Commonwealth Consolidated Regulations

NAVIGATION (CONSTRUCTION) REGULATIONS 1968 - REG 99

(1)

Where the suction end of a bilge suction pipe is in a hold space or a tunnel well, the end shall be enclosed in a strum box.

(2)

A strum box referred to in the last preceding subregulation:

(a)

shall be provided with perforations:

(i)

each of which shall be approximately three-eighths of an inch in diameter; and

(ii)

the combined area of which shall be not less than twice the area of the end of the bilge suction pipe; and

(b)

shall be so constructed that it can be cleared without breaking any joint of the bilge suction pipe.