The aim of this recommendation is to identify the different operations (content and periodicity) needed to maintain tower cranes in a safe condition.
It gives also guidance for detection of defects and actions to be taken.
This recommendation should be used in absence of manufacturer's requirements or national regulations.
It can also be a guidance for the manufacturer to establish his requirements.
The manufacturer's instructions have priority over this recommendation.
National regulations shall also be considered.
2.1 Daily inspections
2.2 Frequent inspections
2.3 Periodic inspections
2.4 Thorough inspections
ANNEX A SYNTHESIS OF THE RECOMMENDED INSPECTIONS
ANNEX B LIST OF THE PERIODIC INSPECTIONS TO BE PERFORMED
ANNEX C VERIFICATION OF THE HOOKS
ANNEX D EXAMPLE OF REPORT FOR PERIODIC AND THOROUGH INSPECTIONS