential for safeguarding against exposure to airborne contaminants, and working alone in confined spaces is strongly discouraged for safety and rescue reasons.