SLIDE 1
RETRE Conference – 17 November 2009
RETRE Conference – 17 November 2009
Content
- Review of CFIT Data
- Literature Survey of Previous CAA Work
- Progress with Recommendations from Previous CAA Work
- Industry Work
- Next Steps
Progress of CFIT Task Force RETRE Conference 17 November 2009 - - PowerPoint PPT Presentation
Progress of CFIT Task Force RETRE Conference 17 November 2009 - - PowerPoint PPT Presentation
Progress of CFIT Task Force RETRE Conference 17 November 2009 Content Review of CFIT Data Literature Survey of Previous CAA Work Progress with Recommendations from Previous CAA Work Industry Work Next Steps RETRE
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SLIDE 3
RETRE Conference – 17 November 2009
Review of CFIT Data
- 57 fatal CFIT accidents (1998 to 2007)
- 1,635 fatalities (88% of occupants killed)
Fatal CFIT Accidents by Phase of Flight
7% 14% 9% 35% 33% 2% Climb Enroute Descent Approach Final Approach Go-around
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RETRE Conference – 17 November 2009
Review of CFIT Data
- Over half occurred in daylight
Fatal CFIT Accidents by Day/Night
58% 37% 5% Light Dark Unknown
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RETRE Conference – 17 November 2009
Review of CFIT Data
- Over half occurred during non-precision or visual/circling
approaches
Fatal CFIT Accidents by Type of Approach Flown
21% 38% 15% 5% 21% Precision Non-precision Visual/Circling User-defined Unknown
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RETRE Conference – 17 November 2009
Review of CFIT Data
- TAWS warnings by cause
Database error 62.3% FMS error 16.4% Altitude error 13.8% Hardware failure 0.4% Visual flight 4.7% Valid 2.5%
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RETRE Conference – 17 November 2009
Review of CFIT Data
- TAWS database errors by cause
Terrain Error 42% Missing Runway 47% New Runway 8% Runway Error 3%
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RETRE Conference – 17 November 2009
Review of CFIT Data
- TAWS altitude errors by cause
QFE 44% ADC Error 40% Setting error 15% GPS Error 1%
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RETRE Conference – 17 November 2009
Literature Survey of Previous CAA Work
- CFIT Fishbone Group 2005
- 18 recommendations
- 6 included in 2006 CAA Safety Plan
- CAA Safety Plan Updates (2007 & 2008)
- 3 new recommendations included
- CFIT Fishbone Group 2008
- Further recommendations made but not endorsed
SLIDE 10
RETRE Conference – 17 November 2009
Progress with Recommendations from Previous CAA Work
- Original 6 recommendations:
- Undertake cost benefit analysis of SSR and/or other approach
monitoring improvements
- Complete design and assessment work for Gatwick APV
BaroVNAV trial and six GNSS trial approaches
- Prepare strategy for APV implementation based on results of trial
- Complete development of GNSS approach validation tool and
make available for use
- Encourage operators to review training procedures on how to deal
with GPWS alerts
- Review CAP 516
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RETRE Conference – 17 November 2009
Progress with Recommendations from Previous CAA Work
- Additional 3 recommendations:
- Publish results of GNSS trial in CAA Paper
- Seek changes to specification of displayed information to reduce
potential CFIT risk during RNAV (GNSS) operations
- Raise awareness of meaning and correct use of information
displayed on certain GPS receivers
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RETRE Conference – 17 November 2009
Industry Work
- Airline Flight Operations
- CFIT training
- SOPs
- Crew debrief of CFIT-related incidents
- Helicopter Operations
- Air Navigation Service Provider
- Download of mode S Data
- Introduction of MSAW (Minimum Safe Altitude Warning)
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RETRE Conference – 17 November 2009
Next Steps
- Review of 2008 CFIT Fishbone Group Recommendations
- Formulate Future Recommendations