Singapore legislation
Regulation 34
of Merchant Shipping (Special Limits Passenger Ships) Safety Regulations
Regulation 34
Openings in watertight bulkheads
Subregulation 1
Where pipes, scuppers, electric cables, etc., are carried through watertight subdivision bulkheads, arrangements shall be made to ensure the integrity of the watertightness of the bulkheads.(b)Only a valve or cock forming part of a piping system shall be permitted in a watertight subdivision bulkhead.(c)Lead or other heat sensitive material shall not be used in a system which penetrates any watertight subdivision bulkhead, where deterioration of such system in the event of fire would impair the watertight integrity of the bulkhead.
Subregulation 2
Collision bulkheads shall not be pierced below the margin line by more than one pipe. Any pipe which pierces the collision bulkhead shall be fitted with a screwdown valve capable of being operated from above the bulkhead deck, the valve chest being secured inside the forepeak.
Subregulation 3
Efficient means shall be provided for closing all openings in watertight bulkheads. Details of the means provided for closing these openings shall be submitted to the Director for approval.