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Training Bulletins > Foam > Flashcards

Foam Flashcards

0
Q

At an incident is it permissible to apply two different types of low expansion finished firefighting foams simultaneously if necessary due to a lack of sufficient quantity of the most correct type to complete extinguishment ? 2.3.5

A

YES 2.3.5 i.e. flouroprotein and Alcohol (polydol)

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1
Q

What does FIMM stand for and where is it located ? 2.4 C

A

Foam Injection Metering Module (FIMM)
Built into the Satellite pumpers

Satellite Units also carry a portable FIMM, which can be used if the built in FIMM is O.O.S. Or the back up Satellite Unit with a conventional pumper will operate. 2.4 C

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2
Q

Finished firefighting foams are ____________ than the fuels they are placed on and thus ___________ on the __________ of the fuel. 2.6

A

Lighter, float, surface

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3
Q

What are the four primary methods of extinguishment that foam provides ? 2.6

A

Smothering 2.6
Suppressing
Separates
Cools

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4
Q

Flouroprotein foam is not suitable for polar solvent fuels, nor is it effective on pure MTBE.
3.1.1

 True.    Or.     False
A

True 3.1.1-7

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5
Q

Is Flouroprotein foam compatible with dry chemical extinguishing agents ?

 Yes.    Or.    No
A

Yes

3.1.1-8

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6
Q

Flouroprotein foam concentrates that the FDNY purchases are suitable for use in our Northeast climate. What is the pour point of these concentrates ?

A

Pour point approx. 10 Degrees Fahrenheit. 3.1.1-9

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7
Q

Flouroprotein foam does not spread across the surface of a fire as quickly as AFFF. However, flouroprotein’s slower drainage rate produces better ___________ and ___________ resistance.

A

Flashback and burn-back

3.1.1-10

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8
Q

Flouroprotein foam can be generated with either fresh water or salt water.

      True.         Or.          False
A

True

3.1.1-11

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9
Q

What is the superior fire extinguishing concentrate for both hydrocarbon fuels ( gasoline, fuel oils, etc.) as well as polar solvents ( alcohols, ketones, etc. ) ?

A

Flouropolydol

3.2.1-1

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10
Q

Flouropolydol is used at what rate for hydrocarbons and what rate for polar solvents ?

A

3% rate for hydrocarbons
6% rate for polar solvents

3.2.1-1

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11
Q

What is the preferred foam to use if entry into a pool of fuel must be made ?

A

Flouropolydol

Flouropolydol also has excellent resistance to disruption by wind and water spray.

3.2.1-2

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12
Q

Which foam type can be used through a standard fog nozzle where reach of the stream is a consideration, or in other specialized circumstances ?

A

AFFF

3.3.1-2

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13
Q

AFFF is excellent on what types of fuels ?

A

Fuel oil
Kerosene
Jet fuel

3.3.1-4

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14
Q

FDNY’s use of AFFF is limited to what appliance?

A

2 1/2 gallon pressurized water extinguisher, which uses a straight bore nozzle. 3.3.2

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15
Q

What are the Four types of foam concentrates and their identifying colors ?

A

Flouroprotein - Brown
Alcohol - Green
Hi - Expansion - Yellow
AFFF - Black

3.5

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16
Q

At times, the department will intentionally apply two different types of finished firefighting foam at an incident. When is this routinely done ?

A

This is routinely done at aircraft incident. 3.6.2

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17
Q

The premixing of Flouroprotein foam solution can be accomplished by dumping ________________ of concentrate into a ________ gallon booster tank and _________________ are required for a ______________ tank. This would produce a _____ solution. When would this operation be implemented ?

A

Three 5 gallon cans, Four 5 gallon cans, 3%
This should only be done when a foam educator can NOT be placed into operation.

The pumper should NOT be connected to a hydrant.
4.2

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18
Q

What is the most common way to produce foam solution ?

A

In-line educators.

5.1

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19
Q

How many cans of Flouroprotein concentrate are ladder companies required to carry ?

A

Two 5 gallon cans

6.1.1

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20
Q

How many cans of Flouroprotein foam concentrate are engines required to carry ?

A

Three 5 gallon cans

6.1.2

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21
Q

In conjunction with foam ops. every engine company has been issued what two tools ?

A

An 1-3/4 handling foam educator (flows between 95 and 120 gpm) & An aerating foam nozzle
( used at small scale incidents, 600 sq’ or less )

6.1.2

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22
Q

How many gallons of foam concentrate does a first alarm assignment of 3 & 2 provide and up to how many foam hand lines ?

A 
65 gallons (13 - 5 gallon cans) 
3 aerating foam nozzles

6.1.3

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23
Q

Master stream nozzles are used at the largest type of foam operations such as oil tank farms or a large capacity tank truck that has spilled its product or a large spill over how many feet ?

A

2000 sq’

5.4

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24
Q

How many foam depots are throughout the 5 boroughs ?

A

19

6.2.1

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25
Q

How many foam carriers are in service ? How many gallons of Flouroprotein concentrate or flouropolydol do they carry ? They are equipped with a __________ foam deck pipe and ___________ eductors for handline ops. as well as ____ lengths of _____ hose for water supply ?

A

10, 1000, 310 gpm, portable, 10, 3-1/12

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26
Q

What type of foam generators are the foam carriers and Satellite units equipped with ?

A

7500-CFM Hi-Ex foam generator

6.3.1 & 6.4.1

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27
Q

The Foam Tender is a specially designed foam tank truck, which transports ___________ gallons of concentrate to an incident. It has three separate ____________ gallon tank compartments aboard, all of which carry __________________ foam.

A

3000, 1000, Flouroprotein

6.4.2

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28
Q

How many Foam Coordinators will respond to all incidents where the signal 10-86 or 10-87 is given ?

A

2 BATTALION CHIEFS
who will be technical advisors to the IC

6.4.3

29
Q

If the IC has any doubts about about a product, what should be done ?

A

Cover it with foam

7.

30
Q

If there is no hazard with leaving a spill uncovered it will greatly assist in recovery of the product.

      True.         Or          False.
A

True 7.

31
Q

What should you consider when beginning operations at all types of flammable/combustible liquid incidents ?

A

Position apparatus UPWIND
Position apparatus UPHILL
IDENTIFY the product
Transmit 10-80 with appropriate code

7.1

32
Q

What must you ensure before beginning a foam operation ?

A

Ensure the correct foam is present.
Also, ALWAYS make sure there is enough foam on the scene to extinguish/blanket the spill before beginning the operation.
Transmit add. Alarms/Signal 10-86 if the incident is beyond the 1st alarm assignment capability.

7.1

33
Q

Stretch a foam hand line and put this line in operation if:

A

on FIRE
Dealing with FLAMMABLE LIQUID
Personnel are going to WORK IN THE AREA
EXPOSURE PROBLEM

7.1

34
Q

Eliminate all sources of ignition starting with down hill and down wind. It is important to remember that these vapors are:

A

Heavier than air and will collect in basements and depressions.

7.1

35
Q

How should a fire in a confined area be extinguished ?

Tanks, Pits, etc.

A

If there is SUFFICIENT FREEBOARD on the interior of a tank, direct the stream AGAINST THE BACK or SIDE of the burning area so the foam falls gently over the surface.

7.2.1

36
Q

If the top of the container is close to the ground, and there is little or no freeboard inside the tank how should you direct the stream ?

A

Directed at the ground in front of the tank to BOUNCE the foam onto the burning surface.

7.2.2

37
Q

If the tank is filled to the top what should be done ? Also what should we insure if we are going to extinguish this fire?

A

BULK OIL PERSONNEL will have to REMOVE SOME PRODUCT via the BOTTOM of the tank.

Insure that the product level is within FIVE FEET of the top of the tank before commencing extinguishment. 7.2.4

38
Q

What is the area in the plume, located on the upwind side of the tank called ?

A

The “Window”
It is a small area where the flames aren’t as tall.

7.2.4

39
Q

With one foam hand line in operation, how much area will you be able to extinguish and approximately how much operating time will you have ?

A

Approx. 600 sq ‘ (20x30)
Approx. 22 minutes.

Using 2 hand lines simultaneously, you can increase your area but will your reduce operational time.

7.3.1

40
Q

On a first alarm assignment (3 & 2) how many foam hand lines can be put into operation ?

A

3

41
Q

NFPA 11 recommends having a ________________ supply of concentrate on hand for spill fires.

A

15 minute

Note: 7.3.1

42
Q

If a spill is contained or not flowing how do we attack the spill ?

A

> On the ground ahead of the fire to bounce the foam onto the fire.
deflect stream against something and allow foam to slide down and work it’s way across the burning liquid.
direct foam stream skyward in a slow back/forth motion allowing foam to fall gently as possible over surface.

7.3.2

43
Q

If entry into a foam blanket must be made what should it be limited to ?

A

Trapped or injured victims

7.3.6

44
Q

The petroleum industry now uses tankers that have a capacity of ______________ gallons and are constructed with an _____________ shell. The old style tankers have a ___________ to __________ gallon capacity and are made of _____________.

A

14,000 aluminum
3,000 to 4,000 steel

7.4.1 - 7.4.2

45
Q

You arrive on the scene of a reported spill on the roadway and the truck driver has pulled off to the side of the road. He states that his tanker was leaking and that he has repaired it. You as an officer should know that once a spill in a tanker truck has been abated and the leak stopped, what decision has to be made ?

A

Whether or not to allow the tanker to proceed or have it off loaded.

7.4.1 -D

46
Q

If a decision has been made to allow a tanker that was leaking to continue to its loading facility with the leak intact. What is the course of action ?

A

An engine company will escort the tanker to its loading facility if it is within New York City. If the truck has to leave New York City, notify the adjoining jurisdiction and escort the vehicle to the border.

Vehicle in no condition to move, contents must be off loaded.

7.4.1.-D

47
Q

What must never be done if a tanker truck has rolled onto its side and must be off loaded at the scene ?

A

NEVER attempt to upright a loaded vehicle.

7.4.2

48
Q

If the threat of a BLEVE exist while on the scene of a Tank Truck Accident with a fire it is extremely important to do what ?

A

It is extremely important to get a large calibre stream on the vapor area of the tank quickly.

7.4.3

49
Q

After you stretch the initial foam hose line(s) for this operation have a separate pumper test and hook up to a hydrant. What is the function of the second pumper ?

A

2nd pumper will SUPPLY the FOAM carrier when it arrives ?

7.4.3-C

Foam Evo. #2

50
Q

There are two basic fuels used in aircraft you need to have knowledge of when operating at airplane incidents requiring foam. What are they ?

A

> AVIATION GASOLINE - similar to automobile unleaded gasoline but with higher octane.

> JET A - kerosine base fuel

7.5

51
Q

One of the priorities of the FDNY will be to supply water to the PAPD’s “larger” Oshkosh crash vehicles. How much foam do these rigs have ?

A

Oshkosh crash vehicles have enough foam to supply themselves (5)FIVE TIMES. The FDNY needs to supply water to these vehicles.

7.5.1-C

52
Q

At Bulk Oil Tank Incidents it is important to get at least ONE Tower Ladder as close to the tank as possible. If possible, leave access for a _____________. ?

A

Satellite

7.6.5

53
Q

At Bulk Oil Tank Incidents quick water applied to what, is essential ?

A

Exposures before they become involved.

7.6.7

54
Q

What is more dangerous, a tank full of product or a tank full of vapors ?

A

A tank full of VAPORS is MUCH more dangerous.

7.6.7

55
Q

The identifying clue to recognizing a pressurized container is the ___________________.

A

Rounded Ends.

THESE MUST BE COOLED !!!

7.6.8

56
Q

When operating at a pressurized container how should the hose lines be positioned ?

A

From the sides of the tanks

7.6.8

57
Q

If the pressure relief valve in a pressurized container increases in noise and/or the flame jet increases in height. What does this indicate and what should be done ?

A

This indicates a serious BLEVE potential and members should withdraw will all but unmanned lines.

7.6.8

58
Q

Remember, while cooling anything in the dike area with water or foam you are filling the dike with water. What must you make sure of ?

A

You have to make sure the dike does not overflow. It may be necessary to open the drains of the dike area to allow water run off. Consult with plant personnel.

7.6.9

59
Q

Many times when a dignitary arrives in the city, what precautionary measures are taken ?

A

A foam line is stretched to protect the landing area in case of a crash. This can occur at heliports, airports, in a field, or any other landing zone.

7.8.1

60
Q

When a member has to enter into a foam blanket to rescue an injured or trapped victim what should be done to secure the integrity of the foam blanket and protect the member ?

A

A foam nozzle should be directed at the back of the members’ knees as they advance. Foam will flow down and fill in the disrupted area as the member advances.

7.9.2

61
Q

When using the AFFF extinguisher the film created might be unstable, what should be done as a precaution ?

A

As a precaution a foam hand line should be made ready.

2.4 -A

62
Q

When storing foam canisters how high should they be stacked ?

A

Foam concentrate should not be stacked more than (2)two can high.

9.1

63
Q

When a can of protein based foam reaches _______, or an AFFF or Hi-Ex foam can reaches ________, the foam should be used for what purposes ?

A

10 years
20 years
Drill purposes

9.5

64
Q

Where should field units requiring additional cans of Flouroprotein, Alcohol Resistant Flouroprotein and HI-Ex obtain these cans ?

If AFFF foam concentrate is needed, where should units obtain it ?

A

Foam Depots

Requisition AFFF from Technical Services Division

10.8

65
Q

Foam eductors, pick up tubes, FIMMs, generators, hose pumps, etc. are to be washed out and cleaned after every use. How long should equipment be flushed out ?

A

@ least 15 minutes

11.1

66
Q

What will happen to valves, pumps and gates of foam pumpers if they are not operated regularly ?

A

They will become fused shut

11.2

67
Q

Hi Ex foam is primarily used to control what types of fires ?

A 
Fires that are inaccessible or difficult to approach due to excessive heat. Particularly suited for indoor class A fires in confined spaces. 
12.1
68
Q

Hi Ex foam should NOT be used on ?

A

Alcohol or Polar Solvents

12.5

69
Q

True or false : Hi Ex foam can be developed with Fresh or Salt water ?

A

True

12.7

70
Q

How do you identify the Hi Ex eductor ?

A

1” yellow band painted around the throat

12.7 - 1

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