Answer
A confined space has limited or restricted means for entry or exit, and is not designed for continuous employee occupancy.
Explanation
A confined space is one that highly enclosed and has high possibility of exposing workers to risks such as fire, explosion and loss of consciousness. Examples of confined spaces are tunnels, manholes, storage bins and tanks. Many workers obtain injuries and some even killed while working in confined spaces. The healthy and safety authority has outlined the processes to be followed when working in confined spaces.
