What type of hazards may be present in a confined space?

The selection of potential for asphyxiation, engulfment, and hazardous atmospheres as the correct answer highlights the diverse range of hazards that can be encountered in confined spaces. Confined spaces, by definition, are areas that are not designed for continuous human occupancy and have limited means for entry and exit. Due to these characteristics, they pose unique risks that can lead to serious injury or death.

Asphyxiation can occur due to a lack of oxygen or the presence of toxic gases, which are common hazards in confined areas. Engulfment refers to situations where an individual could become submerged or surrounded by materials such as liquids, solids, or even fine particles, leading to entrapment. Hazardous atmospheres are a critical concern as they can contain flammable gases, vapors, or other harmful substances that exceed safe exposure levels.

This comprehensive understanding of potential hazards specific to confined spaces is crucial for ensuring safety protocols are observed in such environments. Recognizing that confined spaces can harbor multiple risks helps in implementing the necessary precautions, such as monitoring air quality, ensuring proper ventilation, and having retrieval plans in case of emergencies.