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LAFD Volumes > *Volume 3 > Flashcards

*Volume 3 Flashcards

1
Q

The 3 bag maxi force airbag system has rating of ____ tons

A

56 tons

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2
Q

The 7 bag maxi force airbag system has a rating of ___ tons

A

236 tons

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3
Q

The aluminized ceramic blanket is what size?

It was primarily designed to be used in association with what two pieces of equipment?

A

6’ x 8’

Rotary saw and cutting torch

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4
Q

When cutting, the axe should strike the wood with an angle of about ___ degrees

A

60 degrees

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5
Q

How should you cut wood lath and plaster walls to avoid damaging adjoining plaster?

A

Down the center of the stud

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6
Q

How should you cut drywall with an axe to avoid damaging adjoining drywall?

A

Cut just inside the stud

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7
Q

Should you work upward or downward when using a battering ram to breach a brick wall?

Which end of the battering ram should you use?

A

Downward with forked end creating a diamond shape

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8
Q

The claw tool comes in what two lengths?

A

30” and 42”

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9
Q

What is the size of the floor runner?

A

6’ x 18’

Folded to a 3’ width and rolled

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10
Q

What is the size of the mattress carrier?

A

6 1/2’ x 9 1/2’

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11
Q

What is the size of the rubbish carrier?

A

4 1/2’ x 4 1/2’

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12
Q

What is the size of a salvage carrier?

A

12’ x 18’

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13
Q

What is the size of the salvage pan?

How deep is it?

A

32 1/2” x 18”

5” deep

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14
Q

The Department uses two types of squeegees : a ____ inch curved type is used only to push and a ____ inch straight type that can be used to push or pull water.

A
  1. 36”

2. 24”

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15
Q

Can equipment carrying straps be used as safety straps?

A

No

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16
Q

Where are the nylon straps (ladder straps) placed on straight ladders?

A

Tip and base of ladder

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17
Q

Where are the nylon straps (ladder straps) placed on extension ladders?

A

Tip and base of fly section

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18
Q

Can safety straps be used for carrying equipment?

A

No

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19
Q

The submersible pump shall not be operated from a portable generator of less than _____ watts due to starting current requirements.

Also, what size hose connections does the submersible pump have?

A

2500 watts

1-1/2”

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20
Q

When shall swift water equipment be carried on apparatus?

A

Year round

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21
Q

The water vac has a ___ gal holding tank

A

8 gal

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22
Q

Porter wire cutters are used on ordinary steel rods and wire up to ____ inch in diameter.

A

3/16”

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23
Q

The air pressure type extinguisher has a capacity of ___ gallons.

A

2 1/2 gallons

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24
Q

The water gun extinguisher tank is maintained under air pressure of ___ to ___ psi.

A

90-110 psi

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25
Q

Carbon dioxide is stored in steel cylinders extinguishers under a pressure of ____ to ____ pounds.

A

800 to 900 pounds

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26
Q

The CO2 inside the extinguisher has an expansion ratio of ___ : 1 once released

A

450

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27
Q

Each CO2 cylinder is protected by a safety disc which will rupture if the extinguisher is subjected to a continued temperature exceeding ___ degrees F

A

135 F

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28
Q

The type of CO2 extinguisher in use by the Department has a net content of ___ pounds

A

20

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29
Q

The discharge time of a 20 pound CO2 extinguisher is approximately ___ seconds

A

60

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30
Q

CO2 extinguishers are weighed how often?

A

After use and monthly

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31
Q

Extinguishers normally containing 20 pounds of CO2 shall be recharged when contents have been reduced to ___ pounds

A

15 pounds

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32
Q

The dry chemical extinguisher discharges ___ lbs. of dry chemical compound

A

20 pounds

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33
Q

dry chemical is approximately _____ as effective as CO2 on hydrocarbon fires.

A

Twice

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34
Q

The discharge time of a 20 lb. dry chemical extinguisher with the valve fully open is ___ seconds.

A

10 seconds

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35
Q

Dry powder extinguishers are usually carried by crash companies and have a net capacity of ___ pounds

A

20 lbs

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36
Q

The equipment line is how long and how thick?

A

150’ long

5/8” thick

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37
Q

The equipment line has a _____ lbs breaking strength and it’s working load is _____ lbs

A
  1. 13,000

2. 2,600

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38
Q

How often should the equipment line be inspected?

A

After every use and monthly

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39
Q

What are the two ways the equipment line should be cleaned?

A

Warm water with approved cleaner

Cold water only

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40
Q

A drop line is 150’ of ____ inch Dacron braided line

A

5/16”

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41
Q

Per vol 3:

For safety, a completed knot should have a minimum ___ inch tail

A

18”

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42
Q

How do you determine the proper rung to wrap the drop line rope below when hoisting a ground ladder?

A

Length of ladder divided by 5 and multiply by 2

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43
Q

When hoisting a roof ladder, the rope is wrapped around both beams below the ____ rung from top

A

3rd

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44
Q

When hoisting ladders, the rungs are face up or face down?

A

Face down

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45
Q

Which ground ladders permit only one member to climb at a time?

A

10, 12, 14, and 16

46
Q

Which ground ladders permit only two members to climb at a time?

A

20, 24

47
Q

Which ground ladder permits only three members to climb at a time?

A

35

48
Q

Which roof ladders permit only two members to climb at a time on a pitch roof?

A

10, 12, 14

49
Q

Which roof ladders permit only three members to climb at a time on a pitch roof?

A

16, 20

50
Q

A minimum of ____ coats of clear finish should be applied to all new and sanded down ladders

A

2

51
Q

The proper climbing angle of a ladder is approximately ___ degrees.

A

70

52
Q

To obtain a proper climbing angle, the base of the ladder should be placed at a distance from the building or objective equal to approximately ____ the desired height

A

1/4

53
Q

The right member responsible for ___ placement of the ladder, the left member for the ____.

A
  1. Top

2. Base

54
Q

Which straight ladders are generally used for reaching roofs of one story structures, windows on second floors, etc

A

16, 20, 24

55
Q

Extension ladders should normally be extended ___ ft above windowsills or fire escape balcony railing

A

One

56
Q

Extension ladders should be extended a MINIMUM of ____ feet or more above parapet walls, roofs, etc.

A

3

57
Q

Which extension ladder is useful for inside work and as a stepladder.

A

12ft ext

58
Q

Which extension ladder is useful for inside work? It is used to access attics through scuttle holes, can be made into stepladders, etc.

A

14ft ext

59
Q

Which extension ladder is made of two 7 foot sections?

A

12ft ext

60
Q

Which extension ladder is made of two 9 foot sections?

A

14ft ext

61
Q

Which extension ladder is made of two 12 foot sections?

A

20ft ext

62
Q

Which extension ladder is used to reach fire escape balconies, roofs of two and some three story buildings, second and third floor windows, etc?

A

35ft ext

63
Q

Which extension ladder is made of two 20 foot sections?

A

35ft ext

64
Q

When hoisting ground ladders aloft, the drop line should be between the ladder and the building.

A

Only highlight

65
Q

When lower ladders via a drop line, the ladder should be between the rope and the building

A

Highlight only

66
Q

When completing the final folds of the salvage cover, two members face each other at one end of the cover and fold end in approximately __to__ inches

A

8-10”

67
Q

Which salvage cover throw is used for covering stock, counters, merchandise or furniture where there is no danger of breakage?

A

One member throw

68
Q

Which salvage cover deployment option is a two-member operation used where conditions require the careful placing of a cover to avoid displacing or damaging goods?

A

Counter payoff

69
Q

Which salvage cover deployment option is used for covering piles of merchandise or objects over which there is plenty of room to float a cover.

A

Two member balloon

70
Q

When sealing floors with salvage covers, a ___ft minimum lap up walls should be considered.

A

1

71
Q

Salvage covers shall be removed from apparatus and replaced with clean, dry covers at least once each ___ calendar months or within ___ hours when damp or dirty.

A
  1. Two

2. 24hrs

72
Q

When replacing salvage covers on the apparatus, where shall it be documented?

A

F-128 (Hose and Salvage Cover Record)

F-2 (Journal)

73
Q

What three cleaners may be used for cleaning the chain saw, rotary saw and smoke ejectors?

A

Kerosene, #325 solvent, and diesel fuel

74
Q

Can you use water to clean the chain saw, rotary saw and smoke ejectors?

A

No

75
Q

What should you use to clean the inside of the canteen?

A

Bicarbonate of soda and warm water

76
Q

Horizontal movement of large streams (2-1/2” or larger hose) from an aerial ladder, shall not exceed ___ degrees in either direction from an “in-line” position with the beam and truss.

A

15

77
Q

How often should the 3” ladder pipe hose be tested? Who is ultimately responsible for this testing?

A
  1. Annually

2. Station commander

78
Q

The 3” ladder pipe hose shall be tested to ___ psi for ___ minutes.

A
  1. 300

2. 5

79
Q

What forms need to be completed after testing ladder pipe hose?

A

F-129 (Annual Hose Test Record)

F-2 (Journal)

80
Q

The service life of the ladder pipe hose is ___ years.

A

10 years

81
Q

What is the form used to record the hose inventory of the ladder pipe hose?

A

F-121 (Hose Inventory Record)

82
Q

When stenciling ladder pipe hose, apply the numbers from left to right starting ___ inches from the coupling

A

6

83
Q

What size stencils shall be used to identify company hose?

A

1 1/2”

84
Q

Assigned salvage covers shall be identified with the station number where?

A

In the corners

85
Q

Remain at least ____ feet from helicopter unless otherwise assigned.

A

100

86
Q

The size of the rescue air cushion that is designed to rescue people from heights up to 100’ is?

A

18’x25’x9’

87
Q

Rubber gauntlet gloves will be exchanged and tested with _____ volts of electricity every ___ days by the Department of Water and Power.

A

10,000v

60 days

88
Q

What size halyard rope is used for 20 foot extension ladders?

What size is used for the 35 foot extension ladder?

A

3/8

5/8

89
Q

How many TOP folds do you grab when performing a one member throw of a salvage cover?

A

3 to 4

90
Q

What size ladder pipe tip shall be carried attached but may be changed at the scene of emergencies depending on primary use of the heavy stream?

A

1-3/4” 800 gpm smooth bore tip

91
Q

Vol 3:

LAFD Aerial ladder trucks carry a complement of ground ladders exceeding _____ ft in length.

A

200

92
Q

Vol 3:

Before the heavy streams of a boat are directed toward a fire, ____ short blasts are sounded on the air horn.

A

4

93
Q

Axe work:

When cutting flooring or roof sheathing, sound with the head of the axe to determine the location of joists or rafters, then make the cut as _____ (close or far?) as possible to joists or rafters

A

Close

This gives a firmer foundation for the cut

94
Q

Axe work: true or false?

Long, arching swings should be used with the pickhead axe.

A

False, this method increases the danger of hitting other members or overhead obstructions.

95
Q

What part of the axe should be used for breaking glass?

A

The flat side of the axe head

“Stand to one side and strike the panel near the top, keeping the axe handle ABOVE the horizontal to eliminate the danger of glass sliding down the handle and cutting the hands.

96
Q

Hose roller:

It is preferred that the hose roller be secured to the reinforced rung of the ____ section of the aerial ladder to prevent the lifeline from slipping over the end of the aerial during litter basket and rescue harness operations.

A

Fly

97
Q

Sprinkler heads vary in temperature rating with the average being ____ degrees.

A

165°

98
Q

For best results, how should a CO2 extinguisher be applied?

A

By applying the gas at the base or edge of the fire and gradually progressing forward and upward, moving the cone slowly from side to side

99
Q

For best results, how should a dry chemical extinguisher be applied?

A

By “floating” the dry chemical in over the fire. This can be done by holding the nozzle about waist high, aiming the nozzle straight forward or slightly upward (rather than down into the fire)

100
Q

When carrying a roof ladder up a ground ladder with two members:

With the top member in position, the base member climbs the ground ladder until his head is even with the _____ rung below the feet of top member and places arm between convenient rungs of roof ladder. Now both members climb in unison.

A

Second

101
Q

If a 16 or 20 foot roof ladder is carried up by one member, climb with arm between most convenient rungs slightly _____ (above or below?) middle of ladder

A

Above

The weight above the shoulder will facilitate sliding roof ladder onto the roof.

102
Q

When sealing or bagging a room with salvage covers, a ____ foot overlap between covers is recommended.

A

1 foot

103
Q

When setting up a stairway drain, the top edge of the upper salvage cover should be placed _____ (above or below?) the lip of the top step.

A

Below

104
Q

When normal methods of water removal are impractical, the what alternates may be used?

A
  • Sewer pipes
  • Scuppers
  • Floor drains
  • Toilet bowls
105
Q

The minimum diameters of helicopter landing sites are to be _____ feet for the larger helicopters and ____ feet for the smaller helicopters

A

100

60

106
Q

If water is suspected in a station fuel tank, handle as an ______ (emergency or non-emergency?) repair. Public Buildings will make a check of the tank using water detecting paste.

A

Emergency

107
Q

Each _____ morning a Company Commander shall cause the house fuel storage tank to be checked and shall reorder fuel when necessary

A

Monday

108
Q

With five gallons of gasoline, add ___ ounces of 50 to 1 oil. With one gallon of gasoline, add ___ ounces of 50 to 1oil.

A

16 oz

3 oz

109
Q

Gasoline supply:

  • Single fire stations should mix a ____ gallon supply at a time and hold the remaining oil in reserve
  • Task Force stations should mix a ____ gallon supply at a time and hold the remaining oil in reserve
A

1

5

110
Q

The incident clock is announced by MFC at every ____ minute interval once the first dispatch unit arrives onscene

A

10

111
Q

The two maxi force air bag systems currently in use are a ____ bag system and a ___ bag system

A

3 and 7

LAFD Volumes (27 decks)

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