This European Standard specifies safety requirements:
for tower cranes and
for climbing systems used with the tower cranes/masts of tower cranes for which they have been
designed. They are classified as external or internal systems.
ICS
53.020.20 Cranes. Including mobile cranes, tower cranes, jib cranes, bridge cranes, etc. / Краны. Включая самоходные краны, башенные краны, консольные краны, мостовые краны и т.д.