A102.1 Ventilation (01/01/2015)

Question 1

[A102.1 Ventilation]

Ventilation is normally defined as:

Answer 1

The systematic removal of heat, smoke, and gases and replacement with a supply of cooler fresh air

Question 2

[A102.1 Ventilation]

Ventilation is categorized by type:

Answer 2

Horizontal and Vertical

Question 3

[A102.1 Ventilation]

The 2 types of ventilation can be achieved by these 3 methods:

Answer 3

1. Natural
2. Positive pressure
3. Negative pressure

Question 4

[A102.1 Ventilation]

PPV fan use is an example of what method of ventilation?

Answer 4

Positive pressure

Question 5

[A102.1 Ventilation]

Using a fan set up blowing out of a window is an example of what method of ventilation?

Answer 5

Negative pressure

Question 6

[A102.1 Ventilation]

The technique of making openings in the structure and allowing ambient winds, weather condition and convection to affect ventilation is an example of what method of ventilation?

Answer 6

Natural

Question 7

[A102.1 Ventilation]

It is critical that ventilation is performed:

Answer 7

Properly and in coordination with fire attack

Question 8

[A102.1 Ventilation]

Most structure fires will reach a _________ __________ state:

Answer 8

Ventilation controlled

Question 9

[A102.1 Ventilation]

Coordinated fire attack/ventilation refers to the concept of:

Answer 9

Initiating ventilation prior to entry of the fire attack lines

Question 10

[A102.1 Ventilation]

Which is preferable? Horizontal ventilation or Vertical ventilation:

Answer 10

Horizontal Ventilation

Question 11

[A102.1 Ventilation]

Whitish colored smoke may indicate:

Answer 11

An incipient fire

Question 12

[A102.1 Ventilation]

Brown smoke may indicate:

Answer 12

Wood or natural products

Question 13

[A102.1 Ventilation]

Heavy, rolling, black smoke under pressure may indicate:

Answer 13

Heated, fuel rich smoke conditions that are ripe for rapid fire progression

Question 14

[A102.1 Ventilation]

Fire through the roof is and indication that the fire has:

Answer 14

Self-vented

Question 15

[A102.1 Ventilation]

Ventilation openings in structures create:

Answer 15

Flow Paths

Question 16

[A102.1 Ventilation]

With no influences of ventilation, the flow of products of combustion are normally:

Answer 16

Away from the fire area inside the structure toward uninvolved areas and any openings

Question 17

[A102.1 Ventilation]

Yellow/Greenish smoke under pressure may indicate:

Answer 17

Significantly oxygen-deficient fire with backdraft potential

Question 18

[A102.1 Ventilation]

Black smoke may indicate:

Answer 18

Hyrdrocarbons, plastics and other synthetics

Question 19

[A102.1 Ventilation]

The safest location for firefighters is the _______ side of a flow path:

Answer 19

Inlet

Question 20

[A102.1 Ventilation]

An advantage of natural ventilation is:

Answer 20

The speed of implimentation

Question 21

[A102.1 Ventilation]

A major disadvantage of natural ventilation is:

Answer 21

The firefighter lack of control of the flow path

Question 22

[A102.1 Ventilation]

When using natural ventilation, firefighters should strive to vent with the wind:

Answer 22

To their back

Question 23

[A102.1 Ventilation]

PPV should be considered the standard ventilation plan for offensive attack in a:

Answer 23

Residential structure

Question 24

[A102.1 Ventilation]

What is a positive pressure attack?

Answer 24

A method of using PPV ventilation in conjunction with initial fire attack

Question 25

[A102.1 Ventilation]

The most likely cause for PPV to not create an effective flow path is usually:

Answer 25

A closed interior door between the entry point and the exit vent opening

Question 26

[A102.1 Ventilation]

If the fire attack team has made entry into the structure without the use of PPV, the starting of PPV fans should be avoided until:

Answer 26

The fire is knocked down, and there is no longer a possibility of creating rapid fire progression with the firefighters inside

Question 27

[A102.1 Ventilation]

PPV fans may not be the best choice in:

Answer 27

Large structures with complicated layouts

Question 28

[A102.1 Ventilation]

What should be used with a PPV fan to redirect the carbon monoxide created by the fan?

Answer 28

An exhaust tube

Question 29

[A102.1 Ventilation]

Negative pressure ventilation is best suited for:

Answer 29

Post-fire smoke removal operations

Question 30

[A102.1 Ventilation]

This should be conducted every time prior to roof operations:

Answer 30

Risk/benefit analysis and size-up of the roof support system

Question 31

[A102.1 Ventilation]

Most residential structures can be effectively ventilated without:

Answer 31

Roof ventilation operations

Question 32

[A102.1 Ventilation]

The safest way to accomplish vertical ventilation is:

Answer 32

From an aerial ladder

Question 33

[A102.1 Ventilation]

Roof ventilation operations should be assigned to a crew and officer that is:

Answer 33

Experienced and skilled

Question 34

[A102.1 Ventilation]

When firefighters are operating on the roof, always provide multiple:

Answer 34

Egress points unless working off an aerial

Question 35

[A102.1 Ventilation]

One large hole is preferable to several small holes in vertical ventilation. A safe option is to make this size holes from an aerial:

Answer 35

2’ x 6’ or 2’ x 8’

Question 36

[A102.1 Ventilation]

In roof operations, who should ensure that personnel are clear of the saw?

Answer 36

The officer

Question 37

[A102.1 Ventilation]

It is preferable to start the cut with the firefighter’s:

Answer 37

Back to the wind (finishing the cut upwind of the ventilation hole)

Question 38

[A102.1 Ventilation]

Ideally, this should be present during roof operations:

Answer 38

Charged hoseline