Permit-required Confined Spaces by the Occupational Safety and Health Administration
= Permit-required Confined Spaces by the Occupational Safety and Health Administration
{c}
https://www.osha.gov/laws-regs/regulations/standardnumber/1910/1910.146
Present US regulation 29 CFR 1910.146, cited solely as a technical comparison for atmosphere testing, ventilation and rescue. Not represented as English law in 1865.