Confined Spaces
Synonyms
Confined Space
Space, Confined
Space, Unventilated
Spaces, Confined
Spaces, Unventilated
Unventilated Space
Unventilated Spaces
A space which has limited openings for entry and exit combined with unfavorable natural ventilation such as CAVES, refrigerators, deep tunnels, pipelines, sewers, silos, tanks, vats, mines, deep trenches or pits, vaults, manholes, chimneys, etc.