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Annual Safety Review 2014
Helicopters
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68
Key Safety Risk Areas for Commercial
Air Transport Helicopters
The key risk areas for CAT Helicopters have also been cross‑referenced from the top Occurrence Categories as
provided in Table 13 of this analysis and have also been used below in the Offshore Helicopter Safety Risk Portfo‑
lio. The key risk areas are based on their ranking in overall terms through aggregating the number of accidents
and serious incidents
6
:
§
§
Loss of control – In flight (LOC‑I).
§
§
System Component Failure (SCF).
§
§
Controlled flight into or toward terrain (CFIT)/Collisions during take‑off and landing (CTOL).
In some types of helicopter operations, these risk areas are closely related, therefore for the purpose of consid‑
ering safety issues they have been combined.
§
§
Runway excursion/Abnormal Runway Contact (RE/ARC):
Abnormal Runway (Landing Area) Contact
(ARC)/Excursions from helicopter landing areas
§
§
MAC/Airprox (MAC).
§
§
Fire/Smoke Non‑Impact (FIRE).
6 For a complete list of CICTT occurrence categories, refer to Appendix 1.