Fatal Accident Causes

Taken from a study of the Griffin Helicopters accident database since 09 Jan 1997 the study comprises a review of 405 rotary wing accidents and incidents involving UK registered aircraft of which 386 involved helicopters and 40 were fatal.

A graph of UK Helicopter Fatal Accident Causes.+/-
CountOfCause
Loss Of Control IMC
10
Spatial Disorientation
4
Drivetrain Failure
3
Other Weather Related
3
Mast Bumping
2
Undetermined [Investigation Complete]
2
Under Investigation
2
Wire Strike
2
Carb Icing
1
Distraction
1
Engine Failure
1
Engine Power Loss or Variation
1
External Load Hit Tail Rotor
1
Airframe Failure [Break Up]
1
Maintenance Error
1
Overweight
1
Rotor System Failure
1
SAR Specific Incident
1
Windows Misted
1
Main Rotor Struck Tailboom
1