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Engine Company Fire Ground Operations > 10 Fire Protection Systems > Flashcards

10 Fire Protection Systems Flashcards

1
Q

According to their intended use, standpipe systems are designated

A

Class I, class II, class III

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2
Q

The piping arrangement that carries water vertically and sometimes horizontally through a building for firefighting operations

A

Standpipe system

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3
Q

NFPA 14

A

Standard for the installation of standpipe and hoes systems

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4
Q

Class one standpipe system

A

Provides 2 1/2 inch hose connections and designated locations in the building for full-scale firefighting generally intended for fire department use rather than brigades or occupants

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5
Q

Class II standpipe system

A

Provide an inch and a half hose connections at designated locations for first aide firefighting. Generally intended for fire brigades and occupant use

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6
Q

Class III standpipe system

A

Combination of class one and class two systems can be used for full-scale or first aide firefighting. Both system connections present

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7
Q

Standpipe system types were completely redefined beginning when

A

1993 addition of NFPA 14

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8
Q

Five categories of standpipe system types

A

Automatic wet, automatic dry, semi automatic dry, manual dry, manual wet.

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9
Q

Standpipes one classified by types means

A

Whether or not the piping is wet or dry

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10
Q

Automatic dry standpipe system

A

Typing normally filled with pressurized air, with use of a dry pipe valve to admit water automatically upon opening a hose valve. Connected to available water supply capable of supplying firefighting

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11
Q

Semi automatic dry standpipe system

A

Piping normally filled with air pressurized or not. Operate with the use of a deluge valve to admit water into system when remote actuation device located at hose station, such as a pull station, Is operated. Also water supply feeds it for firefighting.

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12
Q

Manual dry standpipe system

A

Filled with air, do not have reconnected water supply. FDC must be used to supply water

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13
Q

Manual wet standpipe system

A

Typing normally full of water for the purpose of allowing weeks to be detected. Water supply provided by small connection to domestic water piping. Not capable of supplying water for firefighting. FDC must be used

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14
Q

Manual standpipe systems require

A

Connection to fdc for water supply

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15
Q

The vertical pipe or riser running through or along the outside of the building not quit with the interior lines on the FDC can feed it

A

Dry standpipe system.

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16
Q

Exterior dry standpipe systems are usually the result of what

A

Laws that are newer than the building

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17
Q

The building that has brought over a wide area maybe equipped with how many standpipes

A

Two or more dry systems, possibility separate from each other

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18
Q

A drawback to large dry standpipe systems

A

The time it takes to drive the air out the pipe before the line to be charged fully

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19
Q

Standpipe system that is connected to a water source and contains water at all times. Water must be under enough pressure to allow fire attack without need from numbers

A

Wet standpipe system

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20
Q

NFPA 14 requires that a water supply for class I and class III standpipe systems be able to deliver want to residual pressure at the outlet of the topmost hose connection

A

100 psi flowing 500 gallons per minute to the two topmost furthest connections.

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21
Q

For class II standpipe system and of NFPA 14 requires the flow of my how much

A

100 GPM for 30 min and maintain residual pressure of 65 psi at furthest connection

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22
Q

In Addition to the primary water supply on an automatic or semi automatic wet standpipe system what else is required

A

One or more FDC with a reliable water source nearby

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23
Q

In what setting are two remotely located FDCs required for each zone with the pumping range of fire apparatus in addition to the automatic water supply

A

High-rise buildings

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24
Q

When two or more sources seen a wet standpipe system which source will be the one that provides the water

A

The water source providing the highest pressure

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25
Q

This device in a standpipe system keeps possibly contaminated water from entering the potable water system

A

Check valve

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26
Q

When available which water source is almost always used as the primary source for fire protection systems

A

Public water works system

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27
Q

No other water source will need to be used standpipe system when

A

The Public Works system supplies enough pressure to satisfy code

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28
Q

The exception to public waterworks being the primary water source for standpipe systems, is in what setting

A

Industrial warehousing more similar, where additional water sources may be required

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29
Q

The most common standpipe systems in medium and high-rise apartment and office buildings

A

Wet system, supplied by public water works

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30
Q

These are used to boost the pressure in a primary supply for standpipe which usually Public Works system but could be a water tank

A

Pressure pumps

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31
Q

An alternative water supply system for standpipes, mounted on the ground with supplying wanted to story buildings were mounted above ground in taller structures

A

Gravity tank

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32
Q

Gravity tanks may hold as much as how many gallons of water

A

100,000 gallons of water

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33
Q

With a gravity tank, the pump is used to fill the tank but not to eight in developing pressure. In the system what supplies the pressure required in the standpipe system

A

Gravity

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34
Q

Pressure tanks are generally found only on what type of standpipe system

A

Smaller systems where they supply house lines with water for initial attack by the occupants

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35
Q

Pressure tanks can be located anywhere in the water supply system and generally do not exceed how many gallons and capacity

A

3000 gallons

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36
Q

What happens after a water supply 10 for standpipe system is empty

A

It is useless as a source therefore pumper is needed to supply the system

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37
Q

That’s with dry systems it went system may consist of two or more risers that may be separate or interconnected therefore firefighters must be aware of

A

The type of system and which one they are working on

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38
Q

There is one fire department intake for each riser each and take serves one riser and one riser only in which case

A

When standpipe riser is are separate

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39
Q

Post-indicator valve’s usually are found on what type of property

A

Industrial warehouse properties

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40
Q

Gate valves or outside stem and your valves for standpipes usually are installed on which type of building

A

Apartment buildings office and stores

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41
Q

Before attempting to use a standpipe system firefighter should check to make sure what

A

Post-indicator valve is are in the open position

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42
Q

The two common type of post-indicator valve us, PIV, are

A

Window type, butterfly type

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43
Q

When a PIV is not placed on the outside of the building the gate valve are outside stem and yoke might be located on the intake pipe where

A

In the basement or just inside the first floor if the building has no basement close to the outside wall of the building

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44
Q

FDC is required on which classes of standpipe systems

A

All class one and class III standpipe systems

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45
Q

On automatic and semi automatic systems FDC serves as

A

Auxiliary water supply

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46
Q

As a rule most FDC are provided with one 2 1/2 inch inlet for

A

Each 250 gallons per minute of design flowrate

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47
Q

Water pump it into the FTC always reaches the riser outlets because

A

There are no valves in the riser between the FTC Siamese and the outlets

48
Q

The different type of Siamese type FDC are

A

Wall-mounted a Siamese, freestanding Siamese, freestanding multiple Siamese, and wall-mounted concealed Siamese

49
Q

Signs should be provided to indicate whether an FDC serves as

A

Sprinkler, standpipe , or both, As well as the area being serviced by the connection

50
Q

If the FDC intakes are not placed on the wall, but rather on a pipe stands away from the wall, the designations appear on

A

On top of the pipe just behind the point at which the two intakes wye off

51
Q

Before hooking up to the standpipe system, the FTC should be checked for what

A

Debris on the inside of the FDC

52
Q

The order in which lines should be connected into the FDC Siamese

A

First line hooked to the left intake and charged, second line connected to the right intake

53
Q

And a dry standpipe system the pumper will hook up to the system and will be what

A

The primary source of water

54
Q

A wet standpipe system will draw water from that source until

A

A fire Department pumper increases its pressure to be greater than the water pressure from the source

55
Q

His pump pressure is reduced in a standpipe system for any reason, what happens

A

The normal source supplies the system again, opening the check valve

56
Q

Is extremely important that the siamese hook up the accomplished quickly so that

A

Firefighters with hose lines will have water under effective pressure when they need it

57
Q

The minimum size of the standpipe riser

A

4 inches

58
Q

When the fire is severe what can be done to increase water supply on an FDC with 2 1/2 inch intakes

A

Fire department Siamese appliances can be placed on each side of the Siamese FDC

59
Q

If an FTC is damaged and cannot be fed what can be done to supply the standpipe system

A

Water can be supplied to the system through the hose line outlet on the first floor

60
Q

When bypassing the FDC using an interior outlet how should the standpipe feeding be prepared

A

Pressure reducing fittings removed, whenever possible 2 1/2 inch Siam is installed on the outlet with double female adapter so two supply lines can feed the system

61
Q

When bypassing and FTC to feed a standpipe system in a wet system what should be done

A

Supply line to the outlet should be hooked up and charged before the outlet valve is opened

62
Q

The best arrangement for supplying a standpipe system is to have a pump are positioned within what distance of the standpipe Siamese FDC

A

Within 100 feet

63
Q

As firefighters proceed upstairs to utilize a standpipe system for fire attack they should check what

A

Check to ensure that all hose outlet valves are closed on their way up to avoid leaks in the system

64
Q

True/false fire department personnel should never rely on house lines that are intended for use by building occupants

A

True

65
Q

The first hose line into the building during the standpipe fire operation should be

A

At least 150 feet long and of a diameter indicated by the size and intensity of the fire

66
Q

If the handle is missing or the valve cannot be open by hand on a standpipe outlet what could be used to open it

A

Pipe wrench

67
Q

Hose lines that are inch and three-quarter are effective on most fires in the typical building containing a standpipe system, however what should be available for backup in case the initial line is in adequate

A

2 1/2 inch hose line

68
Q

Do use of solid or nozzles should be considered for most fire attack with standpipes because

A

Because of their lower operating pressures

69
Q

In large open areas firefighters must be prepared to use what for interior attack

A

Master stream appliance

70
Q

Main tools to be carried for standpipe operations other than the attack equipment should be

A

Forcible entry tools, smoke ejectors, sore scba bottles , and portable lighting

71
Q

And equipment pool should be set up where depending on conditions on fire floor during standpipe operations

A

Two or more floors below the fire

72
Q

Key points for firefighter safety when entering the building for standpipe operations

A

Full PPE, SCBA, assignments of at least two firefighters working together, personnel accountability system

73
Q

Fire that jumps from floor to floor through Exterior windows is known as

A

Lapping

74
Q

In a high-rise fire firefighter should check the floor above the fire because of extension through what

A

Stairways, elevator shafts, utility shafts, or pipe chases, or lapping

75
Q

Floors below the fire must be checked not only to look for extension, but also to

A

Conserve property

76
Q

And high-rise fire situations the elevators and stairways are managed by

A

Lobby control

77
Q

Elevator should not be used to gain access to

A

The fire floor or any floor above the fire or sub levels with a fire below

78
Q

Firefighters you should take the elevator to which floor

A

Two floors below the fire

79
Q

Firefighters using an elevator should bring which tools

A

Forcible entry tools, to force the door open if they become stuck

80
Q

Firefighter should make the standpipe connection where

A

The floor below the fire or an intermediate landing

81
Q

If one and three-quarter inch hose lines are to be used for initial attack on the standpipe what should be used in addition

A

A Wye should be placed on the outlet or attached to a short length of 2 1/2 hose so two attack lines can be attached

82
Q

On making the initial how stretch with standpipe operations how should it be stretched

A

Attached one floor below the fire and stretched one floor above the fire for easy advance

83
Q

If smoke or fire is detected on the fire floor where should the standpipe connection be made

A

In the stairway and not from the standpipe connection in a Corredor

84
Q

If fire or smoke is extending into the Corredor what should be done with the hose prior to advancement

A

The hoseline should be charged

85
Q

Which their way should be used for advancing hose lines in a highrise

A

Stairwell closest to the fire

86
Q

When firefighters are using the stairwell to advance hose lines they must be careful not to impede

A

Evacuation progress of tenants

87
Q

If the initial hose line connected to the floor below is able to control the fire what can be done with the next attack line connection

A

It can be made in the corridor of the fire floor

88
Q

When a long corridor is completely involved and fire stream should be directed

A

As far into the hallway as possible

89
Q

When a fire has gained considerable headway in a high-rise what could be used

A

The master stream of plans, supplied from one or more standpipe outlets

90
Q

The fire is involved in a building close enough to other buildings hose streams can be utilized from nearby buildings using standpipes true/false

A

True

91
Q

For exposure protection, if aerial devices cannot reach, how could exposures or fire be controlled

A

By using standpipes on adjacent buildings

92
Q

If in the event too much water is being pumped from municipal supply what could be drawn from to augment water supply in a last resort

A

Gravity tanks from uninvolved buildings

93
Q

Properly pressurize sprinkler heads can distribute water over what area

A

100 ft.² or more

94
Q

Four basic types of sprinkler systems

A

My pipe system, dry pipe system, pre-action system, deluge system

95
Q

Sprinkler system where the piping is always filled completely with water from the source to the heads.

A

Wet pipe system

96
Q

The simplest and one of the least expensive type of sprinkler systems

A

Wet pipe system

97
Q

A drawback to the wet pipe sprinkler system

A

Cannot be use an unheated buildings or for exterior protection due to freezing risk

98
Q

Sprinkler system that contains water only from the source to a control valve, piping from the valve to the head to contain compressed air

A

Dry pipe system

99
Q

Control valve and a dry system

A

Dry pipe valve

100
Q

Where is the dry pipe valve usually located in unheated building

A

If an unheated areas and closed in an insulating and heated closet or cabinet to protect from freezing

101
Q

A dry pipe system with the addition of air exhausters controlled by a supplemental fire detection system, designed to minimize the time lag by exhausting compressed air before sprinkler head opens

A

Pre-action system

102
Q

And a pre-action system where are the air exhaust is typically located

A

At the dry pipe valve

103
Q

Where are deluge sprinkler systems usually installed

A

I hazard locations, such as aircraft hangers chemical plants laboratories and Transformers

104
Q

The type of sprinkler system that contains water only from the source to a control valve for the piping from the valve to the heads contains room air and the heads are open at all times

A

Deluge sprinkler system

105
Q

recommended practice for fire department operations and Properties protected by sprinkler and standpipe systems

A

NFPA 13E

106
Q

When arriving at a sprinkler operation firefighters should initially check what of the system

A

Main valves sprinkler riser and fire pump to ensure all are functioning properly

107
Q

During an actual fire incident with sprinkler operations a firefighter must be assigned to what devices to ensure continued operation of the system

A

Main valve, fire pump

108
Q

During a sprinkler operation what is the job of the engine company

A

To a sure that the water supply is adequate for the sprinkler system

109
Q

When should an engine company hook to the sprinkler system

A

Immediately on arrival

110
Q

Generally, what pressure should a sprinkler system be fed at by the pump

A

150 psi

111
Q

Why must the pump operator monitor her discharge pressure when feeding a sprinkler system

A

Pressures can fluctuate based on the amount of sprinkler heads opening

112
Q

If hose lines are being used during a sprinkler operation which water source should be used

A

Attack lines should be supplied using a different water system than the one supplying sprinklers

113
Q

Sprinklers can be used for exposure protection when what happens at the exposure

A

It’s sprinkler system is activated

114
Q

In order to prevent premature shut down the sprinkler system, in the event the fire is not fully extinguished, what should be done

A

Place a firefighter at the control valve to reopen if necessary

115
Q

During sprinkler operations if possible when should property conservation begin

A

During extinguishment

116
Q

True/false, the sprinkler system should not be restored to service before firefighters leave the building

A

False if possible the sprinkler system should be restored

117
Q

If it is not possible to place the sprinkler system and service soon after a fire what should be done

A

Firewatch detail

Engine Company Fire Ground Operations (10 decks)

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