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Captains Test > vechicle extrication > Flashcards

vechicle extrication Flashcards

cards

1
Q

Type a bus – converstion style - cutaway front section- left side drivers door- 2 subclasses are

A

a-1 Gvwr of 14500 or less and A-2 GVWR greater that 14500 but less or equall to 21500

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2
Q

school buts trype B stripped scassis. entrance door behind front wheel. two sub callifications are

A

B! GVWR of 10000 or less B2 Gvwr greater that 10,00

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3
Q

Trype C bus. – Also known as conventions bus. a chassis with hood and fender entrence door is

A

behind front wheels. Gvwr greater that 21500

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4
Q

— to — % of all schooll buses are type C or D

A

80 - 90

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5
Q

Type D shool bus also known as a

A

Transit style

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6
Q

Type D shool bus stripped chassis outer body mounted to bare chassis door is ahead of

A

front wheels

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7
Q

Type d busses had a —- front. and a capacity of

A

flat — 80 to 90

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8
Q

bus inner and outer panels consist of – – gage sheet metal

A

22 to 24

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9
Q

length of bus no greater that

A

45 feet

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10
Q

width of bus no greater that

A

102 inches

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11
Q

inside height of bus is

A

72inches or greater

72 inches or greater

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12
Q

width of aisles 12 at seat cushion but

A

taper upward to have 15 inch min at top

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13
Q

bus aisle clearance for wheelchair

A

30 inches

30 inches

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14
Q

school buse with power lift or ramp with have a aisle of

A

30 inches leading from wheelchair to emergencey door

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15
Q

chassis frame consists of two long steel channel beams of – to —gage with steel cross members of – gage

A

8 to 10 and 14

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16
Q

floor deck of bu is – gauge plywood of deck is – to – coverd with rubber or vinal matting

A

14 attached to the chassis frame. 1/2” to 5/8”

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17
Q

bus bow trusses are what gage

A

12

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18
Q

Rub rails are – gauge and are – inches or more in width

A

16 and 4”

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19
Q

rub rails are placed with the — — at the floor line and mid rail postioned at the area of the ===

A

botttom rail and seat custion

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20
Q

crach rail is — gauge and extend just aboue the floor are between the floor and —– —–

A

seat rub rail goes the length of the bus.

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21
Q

entrance dorr can measure 24” in width and – in height

A

24 and 68

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22
Q

emergency exits rear doors ope outward from — —

A

left to right

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23
Q

emer door hinges paino and 3 more

A

three bolt - single strap or nonexposed hinges.

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24
Q

Trpe D does not have rear door but will have emergency escape windows —– and a side doorlocated

A

just above engine access and side door in the middle secion of the bus

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25
Q

side window exits at least –” and no more than–” in height and at least –” in width

A

9 to 13 height and 22 width

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26
Q

roof hatches are hinged on the —- side and are operable from —-

A

front side – both inside and outside

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27
Q

roof hatches are —”

A

16 1/2”

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28
Q

active regeneration – fuel is infected into the system and burned off at temps of —-

A

1112

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29
Q

Manual regen is completed when active regen fails and when the ========

A

parking brake is set.

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30
Q

The greatest concern for the officer at a school bus extrication

A

gaining and maintaining control of the incident through proper scene management

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31
Q

SWOT analysis means

A

Strengths Weaknesses Opportunities and Threats

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32
Q

2 type of suspension systems on buses

A

metal leaf spring and air ride

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33
Q

aire ride system designed to protect cargo and grame withh aire bladders that are under pressure tanging up to —

A

120 psi

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34
Q

if you cant use normal method of shuting down exgine use a

A

10 lb min dry chem extinguisher in to the air intake device.

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35
Q

what type of cribbing is used at the rear and under the front bumper area

A

cross tie

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36
Q

When calling for resoures on a bus use a class —

A

C rotator with an articulating boom – TRT or has mat units

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37
Q

gasket push out window uses a — —- glass and comes in several configureations

A

flat laminate

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38
Q

Mastic style is one section of glass and is curved.

A

must use a glass saw or reciprocating saw

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39
Q

bus on side wall access use a —- to cut the bow truss

A

hydraulic cutter using a cross cut technique to keep the post stub from protruding

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40
Q

side wall acess begin cut just inside the

A

outer section of the window frame

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41
Q

on rear door access of bus use a standing platform utilizing two or more

A

cross tie box cribbing and a backboard.

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42
Q

side emer door on a Type D will have — glass panel

A

one

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43
Q

bus steering wheel can be moved using a small

A

tow truck that is equipped with a stationary boom

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44
Q

Hybid bus- a —— system is most common on Type C and C Designed to work in tandem with a — operated ICE

A

paralled — Deisel

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45
Q

bus charge depleting hybrid syestem is a —- in hybrid

A

plug in

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46
Q

bus– charge sustaining hybrid standard hybrid that operates on ——– ——– to charge the battries

A

regenerative properties.

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47
Q

bus series operated propulsion design uses the —- motor to propel the bus and the ——– engine is only used to

A

electrice motor- combustion – regenerate the battery pack

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48
Q

bus – to engage the hybrid system the driver must flip an

A

operational switch on a separate hybrid driver interface panel on the dashboard

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49
Q

Hybrid bus battery pack service disconnect switch is loacated

A

on the outside of the pack and in clear view

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50
Q

drive train is a system that transfers rotational power from

A

the engine to the wheels

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51
Q

comm truck cab is make of a combination

A

steel aluminum and fiberglass

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52
Q

cab over truck - the cabe is lifter up over the engine and the drivers seat is

A

positioned over the engine and front axle

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53
Q

cab over engine was developed to

A

maximize cargo space and aid in the mobility of the vehicle itself

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54
Q

conventional cab drivers seat is

A

positioned behind the engine and front axle

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55
Q

conventional cab extends – to – feet from the front window

A

6 to 8

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56
Q

cab beside engine the driver sits next to engine and is is found mainly in

A

shipyards and baggage carriers within airports and seaports.

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57
Q

sleeper cabs are desisned with steel or aluminum ribs with an outer shell of

A

fiberglass or plastic molding consisting of a material known as Melton

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58
Q

cabs can be greater than —- feet above the ground

A

15

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59
Q

cab height require that you build several platforms of crosstie box cribbing 3 more

A

backboards and ladders. flatebed towing unit against truck

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60
Q

most air ride bellows are interconnected per axle and will

A

release air in all the bags sharing the same axle even if just one is damaged

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61
Q

live axles are ones that

A

transmit propulsion or cause the wheels to turn

62
Q

dead axle is used for losd support and is commonly set

A

in front sections of tractor whe its function is for load support and steering also called steer axle

63
Q

comm vech door the latching mech will usually consist of nader bolt and a latching device and

A

locks the Nader bolt at 2 points

64
Q

service brake is the

A

normal driving brake used by the drivers to slow and stop

65
Q

air brake or parking brake is used when fully stopped it bleeds

A

out compressed ari to hold back large springs located inside sealed chambers that release and lock the brakes in place

66
Q

emergency brakes use

A

a combination of service and parking brakes

67
Q

the ABS power cable going to the trailer is color coded

A

lime green

68
Q

compressor stores aire at – to – when tank falls below —- the compressor will restart

A

120 to 125 —100

69
Q

air brake on tractor connects to the trailer by a min of

A

2 air lines

70
Q

trailer service air line is colored

A

blue

71
Q

trailer emergency air line or supply line is colored

A

red

72
Q

The couplers that supply air to the braking system of the trailer are called

A

glad hands

73
Q

fuel tanks on CMV is usually aluminum but can be steel the rang in size from — to —-

A

50 to 150 gallons

74
Q

federal haz mat transportation law 49 USC 5101 is a statute

A

enacted to regulate haz mat transportation in US

75
Q

Dot pipeline and haz mat admin states there are——– dedicated CMVs to the transportation of haz mat —of gas and —-of explosives

A

400,000 180,000 of gas and 125,000 of explosives

76
Q

MC 306/DOT406 gas or other flammable and combustiale mat. its shape is

A

oval

77
Q

306/406 can carry between — to — gallons and had a working pressure between

A

6000 to 10,000 – 2.65 and 4 psi

78
Q

DOT 407 flammable liquids is round if ——- and horseshoe shaped if —–

A

noninsulated and insulated

79
Q

Dot 407 holds —- to —– and can have —- psi

A

6000 to 7000 and 35 psi

80
Q

MC312/Dot 412 carry corrosives tank is indeneified by

A

several heavy duty reinforcing rings around the tank

81
Q

MC312/Dot 412 holds —- and has a pressure of

A

6000 gallons 15 to 25

82
Q

MC331 pressue caro tanker has a liquid volume from —- gal deliver truck to the ——- gall cargo tanker

A

1000 to 11000 gallons

83
Q

MC 331 pressure haad —– ends tank is made of —- or —–

A

rounded - steel or stainless.

84
Q

MC 331 pressure operates at around — psi with internal working pressures around —-

A

300 – 250 psi

85
Q

tube tailers have pressures of — to —- psi

A

3000 to 5000

86
Q

gross weight is

A

measurement of package plus contents

87
Q

aggregate weight is

A

measurement that combines all the packages to determine the total weight of the haz

88
Q

UN/NA identification numbers are given by the

A

United Nations Committee of Experts on the Transport of Dangerous Goods

89
Q

National Agricultural Safety Database say — % or farm fatalities invilve tractors and —% are machine related

A

50 and 14

90
Q

pinch points are created shen tow

A

objects move togather with one of then moving in a circle

91
Q

Wrap points created when

A

A rotating machine component it exposed – powertake off

92
Q

shear pints created when the edges of two objests move toward or next to each other –

A

closely enough to cut soft material - harvester

93
Q

crush points created when tow objects move toward each other or when

A

one objest moves toward a stationary object - hitches

94
Q

pull in point. points on a machine when an individual or object may

A

be pulled into the moving parts of machine. a clogged corn picker. occurs when person tries to remove plant mat that had become stuck

95
Q

pressure in hydraulic lines is normally around —- lbs is the line gets a small leak the cressure coming through a pinhole sized home canexceed —-

A

1800 7000

96
Q

power take off turns clockwise at — to 1000 rpm

A

540 –1000

97
Q

ag accident.– the goals of initial stabilization are to make the scene safe for

A

further stabilization efforts and to gain access to the patient

98
Q

ag accidents – the first concept of managing the stability of the tractor will be to

A

widen the stability baselines

99
Q

on all tractor incidents the first effort once the scene is safe should

A

be to turn the key to the off position

100
Q

the single most critical skill rescue personnel need to master is

A

effective cribbing

101
Q

in tractor cribbing build a box crib of — blocks per layer instead of the normal of — the exra box will provide —- times the support and lifting capacity

A

3 – 2 – 2 1/4

102
Q

type of wood blocks preferable for stabilization agg equip

A

rough cut

103
Q

Picket system – “ roll steel rods –’ long driven in the ground –’ to —’

A

1 –4– 2to 3

104
Q

picket system under good contions hold — pounds

A

700

105
Q

what human condtion can dclined rapidly after the load or pressure is released

A

Hemodynamic

106
Q

Defusing informal happens - to - hours after event lasts no more that – min

A

1 to 4 hours 45 min

107
Q

CISD structured and confidential occurs 11 to 11 after event lasts – to —

A

12 to 72 hours 45 min to 60 min

108
Q

tools for vehicle extrication can be broken down in 5 basic categories they are

A

hand pneumatic hydraulic electric or battery poerated fuel powered

109
Q

stabalization tools can be classified 3

A

hand pneumatic or hydraulic

110
Q

Standard on fire department operation and safety and health program

A

NFPA 1500

111
Q

Standard on protective ensembles for technical rescue incidents

A

NFPA 1951

112
Q

Normal verbal conversation between two individuals — decibles. Damage and hearing loss with prolonged exposure starts at decibel range greater than –

A

60 and 85

60 85

113
Q

reciprocating saw measures — to — decibel level and hydraulic engine can measure — to 000

A

100-105 and 60 to 95

114
Q

Standard on selection care and maintenance or protective ensembles for structral fire fighting and proximity firefighting

A

NFPA 1851

115
Q

Hand tool cand be categorized as – 4

A

1 striking 2 leverage prying or spreading 3 cutting 4 lifting pushning pulling

116
Q

chain load rating grades are embossed onto the chain links every

A

12 to 18 inches

117
Q

chain sling is composed of a single or multiple chains, come in many sizes but commonly – to – ‘ utilize grade – or — chain

A

5 to 9 and 80 or 100

118
Q

Filtration of air is monitored by

A

ANSI

119
Q

The minimum air quality of grade – is used for air supply and respirators

A

D

120
Q

Minimum air quality of grade – is used for dive operaions

A

E

121
Q

Pneumatic reciprocating saws work like the electric ones and have saw speed ranging from — to — rpms

A

1600 to10,000

122
Q

Pneumatic cutt off tools (wizzer saw - die grinder) use a use a —– —– cut off blade and rotate at speeds as high as

A

circular composite and 25,000

123
Q

pneumatic cut off tool disc is usually –” in diameter and operates at no greater thatn – psi

A

3 and 90

124
Q

pneumatic chisel utilizes an adjustable regulatior with a common range setting of – to —

A

0 to 300 psi gage on the regulator displays the bottle pressure and operating pressure

125
Q

pneumatic chisel regulator can attach to either a —- or a —- air bottle depending on what it is rated for

A

2216 or 4500

126
Q

air chisel can have a general operating pressure in the range of — to — and should never operate avove —

A

150 to 225 psi and 300

127
Q

Air inpact wrenches have a general aire pressure setting of — and used standard and metric sockets

A

90 psi

128
Q

several sizes of impacts but 1/2 inch should be fine had a torque range of — to —

A

180 to 325

129
Q

3/4 “ inpact for heavy equipment — to — foot pounds of torque

A

750-1200

130
Q

Rescue lift air bags are rated in—- and one metric ton equals —-

A

tonage 2240

131
Q

Low pressure rescue lift bage provide a high lift with a man working pressure of

A

around 7 psi

132
Q

Medium pressure rescue lift air bag not acommom More rugged design use a working air pressure of –

A

15psi

133
Q

Medium pressure air bag have – to – cells and suitable for

A

2 to 3 aircraft medium or heavy truck or bus rescue and recovery

134
Q

Low pressure air bags disadvantage are their lower lifing capacities and –

A

their thinner sidewalls makes them less stable when inflating

135
Q

High pressure rescue lift air bags most comon. Working pressure of around — to —-

A

100 to 145psi

136
Q

Air bag the is designed to retain their flar profile in the center as they are inflated

A

High pressure flat formrescue lift air bag

High pressure flat form rescue lift air bags

137
Q

High pressure flat form air bags have and operating pressure of around — they have dimpled surface allowing bag to interlock also uses with side staps.

A

116 to 118 psi

138
Q

New techology high pressure rescue lift air bags each rounded shaped bag can be locked together with a — —

A

threaded connector creating one bag with multiple cells

139
Q

New Technology high pressue air bags have a distinct height advantage and use a working pressure of approzimately —

A

147 with the option of various height adjustments with the attachment of additional bags.

140
Q

Electric nererators range in capacity from less that — wwatts to – watts and larger. DDepending on the size they provide out put of – to —

A

1000 to 75,000 120 to 240 volts

141
Q

Junction boxes heavy duty and supplied with ground fault circuit interpreters or

A

GFI or GFCI and comply with NFPS 70E standard for electrical safety in workplace

142
Q

Wher a generatior is large and does not have a plug and brekers distribution capabilities what is used

A

portable distribution panels

143
Q

electric wench various pulling capacities from — to — pds

A

2000 to 12,000

144
Q

Nfpa 1901 standard for automorive fire apparatus reqires the chassis mounted wenches to be graded with at least a —- pd pulling capacity and be remotely operated with at least —

A

6000 pd and a 25 fooot cord

145
Q

wench pulling capacity schould be — times the GVW of the vechicle to be pulled

A

1.5

146
Q

Led lighting ranges from 80 to over — per energy watt

A

100

147
Q

conventional incandescent bulbs are around – lumens per energy watt and halogen lamps are around

A

15 lumens and 20 lumens per energy watt

148
Q

A lumen measure a lights intensity and is equal to

A

on foot of candle power upon on square foot of area

149
Q

Petrogen torches can cur trough – “ of steel with a flame temp around — degrees

A

14 and 5200

150
Q

Oxyacetylene torch can cut trough – of steel with a flame temp of around –

A

12 and 5700

151
Q

Oxygen propane orch offers slightly coolt temp around —

A

5112

152
Q

Exothermic torch operates by

A

igniting a combustible metal contained with a tube where oxygen had been forced down the cente of the tube

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