Chapter 12 - Fire Attack

Question 1

What is often the only tool that will work on standpipe brass caps?

Answer 1

A big pipe wrench.

Question 2

Given the static pressure of the standpipe firefighters will know the flow pressure will be roughly what

Answer 2

10 to 40% less.

Question 3

What are two devices to tell firefighters what the static pressure of the outlet is?

Answer 3

Cap gauge.
Gated wye

Question 4

If the static pressure is very low firefighters need what type of nozzle?

Answer 4

Straight stream.

Question 5

If the static pressure is very high firefighters need what type of nozzle

Answer 5

Fog.

Question 6

Never attack the fire from a stairwell that

Answer 6

May have people in it.

Question 7

Never block stairwell doors open unless what?

Answer 7

A hose line is going through it.

Question 8

Hose line should not be connected to a standpipe outlet in what area of the fire floor?

Answer 8

The tenant area.

Question 9

If there are no outlets in the stairwells the hose line should be connected where?

Answer 9

In the tenant area of the floor below the fire

Question 10

How many RIT teams should be in position

Answer 10

At least one, preferably two.

Question 11

What must sometimes happen before the fire can be extinguished when there is a terrific fuel load?

Answer 11

The fuel sometimes has to burn down.

Question 12

What is sometimes an obstacle to putting the fire out with regard to company integrity.

Answer 12

Fixation on company unity 227

Question 13

What are the two decisions to make when moving in on the fire?

Answer 13

Do you want to charge the line before moving onto the floor

Are you confident you can handle the fire with one hose line.

Question 14

Who is the only person that can answer if you want to charge the hose line before moving on to the floor?

Answer 14

Fire officers in that stairwell.

Question 15

What is most likely to happen when the fire is raging within an enclosed area and you can’t get enough water into the area to put it out?

Answer 15

A stalemate.

Question 16

Unless you are certain the PRVS have enough pressure to supply them when thinking of stretching backup lines for rit teams you should never be tempted to what

Answer 16

Use smaller diameter hose lines off of PRV stand pipe outlets.

Question 17

In buildings without smoke removal systems firefighters look to what as a channel for smoke removal?

Answer 17

Stairwells.

Question 18

When is the best time to use stairwells for ventilation

Answer 18

When there’s a strong upward stack effect and the stairwell opens directly to the outside at the roof.

Question 19

Horizontal ventilation usually involves taking out Windows on what side to create a cross ventilation effect

Answer 19

Away from the fire

Question 20

Firefighters should never remove windows without the consent of the IC unless what

Answer 20

Their life is in danger and they cannot contact the IC.

Question 21

Some buildings have windows designed to be broken that are marked how

Answer 21

Orange circular stickers.

Question 22

What is the perfect tool for window removal?

Answer 22

The Pike Pole

Question 23

What is preferable to trying to coax smoke out of the building through stairwells

Answer 23

Built-in smoke removal systems.

Question 24

What is the best way to prepare for smoke removal systems

Answer 24

Visit buildings
Discuss the systems with the engineers
Study the ventilation panels when the buildings aren’t an emergency status

Question 25

What are the two downsides of automatic smoke removal systems?

Answer 25

1. Extremely difficult for small people to open the door to the exit stairwell
2. The system can pull fire through the ceiling to the smoke exhaust shaft.

Question 26

If the static pressure is very high firefighters need a fog nozzle to do what

Answer 26

Absorb the pressure

Question 27

Where should backup crews be when the attack begins

Answer 27

At the fire area

Question 28

If smoke has reached a plateau and has stopped rising what will move the smoke to the top of a building If the temperature outside the building is hot?

Answer 28

Only fans and it is often a struggle

Question 29

More often than not how are windows at serious high rise fires taken out

Answer 29

Naturally

Question 30

What are two broad groups of smoke removal systems

Answer 30

Automatic and manual

Question 31

What’s smoke removal system seals off the fire floor by automatically closing dampers to prevent any air movement

Answer 31

Manual

Question 32

What smoke removal system automatically pressurizes the floors adjoining the fire floor while pulling smoke off the fire floor

Answer 32

Automatic