CH 17 FireAttack-Foam

Adding foam concentrate to a fire apparatus tank is called

Where should attack lines should be connected to a standpipe system?

Class B foam is used for which type of fire

A 1.75" (45-mm) attack hose can flow

Hard rubber hose stored on a hose reel is __ hose

How does foam extinguish flammable liquid fires?

A 2.5" (64-mm) handline flow

Master streams flow a minimum of

The low surface tension of Class A foam affects its extinguishing properties by

To batch mix 3 percent foam into a 500-gallon (1893-liter) water tank, how much foam concentrate should be added to the tank

Which type of foam is made from animal by-products

Which type of hose ranges in size form 1" to 1.5" (25 to 38mm) in diameter

Which hose diameter is used as both supply line and attack handline?

A 50' (15 m) section of charged 2.5" (65-mm) hose weighs approximately:

Which hose line is stored on an engine connected to a discharge and equipped with a nozzle for immediate deployment?

Which load is most commonly used for preconnected attack lines?

What is the second stage of advancing an attack line?

Standard operating procedures generally require that an attack line be connected to a standpipe system outlet:

Which nozzle type has the highest flow rate?

What is an advantage of a smooth-bore nozzle?

Most smooth-bore nozzles are designed to operate at which pressure?

What is an advantage of a fog-stream nozzle?

Which type of fog-stream nozzle provides a flow between 90 and 225 gpm (340 and 852 lpm)?

Which type of nozzle is used to fight fires in inaccessible places such as attics and basements?

What is a benefit of Class A foam?

Which type of foam is made from animal by-products?

Which type of foam contains a surface-active agent that produces a fast-spreading film?

Which type of foam is particularly well suited for gasoline spills?

Which type of foam is effective on polar solvents?

Which device mixes foam concentrate in the water stream in the proper percentage?

Which type of nozzle is most commonly used to apply aqueous film-forming foam?

Which foam application method is best for a pool of flammable liquid on open ground?

Which foam application method is best for an open-top storage tank fire?

A 1" (25-cm) booster hose can flow:

What is an appropriate use for a 1" (25-mm) booster line?

For which preconnected hose load does the fire fighter shoulder part of the load, with the hose deploying off the top of that load as the fire fighter advances?

What is the correct advancing procedure for the triple-layer load?

Which preconnected hose load forms an S-shape in the hose bed?

Which attack line load is particularly useful when there is a long distance between the engine and the fire?

When there is extra hose at the entry of a building, how should that hose be arranged?

Which attack line often uses lines of various diameters?

Which attack line load is particularly useful when the line must be advanced up a stairway?

When using a standpipe connection in a stairwell, how should the hose be arranged?

How should fire fighters space themselves when advancing an uncharged line up a ladder?

Nozzle capable of providing a straight stream is?

What is an advantage of an automatic fog nozzle?

Most fog nozzles are designed to operate at which nozzle pressure?

Which type of nozzle is used most commonly with fluoroprotein foam?

What is the correct operating pressure for an in-line foam educator?

What is high-expansion foam usually used for?

A straight stream is directed through a window and deflected off the ceiling of the room. This is an example of which type of attack line evolution?

An attack line is positioned at the door where firefighters will make entry into the building in a(n) __________ attack.

Compared to wet foam, dry foam provides:

Which type of nozzle is used most commonly with fluoroprotein foam?
A. Aerating
B. Solid bore
C. Fog Incorrect
D. Water aspirating

Which statement about operating a nozzle from a ground ladder is correct?
A. This is a risky operation that should be avoided whenever possible.
B. The hose must be tied securely to the ladder.
C. The ladder should be tied off to the building.
D. Two parallel ladders are required for this operation

Which type of foam contains a surface-active agent that produces a fast-spreading film?
A. Class A
B. Fluoroprotein
C. High expansion
D. Aqueous film-forming

Which statement about straight streams is correct?
A. A straight stream is discharged from an adjustable fog nozzle.
B. A straight stream resists breakup better than a solid stream.
C. A straight stream is the same as a solid stream.
D. A straight stream is discharged from a smooth-bore nozzle

What type of nozzle can be used to extend an attack line in order to reach the fire by adding more lengths of hose?

a. Piercing nozzle
b. Fog-stream nozzle
c. Breakaway nozzle
d. Smooth bore nozzle

Which of the following steps is part of replacing a defective piece of hose?

1. Shut down or clamp off the hose.
2. Remove the damaged section of the hose line.
3. Replace the damaged section with two new sections.
4. All of these answers are correct

Which type of Class B foam is made from only animal by-products?

1.Protein foam
2.Fluoroprotein foam
3.Film-forming fluoroprotein foam
4.Aqueous film-forming foam

Which type of foam is made from animal by-products with a surfactant additive that produces a fast-spreading film?

1. Protein foam
2. Fluoroprotein foam
3. Film-forming fluoroprotein foam
4. Aqueous film-forming foam

Which attack line is used to attack large fires and to deliver large quantities of water?

1. 1.5" to 1.75" (38 to 44 mm) attack hose
2. 2.5" (64 mm) attack hose
3. Booster hose
4. Forestry line

Which attack line is carried on a hose reel, is lightweight, and can be pulled by one person?

1. 1.5" to 1.75" (38 to 44 mm) attack hose
2. 2.5" (64 mm) attack hose
3. Booster hose
4. Forestry line

Which type of nozzle is designed to fight fires in basements or other inaccessible locations such as attics or cocklofts?

1. Fog-stream nozzle
2. Smooth-bore nozzle
3. Piercing nozzle
4. Cellar nozzle
5. Water curtain nozzle

Which piece of foam equipment mixes the foam concentrate into the fire stream in the proper percentage?

Premixed foam
Foam nozzle
Batch mixer
Foam proportioner

Which type of fog-stream nozzle allows the operator to select a desired flow from several settings by rotating a selector bezel to adjust the size of the opening?

1. Fixed-gallonage fog nozzle
2. Adjustable-gallonage nozzle
3. Automatic-adjusting fog nozzle
4. Distributing fog nozzle

Which type of nozzle is equipped on airport firefighting vehicles to gain quick access to the inside of an aircraft and extinguish the fire?

1. Fog-stream nozzle
2. Smooth-bore nozzle
3. Piercing nozzle
4. Cellar nozzle
5. Water curtain nozzle

Which type of nozzle produces fine droplets of water that absorb heat much more quickly and efficiently?

1. Fog-stream nozzle
2. Smooth-bore nozzle
3. Piercing nozzle
4. Cellar nozzle
5. Water curtain nozzle

Which nozzle classification is used on deck guns, portable monitors, and ladder pipes?

- Low-volume nozzle
- Handline nozzle
- Master stream nozzle
- All of these answers are correct

Which foam application technique involves the fire fighter deflecting the foam stream off an object or wall and allowing it to flow down into the fire?

- Sweep method
- Bankshot method
- Rain-down method
- Injection method

What type of fire are Class A foams typically used to fight by reducing the surface tension of water?

1. Flammable
2. Alcohol-solvent
3. Ordinary combustible
4. Electrical

Which attack line is designed for use with wild land and ground fires and is typically 1 inch in diameter?

1. 1.5" to 1.75" (38 to 44 mm) attack hose
2. 2.5" (64 mm) attack hose
3. Booster hose
4. Forestry line

Which type of foam is a synthetic-based foam particularly suitable for fires involving gasoline and light hydrocarbon fuels?

1. Alcohol-resistant foam
2. Fluoroprotein foam
3. Film-forming fluoroprotein foam
4. Aqueous film-forming foam

Which piece of foam equipment adds the foam to the water stream under pressure?
A. Foam tank
B. Foam nozzle
C. Foam injector
D. Foam eductor

Which type of nozzle has a tip that gradually decreases the diameter of the stream to a size smaller than the hose's diameter?

1. Fog-stream nozzle
2. Smooth-bore nozzle
3. Piercing nozzle
4. Cellar nozzle

Which type of foam has properties similar to aqueous film-forming foam, but is formulated so that polar solvents do not dissolve the foam?
1. Alcohol-resistant foam
2. Fluoroprotein foam
3. Film-forming fluoroprotein foam
4. Protein foam

Which foam application technique, used on a pool of fuel on the ground, involves the fire fighter using the nozzle to push the foam onto the pool of fuel?

- Sweep method
- Bankshot method
- Rain-down method
- Injection method

Which type of nozzle delivers a flat screen of water, forming a protective sheet of water on an exposure to keep it cool?

1. Fog-stream nozzle
2. Water curtain nozzle
3. Piercing nozzle
4. Cellar nozzle

Which foam application technique involves the fire fighter lofting the foam stream into the air above the fire and letting it fall down gently onto the surface?

- Sweep method
- Bankshot method
- Rain-down method
- Injection method

Supply hose tested annually at: ____ psi

Attack hose tested annually at: ____ psi

Carry used to transport full length attack line up a stairway.
1. Shoulder
2. Firemans
3. Hose
4. Advancing

Nozzle seperates the water into droplets

A 1.75 " handline hose is generally considered to flow___GPM

Attack lines are either double jacket or ____ construction.

How many stages to advancing an attack line?
And it (they) is (are):

Bresnan nozzles fight fires in ____ places

Nozzle allows the operator to select desired flow from several settings.

Nozzle used to make a hole in automobile sheet metal?

Nozzle used on deck guns, portable monitors, and ladder pipes.

A 2.5" handline hose is generally considered to flow ____ GPM

End of the hose bed closest to the tailboard is called the: ______ ?

Foam application method uses an object to deflect the foam stream down onto the fire.

Type of foam used to fight fires involving ordinary combustible materials

Which device mixes the foam concentrate into the fire stream

3 Techniques for applying foam

Device that adds foam concentrate to the water stream under pressure

Once a foam blanket has been applied, it cannot be _____ ?

Nozzle used to fight fires in inaccessible places (attics/basements).

Carried on a hose reel.

Nozzle that delivers a flat screen of water that then forms a protective sheet (curtain) of water on the surface of an exposed building.

Delivers preset flow at rated discharge.

Nozzle can be separated between the shut off and the tip.

Used for a fire that is some distance (e.g. Walmart).

Nozzle that gradually decreases the diameter of the stream to a size smaller than the hose diameter.

Produces fine droplets of water.

Attached to the discharge end of attack lines to give fire streams shape and direction.

Foam made from animal by products.

3 Groups of Nozzles

Which type of hose ranges in size from 2.5" (65 mm) to 3" (75 mm) in diameter?

Which type of load is most commonly used for preconnected attack lines?

What is the term for a hose line that is stored on an engine connected to a discharge and equipped with a nozzle deployment?

what is the correct procedure for deploying a triple-layer load preconnect?

What is the correct procedure for a burst hose line?

A 1.5" (38-mm) attack hose can flow __________.

A 1.75" (45-mm) attack hose can flow __________.

Compared to fog nozzle streams, smooth-bore nozzle streams __________ (heat).

Attack lines should be connected to a standpipe system (floor) __________.

The function of a standpipe system is to provide __________.

Which attack line load is often coupled to a larger-diameter line?

What must be done to a nozzle when used while on a ground ladder?