Ch.16 Flashcards

1
Q

Most telescoping water systems are capable of flows up to ____ gpm?

A

1000 gpm

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2
Q

Three way valve on a fire dept aerial apparatus that directs oil to either stabilizer control valves or aerial device control valves?

A

Selector valve

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3
Q

Extendable section of ground extension or aerial ladder also known as Fly?

A

Fly section

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4
Q

Electric power cords recommended lengths shouldn’t exceed ____ feet per reel or cord?

A

200 feet

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5
Q

Elevating platforms 110 feet or shorter should be able to be raised from bedded position to the maximum elevation and extension, rotate 90 degrees in ____ seconds or less?

A

150 seconds or less

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6
Q

Nfpa 1901 groups aerial devices into 3 basic categories ?

A

Aerial ladders
Elevating platforms
Water towers

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7
Q

Standard articulating aerial platforms range in height form ___ to ___ feet?

A

55 to 85 feet

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8
Q

Common sizes of telescoping aerial platforms in North America range from ___ to ___ feet?

A

75 to 100 feet

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9
Q

The water delivery system must be capable of discharging discharging Atleast ____ gpm at ___ psi nozzle pressure when the aerial device is in any position?

A

1000gpm
100 psi

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10
Q

Detachable ladder pipes are typically limited to flows of less than ____ gpm?

A

750gpm

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11
Q

North American aerial ladders fully extended (working) length ranges from ____ to ____ feet?

A

50 to 137 feet

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12
Q

The three main portions of an aerial ladder to which firefighters and driver /operators commonly refer are the ______,________ and the ________?

A

Base rails
Top rails
Rungs

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13
Q

Normal hydraulic pressure is from _____ to _____psi ?

A

850 to 3000 psi

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14
Q

Common sizes for water tower devices range from ___ to ___ feet , capable of maximum flows ranging from ____ to ___ gpm?

A

50 to 130 ft
1000 to 5000 gpm

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15
Q

________ _______ starts from the minute companies leave the station and continues throughout the entire incident ?

A

Loss control

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16
Q

Hydraulic fluid hose must be rated to withstand pressures at least _____ greater then normal operating pressure ?

A

4 times

17
Q

_______________ valves prevent unintentional or undesirable motion of the device from its established position?

A

Counterbalance

18
Q

The most common aerial ladder platform apparatus in service today is the _____________,____________ with a rear mounted aerial device?

A

Straight chassis , three axle vehicle

19
Q

Aerial ladder platforms commonly range in size form ___ to ___ feet ?

A

85 to 110 feet

20
Q

Telescoping aerial platform devices have two or more sections and are made of either _______ construction or ________________ construction?

A

Box beam
Tubular truss beam

21
Q

_____________ generally operate on large shear ball type bearings?

A

Turntables

22
Q

There are two types of pre piped waterway systems ?

A

Bed ladder systems
Telescoping waterway systems

23
Q

What is the most common pre piped aerial ladder water way system?

A

Telescoping waterways