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Aerial Book > Ch3 Types and Construction of Aerial Fire Apparatus > Flashcards

Ch3 Types and Construction of Aerial Fire Apparatus Flashcards

1
Q

All aerial apparatus should meet the design requirements of NFPA blank

A

1901

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2
Q

General term used to describe the hydraulic aerial ladder, elevating platform, or telescoping or articulating booms attached to an automotive fire apparatus that has the means to reach at least 65 feet above grade

A

Aerial device

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3
Q

A power operated ladder that allows firefighters to easily climb and descend between the tip of the ladder and the turntable for either fire fighting or rescue operations

A

Aerial ladder

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4
Q

The fully extended length of North American-made aerial ladders ranges from?

A

50-135 ft

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5
Q

The main uses of Aerial ladders are?

A

Rescue, Ventilation, elevated master stream application, and gaining access to upper levels of an emergency

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6
Q

Also known as a tillered truck. It is equipped with steerable rear wheels on the trailer

A

Tractor-Drawn Apparatus

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7
Q

Minimum jacknife angle of a tillered truck?

A

30 degrees

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8
Q

A blank is required so that the platform’s position is horizontal to the ground at all times

A

platform leveling system

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9
Q

Require minimum square feet of an aerial platform?

A

14 square feet

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10
Q

No opening under the railing greater than blank inches on an aerial platform

A

24 in

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11
Q

A 4 inch metal plate that runs around the bottom edge of an elevated platform to prevent the firefighter’s feet from slipping off the edge of the platform.

A

Footplate, aka kickplate

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12
Q

1901 requires the curtain nozzle on the platform to provide blank gpm

A

75

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13
Q

minimum load capacity of aerial platform?

A

750 lb

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14
Q

minimum load capacity of aerial platform when waterway is charged?

A

500 lb

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15
Q

The water delivery system of an aerial platform must be atleast blank gpm?

A

1,000

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16
Q

Aerial platforms that are blank feet or shorter should be able to be raised from the bedded position to the maximum elevation and extension and be rotated 90 degrees in 150 seconds or less

A

110

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17
Q

Aerial ladder platform size?

A

85-110 feet

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18
Q

common sizes of telescopting aerial platforms?

A

75-100 feet

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19
Q

blank construction consists of four sides of steel or aluminum welded together to form a box shape with a hollow center

A

box-beam construction

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20
Q

Standard articulating platforms range from?

A

55-85 feet

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21
Q

combination aerial devices range from

A

90-174 feet

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22
Q

Water towers range in size from blank and have flows of blank gpm

A

50-130 feet, 1,000 - 5,000

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23
Q

Quints range in size from?

A

50-75 feet

24
Q

The bottom section of the aerial ladder?

A

Base

25
Q

Second and subsequent sections that extend beyond the base section

A

Fly sections

26
Q

The lower chords of the aerial ladder to which the rungs, trusses, and other portions of the ladder are attached; also called beams

A

Base Rails

27
Q

The top chords to which the opposite ends of the trussing are attached; also called the handrails

A

Rails

28
Q

the portions that are attached between the two base rails and used as steps for personnel on the aerial ladder

A

rungs

29
Q

Time criteria for an apparatus is based on its?

A

aerial ladder

30
Q

positive displacement pump that imparts pressure on hydraulic oil within the hydraulic system

A

hydraulic pump

31
Q

supplies the hydraulic fluid that is moved in and out of the system. Fluid displaced from the system flows back into the reservoir for storage before being recirculated through the system

A

hydraulic reservoir

32
Q

hydraulic hose must be rated to withstand pressure blank times greater than normal operating pressure

A

4

33
Q

mechanical deevice with a passageway that controls the flow of a liquid or gas

A

valve

34
Q

Automatic valve that permits liquid flow in only one direction

A

Check Valve

35
Q

Pressure control device designed to eliminate hazardous conditions resulting from excessive pressure by allowing this pressure to bypass to the intake side of the pump

A

relief valve

36
Q

Valves designed to prevent unintentional or undesirable motion of an aerial device from position

A

counterbalance valves

37
Q

the blank valve is a three-way valve that directs fluid to either the stabilizer control valves or the aerial device control valves

A

selector aka transfer, diverter

38
Q

blank cylinders are capable of receiving oil under pressure from both sides of the piston so that force can be created in either direction

A

double acting

39
Q

valve that controls the flow of hydraulic oooil form an aerial apparatus hydraulic system to the hydraulic cylinders

A

actuator valve

40
Q

multidirectional valve used to control the flow of hydraulic oil through a hydraulic system

A

monitor valve

41
Q

Type of multidirectional valve used in an aerial device hydraulic system

A

Stack valve

42
Q

In a hydraulic cylinder, the pivoting end of the piston rod that is connected to the anchor ear by the heel pin

A

trunnion

43
Q

normal hydraulic pressure ranges from

A

850-3,000 psi

44
Q

what is the primary function of the turntable?

A

provide continuous rotation on a horizontal plane

45
Q

the operator’s control pedestal usually stands?

A

3.5 feet

46
Q

What are the two common types of pre-piped waterway systems

A

Bed ladder and telescoping waterway

47
Q

ladders that are blank feet or shorter and equipped with a telescoping water system have piping that extends directly to the tip of the fly section

A

110

48
Q

the minimum internal diameter of piping in a telescoping water system

A

4 in

49
Q

Most telescoping waterway systems are capable of flows of blank gpm

A

1,000

50
Q

Detachable ladder pipes are typically limited to flow of less than blank gpm

A

750

51
Q

Elevating platform may provide flows up to blank gpm

A

2,000

52
Q

blank are the most common power source used for emergency services and can be portable or fixed

A

generators

53
Q

Inverters are capable of up to blank watts of power

A

5,000

54
Q

portable generators are capable of blank watts of power for blank hours

A

10,000 watts, 10 hours

55
Q

vehicle mounted generator are capable of up to blank watts

A

12,000

56
Q

nfpa 1901 requires aerial apparatus to be equipped with multiple salvage covers and blank scoop shovels to assist with salvage and overhaul efforts

A

2

57
Q

the practice of minimizing damage and providing customer service through effective mitigation and recoverty efforts before, during and after an incident

A

loss conrol

Aerial Book (10 decks)

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