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Pumping And Aerial Driver Operator Handbook > 16 Introduction To Aerial Fire Apparatus > Flashcards

16 Introduction To Aerial Fire Apparatus Flashcards

1
Q

The base rails commonly called the beams are the lower chords to which what and other portions are attached

A

Rungs and trusses

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2
Q

Top rails are also called

A

Handrails

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3
Q

What part of the ladder hydraulic system allows air heat and foreign matter to be illuminated from the fluid before being reintroduced into the stabilizer system

A

Hydraulic reservoir

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4
Q

Three-way valve on aerial apparatus the direct oil to either stabilizer or aerial device control valves a.k.a. diverter valve

A

Selector valve

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5
Q

Hydraulic cylinders for elevation and telescopic control of aerial device and stabilizers are what type of action

A

Double acting cylinders

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6
Q

Sometimes referred to as elevating or lift cylinders their function is to elevate the aerial device from its stowed position

A

Hoisting cylinders

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7
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

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8
Q

Normal Ariel hydraulic pressure ranges from what

A

850-3000 PSI

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9
Q

Required minimum floor area of a platform is how many square feet

A

14 ft.²

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10
Q

Newer apparatus require platform doors to open in which direction

A

Inward

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11
Q

A kickplate is required and floor level to prevent the firefighters feet from sliding off the platform it must be how high

A

4 inches

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12
Q

All elevated platform to required to have two operator control stations true false

A

True

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13
Q

A protective water fog current nozzle must be provided on the bottom of a platform it is designed to flow at least how many GPM

A

75 GPM

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14
Q

Elevating platforms must have a minimal load capacity of how many pounds when fully extended and no water flowing

A

750 pounds

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15
Q

When flowing water the minimum load capacity of a platform is how many pounds

A

500 pounds

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16
Q

Elevating platforms less than 110 feet should be able to be raised from the bed to maximum elevation and extension and rotated 90° in how many seconds

A

150 seconds

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17
Q

Height of Ariel platforms I measured how

A

From the street to the highest handrail at full extension and elevation

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18
Q

Typical length of telescoping Ariel platforms range from

A

75-100 feet

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19
Q

Aerial ladder platforms typically range in size from

A

85-110 feet

20
Q

Standard articulating aerial platforms range in height from

A

55-85 feet

21
Q

Aerial device primarily intended for deploying an elevated master stream. No generally intended for climbing operations

A

Water tower

22
Q

Length of water towers range from

A

50-130 feet

23
Q

Apparatus that serves as an engine and as a ladder truck

A

Quint. Quintuple combination pumper

24
Q

What five features qualify a Quint

A

Fire pump. Water tank. Supply and attack hoses. Ground ladders. Aerial device

25
Q

Safety device that prevents a component from functioning when another component is functioning

A

Interlock

26
Q

Generally the minimum inner dimension of telescoping waterways is how many inches

A

4 inches

27
Q

Detachable water pipe systems are designed to be clamped on what rungs of the fly section

A

The top two rungs

28
Q

Detachable water pipes are typically limited to flows of less than

A

Less than 750 GPM

29
Q

Hose should be secured to the ladder for detachable pipes with hose straps in a minimum of how many locations

A

Hose straps minimum two or three locations

30
Q

Most Ariel waterways have left and right restrictions of how many degrees from center in either direction for movement

A

15° either side of center

31
Q

Which type of aerial device is safer to have a firefighter at the tip when flowing water

A

Elevated platform

32
Q

The supporting beams of the ladder are of what type of construction

A

Aerial ladder truss

33
Q

Water towers may have a piercer type nozzle at the tip which is capable of flowing up to how many gallons per minute

A

300 GPM

34
Q

Common recommended lengths of electrical power cords should not exceed how many feet

A

200 feet

35
Q

Hydraulic hose distances for extrication tools may have a negative effect on 12 operation if they are what length or greater

A

100 feet or greater from the hydraulic pump

36
Q

For salvage and overhaul efforts aerial apparatus are required to be equipped with multiple salvage covers and how many scoop shovels

A

Two scoop shovels

37
Q

freereplay in a tiller steering wheel should not exceed how many inches on a 20 inch wheel

A

No more than 2 inches

38
Q

Free play in a tiller steering wheel should not exceed how many degrees on any size wheel

A

10°

39
Q

Fluid should be checked in the hydraulic reservoir when the system is what temperature

A

Cold or otherwise specified

40
Q

Check and fill hydraulic fluid only when the stabilizer and aerial device are in what position

A

Stowed positions

41
Q

To prevent deadheading when testing the emergency power unit the main hydraulic system should be disengaged and a control valve must be what before turning on the pump

A

Control valve must be open

42
Q

Operating a hydraulic pump without allowing flow through the system generating heat and pressure That can damage components

A

Deadheading

43
Q

Non-destructive testing is conducted how frequently

A

Every five years,
after accents,
after aerial has been subjected to unusual stress,
following repairs

44
Q

How frequently are serviced tests conducted while the apparatus is in service

A

At least a yearly basis

45
Q

Air quality for aerial breathing air cylinders should be checked how often

A

Annually

46
Q

Sequence of movement for operating an aerial device

A

Elevate rotate extend

47
Q

If apparatus begin to lean toward one side after the stabilizers have been deployed for a while this indicates what

A

A leak in the stabilizer system

Pumping And Aerial Driver Operator Handbook (12 decks)

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