5.5 Bilge System Sizing
5.5.1 Size of Bilge Suctions
The minimum internal diameter of the bilge suction pipes is to be determined by the following equations, to the nearest 6 mm (0.25 in.) of the available commercial sizes.
5.5.1(a) Bilge main (1 July 2012). The diameter of the main bilge line suction is to be determined by the following equations: