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Engine Company Fire Ground Operations > Engine Conpany > Flashcards

Engine Conpany Flashcards

0
Q

Travel of hear through space?

A

Radiation

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1
Q

3 ways fire travels

A

Radiation
Conduction
Convection

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2
Q

Travel of heat through motion and heated matter?

A

Convection

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3
Q

Is the travel of heat through a solid body?

A

Conduction

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4
Q

Which if the three sources of heat travel can contribute to flashover alone?

A

Convection

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5
Q

Which source of heat travel contributes to flash over, however can not cause flashover alone?

A

Radiation

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6
Q

A portable unit that can be either mounted on or detached from pumper

A

Deluge set

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7
Q

Disadvantage if the reverse lay?

A

Does not get water to the fire as fast.

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8
Q

What type of building might you not be able to see a fire in the rear?

A

Garden apartments

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9
Q

Standard way of indicating that a room has been searched, so there is no duplication?

A

Place light furniture in the doorway with legs pointing it of the room.

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10
Q

3 factors influence the movement of water?

A

The water source
The pumper
The hose

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11
Q

There are 4 possible sources of water at the fire ground

A

Water main
Drafting
Booster
tankers

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12
Q

Static pressure

A

Pressure of the hydrant at rest

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13
Q

For 5% drop
10%
20%

A

5 3 equal
10 2 more equal
20 1 more equal

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14
Q

What is a triple combination pumper?

A

Pump
Booster tank
Hose

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15
Q

During relay pumping What pressure should be pumped?

A

150psi

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16
Q

For safest and most effective operations for interior firefighting where civilians and ff will be in the area, what should be used?

A

Solid stream or dog nozzles adjusted to straight stream

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17
Q

The ___ degree fog angle produces a combination of reach and fog pattern

A

30 degree

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18
Q

Solid stream from a fog nozzle is still a ___ stream

A

Broken

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19
Q

A typical 1 1/2” line equipped with a fog nozzle will discharge under proper pressure from ___ to ____ gpm

A

90-100gpm

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20
Q

1 3/4” can discharge with either dog or solid stream ____ gpm

A

200

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21
Q

3 types of fog nozzles

A

Constant flow
Variable adjustable
Automatic

22
Q

Disadvantage of an automatic nozzle?

A

Will produce 100psi nozzle pressure and maintain a “good looking stream” but it may be ineffective.

23
Q

When lines are take up face of the building, how many sections of hose are required to reach 5 stories?

A

1

24
Q

How many sections needed for each floor when going up stairways?

A

1 section

25
Q

Backup lines should have a ____ reach an deliver _____water than the initial attack lines. In general backup lines should be ____?

A

Greater reach
More water

One size larger

26
Q

When are back up lines to be used?

A

When Initial attack lines cannot quickly control the fire.

27
Q

Ideal position for exposure protection?

A

One that maximizes the reach and effectiveness of that stream while providing ff’s shelter from radiant heat

28
Q

Where are vertical channels normally placed in commercial buildings?

A

Toward the rear

29
Q

Where are vertical channels placed in apartment buildings?

A

Most often found near the kitchens and bathrooms. Each shaft is placed so as to serve two,four or more apartments

30
Q

I attack a fire from below, an opening should be made at about ?

A

Waist high

31
Q

What’s a wagon pipe?

A

Deck gun

32
Q

Gpm of a 1 3/4 too on master stream?

A

800 gpm

33
Q

2 inch rip gpm of master stream?

A

1,000 gpm

34
Q

1 1/2” too of master stream gpm?

A

600

35
Q

No more than ___ft of hose between a pumper at the fire and a heavy stream?

A

100ft

36
Q

Interior hose stations to be used by occupants of a building is referred to as?

A

House line

37
Q

Minimum flow and psi required for wet system standpipe?

A

250gpm

65 psi to the roof

38
Q

Second requirement of wet standpipes is ___psi on a ____ tip to ___ft of ___” hose?

A

40psi
1 1/8” tip
100ft
2.5”

39
Q

Two problems with house lines?

A

Poorly maintained Rarely tested

Secondly due to over confidence residence they do not call 911 immediately.

40
Q

Most modern codes require a riser outlet within ___ft of every office and apartment door?

A

125ft

41
Q

A standpipe connection is generally placed on ____, within ____ on which the words standpipe system?

A

The wall

A rectangular plate

42
Q

Automatic sprinklers are places within a _____ plate?

A

Circular

43
Q

Minimum size for a standpipe is ___”

A

4”

44
Q

When hooking up to a standpipe, which side do you hookup first?

A

Left

45
Q

Most standpipes are tested to?

A

225psi

46
Q

What is a wall hydrant?

A

Outlets from gravity tanks, elevated water sources.

47
Q

How many daft will a sprinkler head cover?

A

100 SQFT

48
Q

4 types of sprinkler systems?

A

Wet
Dry
Preaction
Deluge

49
Q

What is a reaction system?

A

A dry system with the addition of of air exhausters controlled by heat detectors.

50
Q

What is deluge system?

A

Designed to deliver large amounts of water, heads are open at all times.

51
Q

Sprinklers are tested at?

A

200psi

52
Q

Set to ___psi for sprinkler system

A

125psi

Engine Company Fire Ground Operations (1 decks)

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