HELICOPTER SAFETY -HELICOPTER SAFETY -ACHIEVING THE NEXT LEVELACHIEVING THE NEXT LEVEL

4-6 June 2007Sao Paulo, Brazil

Roy FoxChief, Flight Safety

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RESTRICTED DISCLOSURE NOTICE

The drawings, specifications, descriptions, and other technical data attached hereto are proprietary to Bell Helicopter Textron Inc. (BHTI) and constitute trade secrets for purposes of the Trade Secret and Freedom of Information Acts. No disclosure to others, either in the United States or abroad, or reproduction of any part of the information supplied is to be made, and no manufacture, sale, or use of any invention or discovery disclosed herein shall be made, except by written authorization of BHTI. This notice will not operate to nullify or limit rights granted by contract. The data subject to this restriction is contained in all sheets and is disclosed to personnel of BHTI for the purpose(s) of internal use and distribution only and other parties that receive written authorization from BHTI.

COPYRIGHT NOTICE

Copyright ©2007Bell ® Helicopter Textron Inc.Unpublished - all rights reserved

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2006 2007 2008 2009 2010 2011 2013 2015 2016

206B3/L4

427

430

LightSingle

Light Twin

Inter-mediate Twin

Medium Single/Twin

Tilt-rotor

407

609

2012

429

609 Fielded

2014

429+

419

Commercial Product Strategy Toward Safety

609

412

407 Series

206 Series

JAROPS Compliant

NMT

Low-cost Safety 206/407 Field upgrades, Then add to production & other models

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429

SPIFR inHostile/Congested

areas

Certification in process Certification in process

Flown 173 kts (110% of Vne)

First flight Feb 27th

Latest Part 27 Amendments

Flown to 20,000 ft

10

02

4

6

8

100

R 21

PWR

PSI – Stay in Limits

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U.S. Fleet: Helicopter and Occupant Safety

0

2

4

6

8

10

12

1996 1997 1998 1999 2000 2001 2002 2003 2004 2005

Rat

e/10

0,00

0 ex

po

sure

ho

urs

Accidents/100,000 hr Individual Risk of Fatal Injury/100,000 occ hr

6Use or disclosure of data contained on this sheet is subject to the restriction on the disclosure notice of this document

Worldwide Helicopter Accidents/YearLast 15 Years Prior to IHST (1991 - 2005)

0

100

200

300

400

500

600

700

91 92 93 94 95 96 97 98 99 00 01 02 03 04 05

Acc

iden

ts/y

ear

US Military US Civil Registry Non-US Civil and Military

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20-years Bell Civil Turbine Worldwide (1985-2004, 50 million hours)

0

1

2

3

4

5

6

7

85 90 96 2000Year

Acc

iden

ts/1

00,0

00 h

r

NonEng AW Engine AW All Causes

AW = Airworthiness failures

Bell’s Goal is to reduce accidents by 80% over the next ten years

Part 27/29

Part 33

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Bell’s Worldwide Fleet

Bell active fleet (14,933 A/C) Model 47 family 10.6% Civil turbine models 52.0% Military surplus 9.1% Military (include V22) 28.3%

Intervention study of Bell civil turbines (fleet which Bell can most influence).

5 million hours (2004-2005)Use applicable outcomes to influence other Bell fleets.

Worldwide Accident Locations: USA = 38.3% Canada = 14.3% Others = 47.4%

Achieving 80% reduction requires focus on fielded A/C

Bell35.5%

World Civil Helicopters

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Bell Helicopter Accident Causes

AW: Airworthiness/Material FailureNon-Engine AW: All Aircraft Parts Other Than Engine

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Bell’s IHST Safety Approach Underway

Safety Keys - Implementing Technology to Understand CockpitActions and Using Targeted Pilot Training

Safety Keys - Implementing Technology to Understand CockpitActions and Using Targeted Pilot Training

Bell goal of 80% accident rate reduction in 10 years Initial focus on largest 206/407 fielded fleet (83% of Bell civil turbine accidents)

Safety Mitigation PackagesPackage 1: BASIC (55% of accidents) Targeted Pilot Training/Safety Culture (Recurring Effort) New Equipment

Cockpit Information Recorder (CIR) crash hardened, cockpit camera, GPS, microphone, vibration monitoring etc.

Existing Systems Wire Strike Protection System (WSPS)

Package 2: ALERT (13% of accidents)Performance Situation Indicator (PSI)

Package 3: VISION Enhancements with Electronic Display (15% of accidents) Evaluating Tail Rotor Strike Camera & Enhanced Vision System (EVS)

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Cost-Effective: Information Gained With Minimal Certificated System Disruption

Cockpit Information

Instruments & Pilot actionsCritical Performance ParametersT/R Drive VibrationsAmbient SoundsGPSWire Strike Protection System

Package #1 - Basic

Crash Hardened

Cockpit InformationRecorder

(CIR)

Operator’s Helicopter •Flight Data Management -Standardize operations-Reduce hot starts-Asset protection-Reduced costs

Accident investigation-Identify root causes-Know what happened-Faster field correction responses

Airborne Ground

Performance Situation Indication:Avoid out-of-envelope

Package #2 - Alert

External camera - reduce T/R strikes

Package #3 - Vision

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Added Switch Guard Worked in 1990, CIR Camera Could Have Identified in 1980?

206 Engine Power Loss Accidents(1977-2004 Real, Suspected, & Claimed: 49.788 million hours)

0.0

0.2

0.4

0.6

0.8

1.0

1.2

1978

1980

1982

1984

1986

1988

1990

1992

1994

1996

1998

2000

2002

2004

Year

Acc

iden

ts/1

00,0

00 h

r

Annual Rate 3-Year Ave Rate

Fuel Switch Guard Added 1990

AD Forced Guard 1995

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206/407 Safety Mitigations

0% 5% 10% 15% 20% 25% 30%

Low cost radar altimeter coupled to descent rates

Advanced ADS sensors, gust anticipation

Auto float arm/disarm and immersion activation

Improved maintenance

Pilot Advisor Situational Awareness - Internal

Obstacle strike detection < 150 feet

Terrain awareness warning system (TAWS) >150'

Dynamic rollover Alert

Tail rotor strike

Enhanced Vision System

Performance Situation Indicator (PSI)

Helicopter vibration monitoring (HVM)

Improved autorotation

Wire strike protection system

Targeted Pilot training

Helicopter operation monitoring program (HOMP)

Cockpit Information Recorder

Package 1 - BasicTargeted Training/Safety CultureEquipment: CIR/HVMSHelicopter Operations Monitoring HOMPExisting Equipment: WSPS/GPS

Package 3 - VisionEnhanced Vision System EVST/R Strike Camera

Package 4 - Deferred

Accident Causes (%)

Package 2 - AlertPerformance Situation Indicator

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Targeted Pilot Training

Beyond present In-house/Customer Training (Professional Pilot Program initiated in 2006 for Instructors)

New Targeted Pilot Training Specific training on actual accident

causal elements. Integrate in In-house & BTA traveling

teams/FTDs Portable FTDs modified with

accident causal modules.

Pilot Training Overlaps Many Interventions

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CIR 1st Flight: Recording What Really Happened

If We Understand – We Can Correct, Quickly

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CIR Information

Flight TraceOn Google Earth

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Helicopter Operations Monitoring Program (HOMP)

Determines operational issues by trending Usage Exceedences Hot start protection Identify operational hazards

Ground station monitored/software analyses T/R vibration monitoring Asset monitoring – minimize aircraft damage Extends management oversight to remote sites. Part of Flight Data Management (FDM)

Every Day Use – Part of a SMS (Safety Management System)

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Package 2 - Performance Situation Indicator (PSI)

Accidents due to pilot demanding more performance than is available in aircraft.

Sense approach to Inadvertent Hover Out of

Ground Effect

PSI alerts pilot of approaching aircraft envelope limits.

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Package 3: VisionA: T/R Strike: Rear-view video camera for hover and turning

B: Inability to see in dark, fog, brownout/whiteouts:

Mitigation: Enhanced Vision Systems (EVS). IR Cameras can see through some obscuration levels

Brownout with EVSCFIT in VFR requires being under full control. Vertigo occurs in less than 2 minutes without visual cues, thenout-of-control.

Visual loss issue – not CFIT

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SummaryBell Goal of 80% Accident Rate Reduction in 10

years is achievable with 3 packages (fielded 206/407 fleet of 4,000+ aircraft)

Benefits: LIVES SAVED Customer safety image improves Customer lower costs/losses due to fewer accidents &

improved operations.- Bell aircraft accident rates approaching airlines.- Faster response to field problems

Pathway to achieve Goal of 80% reduction in accident rates in 10 years

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QUESTIONS?