Covers: - general requirements for calculations and their presentation; - general requirements relating to the actions to be taken into account in the calculation of components as a basis for the requirements of the standards EN 13223, EN 13107, EN 12927 and EN 1908; - requirements relating to verification of ropes by calculation; - requirements relating to the determination of the drive power; and - requirements for the actions of the ropes and carriers on the support structures and for the deformations of these support structures.