Risk Assessment

Question 1

Why must a risk assessment be completed?

Answer 1

To assess what employees do and how to mitigate the risks they are exposed to

Question 2

What is an accident?

Answer 2

An unplanned, undesired occurrence which may result in harm or loss

Question 3

What is a hazard?

Answer 3

Anything that has the potential to cause loss or harm

Question 4

What is a risk?

Answer 4

How likely it is that a hazard will actually cause harm or loss

Question 5

What are the stages of risk assessment?

Answer 5

HAZID
HAZOP
Evaluation of risks
Implementing control measures
Recording findings
Reviewing & revising

Question 6

What is HAZID?

Answer 6

HAZard IDentification
The first stage in risk analysis identifying potential causes of harm from equipment, electricity, substances and environment

Question 7

What is HAZOP?

Answer 7

A structured and systematic technique for risk management that identifies potential hazards

Question 8

How are likelihood and consequence measured?

Answer 8

In tables from 1-5, 1 being rare/insignificant, 5 being almost certain/catastrophic

Question 9

What does a risk matrix do?

Answer 9

Defines level of risk considering probability of an incident
The four risk levels are low (green), medium-low (yellow), medium-high (orange) and high (red)

Question 10

What are different controls of risk?

Answer 10

Elimination (i.e. removal of dangerous chemicals)
Reduction/substitution (i.e. using a less flammable substance)
Isolation (i.e. operating a machine remotely)
Engineering controls (i.e. machine guards)
Administration controls (i.e. different training)
PPE

Question 11

What are some typical control measures?

Answer 11

Machine guarding
Machine isolation
PPE