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Handbook Of Tactics > Ch 6 Sprinkler Systems and Standpipe Operations > Flashcards

Ch 6 Sprinkler Systems and Standpipe Operations Flashcards

1
Q

Sprinklers controlled or extinguished the fire more than how many percent? Pg 119

A

96%

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2
Q

What is a deluge system? Pg128

A

Consist of a piping system connected to a water source controlled by an automatic valve.

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3
Q

What is a preaction system? Pg 129

A

Consists of an automatic detection system coupled to an automatic dry pipe system. They are often installed over very expensive electronic equipment.

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4
Q

What is a automatic wet system? Pg 125

A

The most common and simplest type of sprinkler. This is a pipe system connected to a source of supply that has water in its piping at all times, right up to the sprinkler head.

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5
Q

What is a automatic dry pipe system? Pg 127

A

Is usually found in unheated areas. The pipes are filled with air either from a compressor or bottles and regulators.

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6
Q

What is a non automatic systems? Pg 130

A

System installed with no water supply other than the fire department Siamese.

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7
Q

What is a combination sprinkler and standpipe system? Pg 131

A

These systems were a logical way to extend sprinkler protection into existing unsprinklered high rise buildings.

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8
Q

If a building were built without sprinklers, the distance a person would have to travel to reach an exit is how many feet? Pg 132

A

100 ft

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9
Q

If the building is built with an automatic wet sprinkler system the distance to the exit should be how many feet? Pg 133

A

200 feet

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10
Q

What are class 1 standpipe systems? Pg143

A

Are those primarily used by the fire dept. They have 2 1/2 inch threads and are mainly used for fire dept to use their hose.

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11
Q

Riser control valves are required for every how many feet of height? Pg 143

A

150 ft

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12
Q

What are class 2 standpipes? Pg 144

A

They are used for building occupants to control minor fires until the fire dept arrives. They are provided with 1 1/2 inch hose. Can flow 100 gpm.

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13
Q

What are class 3 standpipes? Pg 144

A

It is designed to allow fire dept and occupant use.

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14
Q

When would a building need a standpipe? Pg 148

A

Any building more than 75 feet in height or more than 2 stories and 20,000 sq ft per floor.

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15
Q

Where should any extra hoseline be flaked in fire-resistant building if there are any indications of a serious fire?
p. 151

A

Floor below

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16
Q

What is the best way to determine whether or not a sprinkler system is present in the building? p. 132

A

Performing a prefire inspection

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17
Q

Which is NOT a minimum piece of forcible entry equipment that should be brought during standpipe operations? p. 154

A

Pike pole

18
Q

Which is a particularly dangerous issue for firefighters when allowances are given by building codes when an
automatic sprinkler system is installed with new construction? p. 132

A

Increased travel distances to exits

19
Q

Which is the preferred type of standpipe system? p. 140

A

Automatic wet

20
Q

What is the usual design flow for the Class II standpipe system? p. 144

A

100 psi

21
Q

At what height is the standpipe outlet valve generally located? p. 151

A

Head

22
Q

Where does NFPA recommend that hose intended for occupant
use be located with the standpipe system? p. 144

A

Outside of the stairwell on the fire floor

23
Q

How long is the piping in the nonautomatic system in the
New York Telephone building designed to withstand 1,500^F?
p. 130

A

15 minutes

24
Q

What is used to adjust the pressure reducer on a vane-type
PRV? p. 145

A

Adjusting stem

25
Q

How many wooden chocks should be carried in the standpipe
kit? p. 153

A

Three or four

26
Q

What is present in the automatic dry sprinkler system piping before being activated? p. 127

A

Air under pressure

27
Q

Who should be spoken to first when multiple false alarms come in from the same location with an automatic wet sprinkler system in place? p. 126

A

Building owner

28
Q

What should be done if a fused sprinkler head needs to be
replaced? Pg 138

A

Mark with bright cloth

29
Q

What figure is used to determine to estimate elevation pressures when conducting operations with a standpipe system? p. 141

A

5 psi per floor

30
Q

Which is the preferred standpipe system in locations where
freezing is a problem? p. 140

A

Semiautomatic dry

31
Q

What is the first task that should be undertaken during standpipe operations? p. 155

A

Advance first line

32
Q

Where is the OS&Y sprinkler control valve usually found? p. 136

A

Base of the sprinkler riser near the front of the building

33
Q

What size hoseline should be used as a minimum to supply the FDC? p. 122

A

2 1/2-inch

34
Q

How many risers are recommended when the minimum flow is 750 gpm per NPFA 15 (pre- and post-1993)? p. 156

A

Two

35
Q

What are all sprinkler heads marked for? p. 138

A

Temperature

36
Q

In which type of structure can a survey of the floor below the fire floor be beneficial in determining the layout?
p. 150

A

Apartment

37
Q

To which floor should supply lines be stretched to pump whenever a serious fire demands the use of a standpipe system? p. 142

A

First floor

38
Q

Who is the best resource when locating the sprinkler controls during an incident? p. 135

A

Building maintenance personnel

39
Q

In standpipe systems installed post 1993, what is the maximum pressure allowed at the top floor outlets where
the 1 1/2-inch occupant hose is provided? p. 142

A

100 psi

40
Q

How will the PIV need to be moved to close the valve? p. 136

A

Turn it clockwise

41
Q

Once the fire is above which floor in the building will the use of the standpipe be preferred? p. 149

A

Second

Handbook Of Tactics (22 decks)

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