Category Hooks tricing and bowsing Fails, sheaves and blocks Engines Gripes Winches davits Free-fall Weather not otherwise classified Incidents 11 10 12 18 12 32 7 2 2 19 125 Fatalities 7 2 2 0 0 0 0 0 0 1 12 Injuries 9 5 19 15 10 8 0 1 0 13 80 Equivalent fatalities % 7.9 2.5 3.9 1.5 1.0 0.8 0.0 0.1 0.0 2.3 20.0 Total2001 UK MAIB Investigation Source: Source: 2001 UK MAIB Investigation Root causes Hook problems often due to hook reset or on-load release fails Winch brake problems Failing brakes/faulty assembly Davit related problems Gripes/tricing and bowsing/davits Incidents / Fatalities 13% 64% 52% 34% 18% 18% Common issue: Failure due to corrosion and wear Photo: Lowlands Grace Investigation Report 5 BACKGRoUnd Incidents and Fatalities
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