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Flashcards in Pump Ops Chpt 3 Deck (90):
1

According to the untied states fire administration USFA, ______ firefighters were killed responding to or returning from emergency incidents in 2010.

17

2

Standard for fire apparatus driver/operator professional qualifications

NFPA 1002

3

Standard for fire fighter professional qualifications

NFPA 1001

4

Standard on fire department occupational safety and health program

NFPA 1500

5

Standard on comprehensive occupational medical program for fire departments

NFPA 1582

6

Provides specific standards that contain information and specific details on uncorrected vision and diseases of the eye.

Visual acuity NFPA 1582

7

Contains a list of frequencies that a driver operator must be able to hear and recommends rejecting a candidate who has hearing loss among those frequencies.

Adequate hearing NFPA 1582

8

A driver operator lapse in judgement and awareness and/or that of civilian motor vehicle operator can cause accidents or collisions. The most common place for a collision to occur is at an ______.

Intersections

9

A fire apparatus driver/operator should maintain ________ in order to lower the chances of being involved in a collision with an object, pedestrian, or other vehicle.

Situational awareness

10

Generally account for significant amount of damage repair costs.

Backing accidents

11

Driver/operators should develop a ________.

Safety conscious attitude

12

Excessive speed also makes an apparatus more difficult to stop and can cause difficulties while braking. additionally driver/operators must be aware of the possibility of ______.

Brake fade

13

_________ apparatus that have been built by members of the fire department of local mechanics and custom built, overloaded vehicles are more likely to have design problems. These vehicles are often built on government surplus or other used vehicle chassis that may be worn even before the conversion. Many are operated over the gross vehicle weight the chassis is designed to support and are top heavy.

Homebuilt apparatus

14

Lights when exhaust system is very hot, usually due to an active regeneration in process.

High exhaust system temperature indicator HEST

15

Lights to indicate that the DPF is loading up with soot.

DPF indicator

16

Allows driver/operator to manually initiate an active regeneration to burn off the DPF soot load

Manually parked regeneration switch

17

Allows the driver operator to keep the engine from initiating an active regeneration process. Used in limited circumstances if the apparatus is parked on dry grass or over other combustible materials where there is that high risk that high exhaust temperatures may start a fire.

Regeneration inhibit switch

18

The _______collects particulates from the exhaust stream and burns them more completely. Apparatus equipped with a _____ will have very clean exhaust emissions and no black smoke as is common with older Diesel engines.

DPF diesel particulate filter

19

________ occurs when the engine load, exhaust temperature, and engine speed are within an acceptable range. When the conditions are met, the engine will begin to dosing fuel into the exhaust stream to raise the exhaust temperature and burn off soot.

Active regeneration

20

Allows the cleaning of the DPF in a stationary truck operations and requires operator involvement to initiate. The operator will be notified of the need for a ________by the illumination of the DPF light located in the cab.

Parked regeneration

21

Failing to keep the DEF tank full may derate (reduce its torque output) the apparatus engine or limit the vehicle speed. After a driver operator continues to ignore an empty DEF tank, the apparatus may be limited in speed to _______.

5 mph

22

Angle formed by level ground and a line from the point where the front tires touch the ground to the lowest projection at the front of the apparatus.

Angle of approach

23

Angle formed by the level ground and a line from the point where the rear tired touch the ground to the lowest projection at the rear of the apparatus

Angle of departure

24

Angle formed by level ground and a line from the pint where the tired touch the ground to the bottom of the frame at the wheel base midpoint.

Break over angle

25

Weight transfer follows the _________ which states that objects in motion tend to stay in motion tend to stay in motion; objects at rest tend to remain at rest unless acted upon by an outside force

Law of interia

26

Occurs when the throttle is applied when a manual transmission is in too high a gear for the demand on the engine.

Engine lugging

27

When this ________ occurs with a Diesel engine more fuel is injected that can be burned

Over throttling

28

The safe following distance between vehicles increases dramatically when the apparatus is driven on slippery roads. It may take _____ to _____ times greater distance for a vehicle to come to a complete stop.

3 to 15 times greater

29

At speeds above _____ an emergency vehicle may outrun the effective range of its audible warning device

50 mph

30

In some instances increasing the speed of an apparatus by ____ can decrease the audible distance by 250 feet or more.

20

31

______ in front of fire stations allow apparatus to more safely enter the roadway. This signal may be controlled by a button in the station or remotely by a dispatcher. Some are activated by the station alerting station.

Traffic signals

32

Generates an optical that is received by the traffic light as the apparatus approaches. The signal causes the green light for the apparatus direction of travel and a red light in all other directions.

Strobe light emitter

33

The time needed to stop the apparatus or perform an evasive maneuver at the current rate of speed is _______.

Visual lead time

34

Is the distance the vehicle travels from the time the brakes are applied until the apparatus comes to a complete stop.

Braking distance

35

Is the sum of the driver/operator reaction distance and the vehicles braking distance.

Total stopping distance

36

After perceiving the need to stop the vehicle, the driver/operator ___________ is the distance the apparatus travels while the driver/operator transfers his or her foot from the accelerator to the brake pedal.

Reaction distance

37

In an ________ the drive wheels lose traction on the road surface

Acceleration skid

38

Generally results from breaking too hard at a high rate of speed

Locked wheel skid

39

NFPA 1901 requires that all apparatus with a GVWR of 36,000lb or greater be equipped with an _____.

Auxiliary braking system

40

Is an electronically actuated mechanical system added to the engine valve train. _________ converts the mechanical energy of the vehicle onto heat by compressing the engine intake air and then discharging the pressure to the atmosphere through the exhaust.

Engine compression brake

41

A _________ output retarder uses the viscosity property of the automatic transmission fluid to retard the driveline. When activated transmission fluids is introduced into the retarder housing and energy is absorbed into the fluid through the opposing action of spinning valves.

Transmission output retarder

42

The hub with chains attached is driven by the drive wheel and the lengths of chain are spun under the tire by centrifugal force. These chains may be ineffective in snow deeper than ____ to _____ depending on the consistency of the snow or when the vehicle is moving at a very slow speeds or in reverse.

3 in to 6 in

43

If the driver operator needs to rock the apparatus out of a particular spot and the ATC has been deactivated the throttle, the _________ should be activated.

Mud and snow switch

44

The _________ feature allows the operator to lock out the interaxle differential action between the rear tandem driving axles, creating one solid drive line between the rear axles.

Interaxle differential lock

45

Are designed to help prevent rollovers and tipping caused by cornering or sudden changes in direction

Stability control systems

46

Is interpreted into the ABS system. In addiction to the abs sensors, _______ includes a lateral accelerometer that senses when the side force caused by cornering approaches the roll over threshold.

Roll stability control

47

Applies the brake independently to aim the vehicle in the direction that the operator positions the steering wheel.

ESC electronic stability control

48

When preparing to back the apparatus the spotter should be positioned in the vision of the driver operator, preferably in the left drivers side mirror approximately _______ behind and slightly to the left of the apparatus.

8 to 10 feet

49

At speeds above _____ an emergency vehicle may outrun the effective range of its audible warning device

50 mph

50

In some instances increasing the speed of an apparatus by ____ can decrease the audible distance by 250 feet or more.

20

51

______ in front of fire stations allow apparatus to more a felt enter the roadway. This signal may be controlled by a button in the station or remotely by a dispatcher. Some are activated by the station alerting station.

Traffic signals

52

Generates an optical that is received by the traffic light as the apparatus approaches. The signal causes the green light for the apparatus direction of travel and a red light in all other directions.

Strobe light emitter

53

The time needed to stop the apparatus or perform an evasive maneuver at the current rate of speed is _______.

Visual lead time

54

Is the distance the vehicle travels from the time the brakes are applied until the apparatus comes to a complete stop.

Braking distance

55

Is the sum of the driver/operator reaction distance and the vehicles braking distance.

Total stopping distance

56

After perceiving the need to stop the vehicle, the driver/operator ___________ is the distance the apparatus travels while the driver/operator transfers his or her foot from the accelerator to the brake pedal.

Reaction distance

57

In an ________ the drive wheels lose traction on the road surface

Acceleration skid

58

Generally results from barking too hard at a high rate of speed

Locked wheel skid

59

NFPA 1901 requires that all apparatus with a GVWR of 36,000lb or greater be equipped with an _____.

Auxiliary braking system

60

Is an electronically actuated mechanical system added to the engine valve train. _________ converts the mechanical energy of the vehicle onto heat by compressing the engine intake air and then discharging the pressure to the atmosphere through the exhaust.

Engine compression brake

61

A _________ output retarder uses the viscosity property of the automatic transmission fluid to retard the driveline. When activated transmission fluids is introduced into the retarder housing and energy is absorbed into the fluid through the opposing action of spinning valves.

Transmission output retarder

62

The hub with chains attached is driven by the drive wheel and the lengths of chain are spun under the tire by centrifugal force. These chains may be ineffective in snow deeper than ____ to _____ depending on the consistency of the snow or when the vehicle is moving at a very slow speeds or in reverse.

3 in to 6 in

63

If the driver operator needs to rock the apparatus out of a particular spot and the ATC has been deactivated the throttle, the _________ should be activated.

Mud and snow switch

64

The _________ feature allows the operator to lock out the interaxle differential action between the rear tandem driving axles, creating one solid drive line between the rear axles.

Interaxle differential lock

65

Are designed to help prevent rollovers and tipping caused by cornering or sudden changes in direction

Stability control systems

66

Is interpreted into the ABS system. In addiction to the abs sensors, _______ includes a lateral accelerometer that senses when the side force caused by cornering approaches the roll over threshold.

Roll stability control

67

Applies the brake independently to aim the vehicle in the direction that the operator positions the steering wheel.

ESC electronic stability control

68

When preparing to back the apparatus the spotter should be positioned in the vision of the driver operator, preferably in the left drivers side mirror approximately _______ behind and slightly to the left of the apparatus.

8 to 10 feet

69

Describe vehicles that are in the emergency category; in most cases, this classification covers all fire department vehicles when they are responding to an emergency using their warning devices.

Driving statutes

70

In some jurisdictions, statutes may exempt emergency vehicles from driving regulations that apply to the general public if they are responding to a reported emergency and using their audible warning devices. These exemptions include :

Speed limits
Direction of travel
Directions of turns
Parking statutes and ordinances

71

Is usually found when the driver operator has been found guilty of a gross violation of standing laws, policies, or ordinances.

Negligence

72

Only effective handling and braking techniques can ensure maximum

Braking efficiency

73

Lack of driving skills may result from

Overconfidence in your driving ability
Inability to recognize a dangerous situation
False sense of security because of a good driving record
Misunderstanding of apparatus capabilities

74

Several fatal fire apparatus accidents have been traced back to improperly maintained apparatus

Braking systems

75

When preparing to start the apparatus, whether for an emergency response or routine trip, the driver operator first know the

Destination and route of travel

76

Water tanks that are improperly baffled and partially filled with liquid are of particular concern when driving an apparatus.

The driver operator should use only as much steering as needed to keep the weight transfer to a minimum

77

There are 19,824 locations in the US where there is less than _____ following the railroad tracks. These sites account for an average of 122 accidents annually.

100 feet

78

Anticipating that other drivers may not see, hear, or respond appropriately to approaching apparatus, the driver operator should use the following guidelines to help avoid potential collisions

Aim high in steering
Get the big picture
Keep your eyes moving
Leave yourself an out
Maintain enough distance from the vehicle ahead to pull out of traffic safely if the need arises
Make sure others can see and hear you

79

Some systems use _____ mounted on the apparatus to activate sensors in the traffic lights

Strobe lights emitters

80

Your _____ determines whether or not reaction time and stopping distances will be sufficient in an emergency

Visual lead time

81

You must match the distance surveyed ahead of the vehicle with the speed of travel. By ________, you may become aware of conditions that require action.

Aiming high in steering and getting the big picture

82

A paved surface that is flat and dry provides for

Optimal stopping

83

Bringing a vehicle to a full and complete stop requires removing all of its

Forward momentum

84

An important skill for the driver operator is recognizing and avoiding conditions that may lead to

Skidding

85

Two common types of skidding are

Acceleration and locked wheel skids

86

Some of the most common causes involving driver error include the following

Driving too fast for road conditions
Failing to anticipate obstacles
Improper use of auxiliary braking systems
Improper maintenance of tire air pressure and adequate tread depth

87

provide the highest level of braking torque and are unaffected by transmission gear shift changes

Transmission output retarders and electromagnetic retarders

88

Preposition lights to illuminate the area where the spotter will stand _________ behind the apparatus

8 to 10 feet

89

All firefighters performing spotting duties should be wearing a

Reflective safety vest

90

Generally, the best side for the spotter is on the ______ of the apparatus if there is only one spotter

Drivers side