Definition(s)


Wall Opening

“Wall opening” means an opening at least 750 mm high and 300 mm wide in a wall, partition, or bulkhead.

Source:  Nova Scotia Offshore Petroleum Occupational Health & Safety Requirements, Canada-Nova Scotia Offshore Petroleum Board, Canada, December 2000. Regulations

Source: Oil and Gas Occupational Safety and Health Regulations, SOR/87-612, Canada, current to April 29, 2013. Regulations

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