Casual Factors

Equipment

• Were there defects in crane, rigging or equipment?

• Was a hazardous condition reported?

• Was there an equipment inspection procedure?

• Did the procedure detect the hazardous condition?

• Was the correct crane/equipment used?

• Was the correct crane/equipment available?

Environment

• Was there sufficient space?

• Did soil conditions affect this accident?

• Did wind or water conditions affect the operation of the crane?

• Were environmental conditions a contributor?

People

• Did job conditions anticipate the factors that contributed to the accident?

• Was the operator mentally and physically capable of performing the job?

• Did the crane operator deviate from known job procedures?

Management

• Was there a failure by supervision to detect or correct operator or equipment deviation from procedures?

• Was there a failure to initiate corrective action?

• Did a supervisor review the task?

• Was there a failure by supervision to detect, anticipate, or report a hazardous condition?