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Leveraging safety data using BowTie models Copyright and IP of Aloft Aviation Consulting

Leveraging data using bow tie model

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Page 1: Leveraging data using bow tie model

Copyright and IP of Aloft Aviation Consulting

Leveraging safety data using BowTie models

Page 2: Leveraging data using bow tie model

2

Operator Safety Data

Threat Risk Control

Risk Control

Risk Control

Undesired Operational

State

Recovery Control

Recovery Control

Recovery Control

Recovery Control

Recovery Control

Recovery Control

Risk Control

Risk Control

Risk Control

Risk Control

Risk Control

Risk Control

Consequence

Recovery Control

Recovery Control

Safety System and Culture Threats

Threat

Threat

Consequence

Consequence

Consequence

BowTie models adapted to operator and data BowTie risk

models of key operational hazards based on global data

Safety Risk Performance Monitoring

Measures of critical risk performance (combine subject matter knowledge and data)

Page 3: Leveraging data using bow tie model

Safe

ty

Repo

rts

Flig

ht D

ata

Audi

t Re

port

s

Confi

denti

al

Repo

rts

Safe

ty

Com

mitt

ees

Inve

stiga

tion

Repo

rts

Maj

or G

loba

l Ev

ents

Exte

rnal

Au

dits

Corr

ectiv

e Ac

tions

Organisational Learning Engine

DataTaxonomy

Engine

Internal DataShared Global Safety Experience

BowTie Risk Models

Semi-Automatic Data Management

Runway Excursion - TO

Loss of Control in Flight

Runway Excursion - Landing

Controlled Flight Into Terrain

In-Flight Fire

Mid-Air Collision

Turbulence Injury

Threats

Controls

Distraction

Bird Hazard

AC Malfunction

Runway State

Weather

ATC

Weight and Balance

Threat Drivers

A320 A330 A340 B747 B777

Procedures

Competence/Training

Hardware

Software

Control Framework

Risk Dashboards

Page 4: Leveraging data using bow tie model

05/02/2023Copyright and IP of Aloft Aviation Consulting

BowTie model for one hazard – Runway Excursion on Take OffBased on published studies, investigations and airline expertise

Page 5: Leveraging data using bow tie model

Key flight safety risks are well studied

Runway Excursion

Loss of Control in flight

CFIT

Mid-Air Collision

Turbulence Injury

In-flight fire

Runway Incursion

Page 6: Leveraging data using bow tie model

+ Leveraging Existing DataThreats Safety Reports

Observations Barrier Failures Safety Reports ObservationsInvestigation FindingsAudit FindingsTechnical Data

Undesired Operational State

Safety Reports ObservationsInvestigation FindingsTechnical Data

Recovery Failures Safety Reports ObservationsInvestigation FindingsTechnical Data

Consequences Industry Data

ThreatRisk Control

Undesired Operational

State

Recovery Control

Consequence

Threat

Threat

Risk ControlRisk Control

Risk ControlRisk Control

Risk Control

Risk ControlRisk Control

Risk Control

Recovery Control

Recovery Control

Recovery Control

Recovery Control

Recovery Control

Recovery Control

Recovery Control

Consequence

Consequence

Consequence

www.aloftaviationconsulting.com [email protected]

Page 7: Leveraging data using bow tie model

+

Safety Reports

Threat Rates

Consequence Rates

Control Failures

Recovery ActivationUOS

Risk Register

Classifying Data Based on BowTie Models

Threat Risk Control

Risk Control

Risk Control

Undesired Operational

State

Recovery Control

Recovery Control

Recovery Control

Recovery Control

Recovery Control

Recovery Control

Risk Control

Risk Control

Risk Control

Risk Control

Risk Control

Risk Control

Consequence

Recovery Control

Recovery Control

Safety System and Culture Threats

Threat

Threat

Consequence

Consequence

Consequence

www.aloftaviationconsulting.com [email protected]

Page 8: Leveraging data using bow tie model

Risk Dashboards

Runway Excursion - TO

Loss of Control in Flight

Runway Excursion - Landing

Controlled Flight Into Terrain

In-Flight Fire

Mid-Air Collision

Turbulence Injury

Threats

Controls

Distraction

Bird Hazard

AC Malfunction

Runway State

Weather

ATC

Weight and Balance

Threat Drivers

A320 A330 A340 B747 B777

Procedures

Competence/Training

Hardware

Software

Control Framework

Page 9: Leveraging data using bow tie model

05/02/2023Copyright and IP of Aloft Aviation Consulting

+CONTACT US

AMERICAS

44366 Adare Manor Square, Suite 1Ashburn, VA 20147 USAPhone USA : +1.505.306.5326

INTERNATIONAL

Coliemore House, Coliemore RoadDalkey, Co. Dublin IrelandPhone Ireland : +353 1 443 4395

[email protected]

www.AloftAviationConsulting.com