Home News and Resources News Loss Prevention 25 Mar, 2021 New Loss Prevention Bulletin Published - Crane Slewing Gear Maintenance and Rocking Tests Dean Crossley Head of Loss Prevention Asia Incidents continue due to pedestal crane slewing gear's failure because of bearing wear, often leading to damage to equipment, cargo, significant repair delays and in events of catastrophic bearing failures, severe injury and fatalities. In many cases, the bearings fail with hook loads well below the crane's safe working load. As the principal causes leading to failure of a crane slewing ring bearings are lack of lubrication of the bearings and inadequate monitoring of the bearing wear down. A new Loss Prevention Bulletin on Crane Slewing Gear Maintenance and Rocking Tests has been published to highlight various good practices and measures that may prevent incidents of this nature. Crane Slewing Gear Maintenance and Rocking Tests PDF (1.5 MB) Share this