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Engineer Prep > Tb 149 - 179 > Flashcards

Tb 149 - 179 Flashcards

1
Q

First responders usually arrive to a structure fire in________minutes?

A

7 to 10 minutes

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2
Q

Residential sprinklers will cover how many square feet?

A

12 x 12

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3
Q

Home fires reach deadly proportions within how many minutes?

A

Three minutes

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4
Q

Residential fire sprinklers are required when a portion of a patio extends how many feet from an exterior wall?

A

4 feet

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5
Q

Statistically________ of all fire deaths occur at home?

A

2/3

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6
Q

All of the following are true about residential sprinklers

A

Temperature range 135 to 175
Prevents flashover
Quicker, activating heads
Can flow two heads for 10 minutes

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7
Q

Residential sprinklers are required when building and unattended structure _________ feet or longer?

A

200 feet

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8
Q

Residential sprinkler law came effective when?

A

January 1, 2011

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9
Q

Minimum residential sprinkler water requirements are capable of flowing?

A

Two heads

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10
Q

Residential sprinkler law applies to all new?

A

One and two family dual and manufactured homes

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11
Q

Which of the following are true about residential sprinkler signage?

A

Required
Non-regulated

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12
Q

All the following sprinkler piping can be used in residential construction?

A

Copper
Black pipe
Thin walled steel
Schedule 40

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13
Q

Due to cost, fabrication time in fire resistiveness chlorinated polyvinyl chloride pipe is commonly used in residential sprinkler systems. CPVC is a lightweight_________ rigid plastic pipe?

A

Orange

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14
Q

Residential sprinklers reg 4 tested?

A

Never, only when construction is complete

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15
Q

Do painted sprinkler heads hamper operation?

A

Yes, always
Tb says sometimes

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16
Q

Due to cost, fabrication time in fire resistivness, lightweight_______ pipe is commonly used in residential sprinkler systems?

Life expectancy of sprinkler heads?

Can cover sprinkler head while painting with Max thick plastic?

A

CPVC

50 years

3 mil plastic

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17
Q

The Drager X AM, 5000 gas detector monitors all the following gases?

  • 4 gas specific sensors
A

Hydrogen Sulfide H2S*
CO *
02 *
Hydrogen Cyanide HCN*

Explosive vapors
Methane

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18
Q

The Drager, X AM, 5000 gas detector she’ll be calibrated a minimum of every?

A

Six months

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19
Q

The Drager 5000 she’ll be use for all the following?

A

Confined space
Hazmat

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20
Q

What type of sensor does the drager 5000 use for gas detection?

A

Catalytic combustible

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21
Q

All the following is true about the Drager 5000?

A

Water safe
Intrinsically safe
No mechanical pump

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22
Q

With the Drager 1/3 battery full symbol flashes on the right side of the display, the battery will last for how many more minutes?

A

20 minutes

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23
Q

While using the Drager 5000, if oxygen is greater than _____ percent. It is unsafe and you shall leave?

A

23.5

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24
Q

When using the Drager 5000 and the oxygen is less than_______ percent the meter may reading, incorrect?

A

10

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25
Q

When replacing the batteries, the draeger 5000 takes 30 minutes to warm up and uses what type of batteries?

A

2AA

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26
Q

The Drager combustible electro chemical sensors display in?

A

Millions

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27
Q

Do not store the Drager 5000 near________ or spray on the meter?

A

Silicone

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28
Q

If the atmosphere conditions caused the meter to alarm while using Personnel shall?

LEL
Low?
High?

A

Leave immediately

10% L
20% H

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29
Q

When performing the fresh air calibration on the Drager, 5000, the display message will be 159 with the symbol________ signifying a warning message?

A

!

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30
Q

When establishing a progressive Hosley, each junction will have a___________ nozzle attached to the 1 inch hose line?

A

10/40

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31
Q

Each company shall receive for smoky packs and additional_________ FEET OF 1 INCH HOSE, AND__________ feet of inch and a half hose

A

400 and 400

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32
Q

What is the disadvantage of a simple hose lay?

A

Must stop water to extend

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33
Q

There are two methods for applying hose at a brush incident. What are they?

A

Simple and progressive

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34
Q

How many pounds does each Smoky pack weigh?

A

26 pounds

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35
Q

When establishing a progressive Jose, the trunk line, she’ll be a minimum of?

A

Inch and a half

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36
Q

How many pounds do each section of inch and a half lightweight hose weigh?

A

7 pounds

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37
Q

When establishing a simple hose, Leota brushfire, use double jacket hose from the transverse bit of the engine. What size hose is commonly used?

A

1 and one and a half inch

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38
Q

Progressive Hosley provide for continuous application of water, while extending delay with lateral junctions at__________ feet intervals?

A

100

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39
Q

Using the new brushes packs, each company should be able to make________drops?

A

Three

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40
Q

What is the service test of light weight 1 inch hose?

A

300 psi

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41
Q

It is recommended that lightweight brush is gonna be tested on?

A

Grass
Light fuel bed

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42
Q

When loading the smoky Pat, continue to feed the hose into the backpack, totally flaking it in a zigzag fashion. Well loading secure the hose with marking tape or flagging every.__________ feet until the 1 inch line is completely loaded.

A

8-10

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43
Q

For three adapters, 1 inch, national standard thread to national pipe, thread, and NPT to NST. She’ll be painted__________ For identification.

A

White

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44
Q

The Smoky pack inventory of the 1 1/2 inch 1880 GPM dual gallonage nozzle is________ per company.

A

One

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45
Q

Extraction devices used in making butane honey oil appears to look like pipe bomb with caps. One Capt will have one drill hole while the other has?

A

Multi drilled holes

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46
Q

The smoky pack inventory of rubber bands is________ per pack?

A

2

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47
Q

Sufficient size and suitable location to protect Firefighters from hazards without using a fire shelter?

A

Safety Zone

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48
Q

In the wild win in her face, beware of grades greater than________ percent?

A

15%

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49
Q

All the following are true about interface.

A

Clear lines of demarcation
Roads
Mora potential for house to house ignition

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50
Q

A preplanned area we are Firefighters immediately can take refuge is called a ?

A

TRA

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51
Q

Spot fires in a while and can be fine if not within how many feet of a Power pole?

A

100 feet

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52
Q

Tactical maneuvers can be __________and _________.

A

Offensive and defensive

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53
Q

Use the draw D as levels of engagement and incorporate a __________ attitude, and every level of engagement.

A

Can Do

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54
Q

When fighting fire in the wild Lynn, always keep a minimum of how many gallons of water in your tank?

A

100 gallons

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55
Q

All of the following are true about intermix

A

Structure scattered throughout wildland
Each assessed independently

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56
Q

Safety zone, and TRA are present and constructed and lack of defensible space requires Firefighters to implement protection during fire front contact

A

Threaten defensible

57
Q

When evaluating a structure for structural protection, minimum clearance should be________ feet?

A

100

58
Q

All is true about preparing a structure for oncoming fire?

A

Advise residence to leave
Clear area around fuel tanks

59
Q

All the following are wildland, structural protection, tactical action.

A

Check and go
Prep and go
Prep and defend
Fire front following
Bump and run
Anchor and hold
Tactical patrol

60
Q

This type of hillside home is also known as a stilt home?

A

Cantilever

61
Q

All of the following are types of hillside homes

A

Descending
Cantilever
Ascending

62
Q

What is one alternate method of checking for a potential fire below you on the hillside home?

A

Heathole with axe (indicator hole)

63
Q

In the Los Angeles area there more than______ hillside homes?

A

400,000

64
Q

Why was the hillside home training bulletin created?

A

Lodd and near miss

65
Q

If building features make it impossible to attack the fire at or below the lowest level consider__________ with limited water through windows with visible fire.

A

Softening the target

66
Q

Cantilever hillside homes can be as much as 50 to __________ feet over the hillside?

A

75

67
Q

In a, descending, hillside home, the level below grade would become what level

A

Sub level one

68
Q

This type of hillside homes built on a downslope

A

Descending

69
Q

Changes in construction styles and methods have from the larger homes to maximize use of the entire square footage of the property, sometimes called

A

Mansionization

70
Q

Cantilever hillside homes were built as early as

A

1900s

71
Q

If a 360 survey is not possible, due to the steepness of the grade, size of the building, or other factors, the_________ arriving officer, will attempt to visualize as much of the building as possible prior to communicating a subsequent size up

A

First

72
Q

The trauma treatment, a bag is capable of treating_______ patients, addressing the four preventable causes of death, utilizing the march algorithm

A

2

73
Q

The trauma treatment bag is capable of treating two patients addressing the four preventable causes of?

A

March

74
Q

When restocking the trauma treatment, a bag, most items can be replaced by?

A

SRS

75
Q

Quick clot combat gauze is 3 inches wide by how long?

A

4 yards

76
Q

When ordering quick clot combat gauze, ALS and BLS units should have_________ dressings?

A

2

77
Q

Quick clot combat gauze training will be provided by?

A

EMS Captain

78
Q

All of the following must be completed prior to using transitional attack?

A

Officer conduct 360
No, LAFD personnel inside
Fire or smoke showing from window

79
Q

Transitional attack has received widespread support from all the following agencies?

A

UL
ATF
NIST
NFPA????

80
Q

When applying water through a window, the preferred method is?

A

With a straight stream

81
Q

All of the following are common term is used for transitional attack

A

Softening the target
Hitting it hard from the yard
Taking the heat out of it
Take a punch at it

82
Q

Transitional attack________ be to be viewed as a shift and best practices?

A

Should not

83
Q

Coordinated application of water with straight stream from exterior that provides brief _________ by cooling environment, prior to transitioning into offensive attack.

A

Break in the fire triangle

84
Q

Lithium ion auto battery systems continue to generate___________ well after the fires extinguished

A

Heat

85
Q

Lithium ion auto battery systems can range from________to_______ plus a volts

A

100-500

86
Q

Lithium ion auto battery systems, up to___________ units,(Tesla model X), comprise the battery pack.

A

8,200

87
Q

Lithium ion auto batteries are subject to_________ When it has been damaged from penetration, crushing, exposed to heat, or internal short circuit, due to a factory defect or aging.

A

Thermal Runaway

88
Q

The NFPA shows that about 90 cars catch fire for every________ miles driven in the US

A

1 billion

89
Q

Lithium ion auto battery system, fire temperatures can exceed over__________ degrees Fahrenheit, and they will suffer a self destruction of its structure (small explosions and pop noises) in the gases and heat produced, will cause the module casing to vent (thumping noises)

A

900

90
Q

Electronic vehicles Are______ to ignite in a collision than internal combustible engine vehicles

A

Less likely

91
Q

When assigned to an electronic vehicle incident,________ can identify any direct current

A

No known tool

92
Q

Electronic vehicle fires are primarily due to

A

High speed impacts

93
Q

And exposed electronic vehicle, battery, wiring, and or components can_______ yourself if you make contact with it

A

Kill

94
Q

Establish a _________ foot safety zone when extinguishing and EV fire with water and where full structure, fire, personal protective equipment, and self-contained breathing apparatus

A

30

95
Q

During NFPA testing, it was determined that it could take_______ to__________ gallons of water to effectively cool down the battery

A

2600 to 3000

96
Q

When assigned to an electronic vehicle fire incident, the battery cooling can only take place if water is__________ the battery

A

Introduced inside

97
Q

When assigned to an electronic vehicle incident, to eliminate electrocution hazards where is a Department approve gauntlet gloves, when in contact with the_______, including incidents that require extrication.

A

Vehicle

98
Q

What is sine two electronic vehicle incident with possible damage to the battery system, make every attempt to disconnect the DC electrical battery at the vehicles_________loop

A

First responder

99
Q

When assigned to an electronic vehicle incident with possible damage to the battery system, consult vehicle manufacturer for the location of the first responder loop and_________ the wiring to ensure they will not touch

A

Double cut

100
Q

When assigned to an electronic vehicle, fire incident, is foam effective?

A

No

101
Q

What assigned to an electronic vehicle fire incident, use_________ water, pressure in a low flow fog (no straight stream). The goal is to knock down flames of the car, fire and cool the source of heat within the battery.

A

Low

102
Q

When is saying to electronic vehicle fire, if you detect, leaking fluids, Sparks, smoke, or bubbling noises coming from the high velocity voltage battery, finally the vehicle bye________?

A

Opening windows and trunk

103
Q

When assigned to an electronic vehicle, fire incident, consideration, should be given to ordering a__________ on freeway incidents, where a water supply cannot be established

A

Water tender

104
Q

According to the NFPA hybrid and electric vehicles________ special equipment for fire suppression/extinguishment is

A

Do not require

105
Q

According to the US fire administration, assume vehicle is powered up despite no engine noises. Consider the electrical system and safe for a full ________ minutes after ignition shut down

A

5

106
Q

According to the US fire administration, never touch, cut or open any_________ cable or components protected by orange shields. (High voltage)

A

Orange

107
Q

It is recommended to test hose in the_______ position.

A

Volume

108
Q

Hostessing standards are consistent with the standards of safety, NFPA_______?

A

1962

109
Q

Hose is to be tested as soon as possible after receipt by the fire station. LAFD recommends testing within.________ hours of delivery

A

24

110
Q

LAFD hose has a________ year service life. Contact EEU, when reached.

A

10
Volume 5 and Aotm say 5 years

111
Q

Heavily soiled clothes wash using a______to_______ percent liquid soap

A

5-10%

112
Q

Hoes be tested during incidents or treating evolutions with________ commander approval, only if safety and hose monitoring is in place

A

Company

113
Q

After host testing, session commander shall complete?

A

F-2
F-129

114
Q

Slowly, open nozzle and gate. With hoes at________ psi(+/-) check for leakage at couplings, and the couplings tightened with a spanner wrench if necessary

A

45

115
Q

When using manifold, gates, open gates, fully and slightly cracked and lock the isolation game. Reyes psi, not greater than______psi per second until Test psi is reached

A

15

116
Q

When testing hose never stand within_______in front of the free end of the hose, closer than_______ feet on either side of the hose, or straddle a hose in a test area.

A

15(feet or inches)??????

117
Q

Post Decon procedures step number one members will complete a________ pre-Decon rinse to minimize any exposure of airborne particles contained in or on the PPE. Membership rinse all their PPE while remaining on SCBA air

A

Light

118
Q

Post Decon procedures, LAFD currently uses________ for the use of Decon of exposed skin areas. It is imperative to wipe areas in a timely manner. The decontamination of exposed skin is an essential safeguard perform to minimize exposure of toxins.

A

Hero wipes

119
Q

Implementing the post structured Decon process on scene is the overall responsibility of?

A

Incident commander

120
Q

Post Decon procedures, Decon wipes are available from

A

S&M

121
Q

Post Decon procedures, companies identified as needing showers should change their status to________ code 29 Decon until they have completed showering

A

NAV

122
Q

Post a Conversations years if members without a second set of PPE do not want to borrow another set of PPE, they should make arrangements to have their PPE washed____________.

A

The next day

123
Q

The seek reveal fire, pro thermal imaging camera has a powerful_______ lumen light emitting diode(LED) late, which is available at the touch button

A

300

124
Q

Fire, pro thermal, imaging camera, turn on by pressing the_____ and hold until screen light up

A

Center button

125
Q

The fire, pro thermal, imaging camera, what buttons are used to navigate

A

Right and left

126
Q

Switching off the fire, pro thermal, imaging camera, press, and hold down the center button for________ seconds until the screen goes dark

A

2

127
Q

The fire, pro thermal, imaging camera, to access the menu set up simultaneously press both the left and the right button and hold for_________second

A

At least 1

128
Q

Does the fire pro thermal imaging camera have the ability to change between a military and standard time?

A

Yes

129
Q

Fire pro thermal imaging camera when the device is set to the power auto on, it is set to a default of_______ minutes, which can be adjusted more or less, depending on preferences

A

15

130
Q

The Fire prost thermal imaging camera temperature color bar range up to_____?

A

1,022 degrees F

131
Q

Fire, pro thermal, imaging camera, operational modes has______ different modes?

A

3

132
Q

Fire, pro thermal, imaging camera saved images interviewed with in_________ files.

A

PNG

133
Q

Fire pro thermal imaging camera has a battery life up to________ hours with a full charge

A

4

134
Q

Fire, pro thermal, imaging camera, clean the lens with?

A

Isopropyl alcohol

135
Q

There are_________ types of garage?

A

Three

136
Q

What Los Angeles city ordinance, prescribe standards, governing residential conversions?

A

LA-ADU

137
Q

Garage fire line selection: While a _______ Line may be sufficient, larger lines should not be overlooked when fire load and involvement indicate the need for more volume

A

1-1/2

138
Q

A “_____________” of residential garages (not to be confused with covered carports) is often associated with apartment complexes and bungalow style developments.

A

Row

Engineer Prep (18 decks)

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