Which of the following is an important precaution before entering a confined space?

Before entering a confined space, it is crucial to address various safety measures to ensure the well-being of all personnel involved. One of the most important precautions is completing a hazard identification and risk assessment. This step involves evaluating the confined space for potential hazards such as toxic gases, oxygen-deficiency, or physical dangers that could endanger workers. By understanding the risks associated with the environment, appropriate measures can be taken to mitigate these hazards.

Additionally, wearing personal protective equipment (PPE) is essential because it provides a barrier against these identified hazards. Depending on the specific conditions within the confined space, PPE might include items like respirators, gloves, helmets, or suits. Proper gear enhances safety by protecting workers from contaminants and hazards that cannot be eliminated solely through the risk assessment.

The combination of conducting a thorough hazard assessment and utilizing appropriate PPE establishes a foundational approach to safety, ensuring that individuals are prepared to enter and work in confined spaces without undue risk. Having personnel outside during entry is also important for monitoring and rescue purposes, but the critical initial precautions focus mainly on the assessment of risks and the readiness of protective measures.