Risk Assessment & JSA

Hazard is any sources, situations or acts that has the potential to cause harm to people, property or the environment.

• TRUE

• FALSE

Bowtie analysis is complicated diagram and inappropriate for communicating risk issues to non-specialists.

• TRUE

• FALSE

Hazard is "Snake"

Top Event is "________"

• Site locates near the forest

• Dead

• Snake bite

• Redness, bleeding, or blistering around the bite

Hazard is "Electricity"

Top Event is "________"

• Ventricular fibrillation

• Electrical shock

• Skin burn from electric shock

• Dead

Which of these three examples is NOT a

hazard?

• Helicopter

  crashes onto platform

• Welding fume

• Gas under pressure

Top Event is Expose to hot surface.

"First aid" is _________?

• Control Barrier

• Recovery Barrier

Top Event is HC Loss of containment from the pipeline.

"Material selection to prevent pipe

corrosion" is _________?

• Control Barrier

• Recovery Barrier

Hierarchy of Control

Using chemical resistance

gloves

• Elimination

• Subsitution

• Engineering Control

• Administrative Control

• PPE

Hierarchy of Control

Limit duration of working in

confined space

• Elimination

• Subsitution

• Engineering Control

• Administrative Control

• PPE

Hierarchy of Control

Using wireless equipment to

get rid of trailing cables

• Elimination

• Subsitution

• Engineering Control

• Administrative Control

• PPE