Commonwealth Consolidated Regulations

NAVIGATION (CONSTRUCTION) REGULATIONS 1968 - REG 189

A shaft in a ship shall be so designed and constructed as to withstand the maximum working stresses to which it may be subjected with a factor of safety which is adequate having regard to:

(a)

the material of which it is constructed;

(b)

the service for which it is intended; and

(c)

the type of engine by which it is, or will be, driven or of which it forms a part.