1. What is the Data Telling Us?
Summary of
Helicopter Safety Advisory Conference (HSAC)
Data
HSAC
Safety Through Cooperation
Pat Attaway
Helicopter Safety Advisory Conference – Chairman

2. 1999 2017 The HSAC 1999 to 2017 Aircraft – 601 Single Engine – 413
Light Twin – 81
Medium Twin – 93
Heavy Twin – 14
Passengers – 2,664,848
Hours Flown – 392,712
Number of Flights – 1,459,781
2017
Aircraft - 329
Single Engine – 182
Light Twin – 29
Medium Twin – 80
Heavy Twin – 43
Passengers - 1,322,160
Hours Flown – 188,799
Number of Flights – 491,697
HSAC
Safety Through Cooperation

3. The HSAC Aviation Accident Rate per 100,000 Flight Hours (1999-2017)
Safety Through Cooperation

4. 99 Accidents The HSAC Aviation Safety Staircase (1999-2017) Accidents
Total Accidents
If there were no aircraft technical failures
If there were no helideck conformance issues and pilots complied
If there were no aircraft loss of control or pilot procedural errors
If there were no CFIT events
Accidents
If there were no unknown events
If there were no fuel management events
If there were no loose cargo events
If there were no fuel quality events
If there were no passenger control events
If there were no tiedown events
If there were no weather events
If there were no contact with obstacles
HSAC
Safety Through Cooperation

5. What is the Data Telling Us?
Questions?
Thank you for your time.
Pat Attaway:
HSAC
Safety Through Cooperation
Pat Attaway
Helicopter Safety Advisory Conference – Chairman