Fixed Installations

Question 1

Explain the functions of fixed installations

Answer 1

1. Protecting lives
2. Protecting escape routes
3. Firefighting and fire suppression
4. Smoke control and ventilation
5. Building protection
6. Environmental protection

Question 2

When can adjustments to fixed installations be made during an incident?

Answer 2

Only on instruction from the IC

Question 3

Name five examples of fixed installations

Answer 3

1. Fixed communication systems
2. Fire detection systems
3. Sprinkler systems
4. Foam suppression systems
5. Drenchers
6. Water mist
7. Dry powder
8. Gaseous

Question 4

What are the two different fixed installations systems?

Answer 4

1. Active
2. Passive

Question 5

What are the hazards involved with inert gas fixed installation systems?

Answer 5

1. Noise and misting
2. Turbulence
3. Cold burns
4. Asphyxiation

Question 6

What are the safety features for inert gas fixed installation systems?

Answer 6

1. Must be fitted with means to immobilise the system
2. Automatic systems must not operate whilst compartments are occupied
3. Must have a manual override

Operational crews must ensure system is turned to manual before entering the room

Question 7

What is the purpose of an automatic sprinkler system?

Answer 7

1. To detect a fire
2. To give an audible alarm
3. To suppress the fire
4. To limit the spread of the fire

Question 8

What is MSV?

Answer 8

Main stop valve

Used to turn off a sprinkler fixed installation system

Question 9

What are the different types of drencher systems?

Answer 9

1. Roof
2. Wall
3. Window
4. Specific risks

Question 10

Where would foam fixed installations typically be found?

Answer 10

1. Schools
2. Hospitals

Question 11

Where would inert gas systems typically be found?

Answer 11

1. Electrical apparatus
2. Paint stores
3. Libraries and archives