Appareils de levage à charge suspendue — Classification — Partie 5: Portiques et ponts roulants

This document establishes a general classification of bridge and gantry cranes and their mechanisms based on the service conditions, mainly expressed by the following:

a)      

total number of working cycles to be carried out during the specified design life of the crane;

b)      

the load spectrum factor which presents the relative frequencies of loads to be handled;

c)       

the average load displacements.