Singapore legislation
Regulation 60
of Workplace Safety and Health (Shipbuilding and Ship-Repairing) Regulations 2008
Regulation 60
Safety measures during break in gas welding and cutting
Subregulation 1
Where any work involving welding or cutting 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
Where welding and cutting operations cease for the day or for a substantial period or during a meal interval —
the supply valves of every gas cylinder and manifold shall be securely closed; and
every gas torch, manifold and hose for flammable gases and oxidizing gases shall be taken to the weather deck in the case of a ship undergoing repair or the topmost completed deck in the case of a ship under construction or, in either case, to a safe place that is adequately ventilated to prevent any dangerous accumulation of gases or vapours.
Subregulation 3
Where it is impractical to comply with the requirements in paragraph (2)(b) during a meal interval, effective measures shall be taken to ensure that the work area is safe before work resumes.
Subregulation 4
The measures referred to in paragraph (3) shall include —
the provision of effective ventilation to prevent the accumulation of gases in the shipyard or on board the ship in the harbour; and (b)the testing of the atmosphere for the presence of flammable gases.