Modelling Accidents

Question 1

Domino Model

Answer 1

Context: industrial safety
Aim: protect people against industrial accidents

Puts unsafe acts before unsafe conditions

Ancestry/Social environment
-> fault of person
-> unsafe act/condition
-> accident
->injury

Principle: remove any domino to break the sequence

Question 2

STAMP in Safety

Answer 2

Systems-Theoretic Accident Model and Processes. It’s a model used to analyze accidents and improve system safety.

Question 3

Domino Model

Answer 3

Social, environment, and ancestry

Fault of person

Unsafe act

Accident

Injury

Question 4

Chain of events model

Answer 4

Extends the domino model

• An accident is caused by a chain of events, each linked to the next.
• These events include human actions, technical failures, environmental factors, and organizational flaws.

Often non-linear unlike domino