Singapore legislation
Regulation 59
of Workplace Safety and Health (Shipbuilding and Ship-Repairing) Regulations 2008
Regulation 59
Safety devices
Subregulation 1
Where any work involving oxy-fuel and air-fuel gas equipment is carried out in a shipyard or on board a ship in a harbour, it shall be the duty of the responsible person to comply with paragraphs (2), (3) and (4).
Subregulation 2
A suitable non-return valve or any other equally effective means which prevents the backflow of gas shall be fitted in accordance with the manufacturer’s instructions between each gas torch inlet and gas hose of every oxy-fuel and air-fuel gas equipment.
Subregulation 3
A flashback arrestor or any other equally effective means which stops flashbacks shall be fitted in accordance with the manufacturer’s instructions at every —
fuel gas and oxygen outlet; and
pressure regulator outlet of each gas cylinder.
Subregulation 4
An anti-leakage device or other equally effective means to stop a leak shall be provided on every oxygen and fuel gas line used in a confined space.