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SOP (2024) > SOP# 32: Operations at a Structure Fire > Flashcards

SOP# 32: Operations at a Structure Fire Flashcards

1
Q

At a working structure fire, members in IDLH shall operate in?

A

Teams of two (2) or more

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2
Q

Members operating in IDLH atmosphere shall be in communication by?

A

Visual, audible, physical means, or a safety guide rope
note: to provide assistance in case of emergency

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3
Q

During initial stages of working structure fire where only one team is operating in IDLH, what is the minimum requirement?

A

four (4) members consisting of two (2) working as a team in IDLH,
two (2) on stanby mode outside IDLH

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4
Q

At a structure fire what are the standby members responsibility?

A

constant awareness
- number (#) and identity, location and time of entry

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5
Q

During inital stages of a working structure fire when only one (1) company is on scene, when can the company enter IDLH?

A

not until second unit arrives on scene
note: this does not prevent first arriving company from making preparation to enter

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6
Q

What are the exception to entering IDLH during initial stages, when only one (1) company is on scene?

A

a. Investigation mode - No fire showing (1 member must remain outside)
b. minor fire
c. imminent life-threatening situation - may prevent loss of life or serioius injury

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7
Q

When is the incident no longer in the initial stages?

A

once a second company arrives on the scene
at least one (1) rapid team will be required

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8
Q

What shall the incident commander ensure in the early stages of a working structure fire?

A

RIT requirement s is satisfied.
- on-scene members performing other functions but ready to deploy to perform RIT functions
- on-scene members designated and dedicate as RIT or FAST

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9
Q

Type of rapid intervention team that is designated and dedicated to serve as a RIT?

A

FAST company

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10
Q

360-degree survey and assessment of the type of building construction, location of doors and access to the structure, occupancy and contents of the structure, location of the fire in the structure, time of day and weather conditions, time of the alarm, and day of the week.

A

Size-Up

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11
Q

A complete size-up of a fire incident assist Incident commander in?

A
  • determining what resources will be needed and are available
  • developing a sound strategy prior to making offensive or interior attack
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12
Q

What leads to the development of an Incident action Plan?

A

Size-up evaluation

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13
Q

Where does size-up begin?

A

Pre-fire planning

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14
Q

How does size-up information provide incoming companies help?

A

To better understand the conditions that exist or are likely to develop and allows appropriate consideration to be given to actions that may be required of them.

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15
Q

What are the three (3) main areas of concern with size-up?

A

What do we have?
Where is it going?
How do we control it?

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16
Q

Upon arrival of the first arriving officer and make a 360-degree survey and give a brief size-up that include?

A

Construction
Occupancy
Status of occupants
Visible smoke and fire conditions

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17
Q

At a structure fire the first arriving engine shall first?

A

pull past the fire building

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18
Q

How shall the first engine company position their apparatus at a fire scene?

A

to provide maximum access for ladder companies
note: additional responding engine companies shall not block the access of incoming ladder companies to the fire building from either direction.

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19
Q

What shall additional responding engine companies on the first alarm not being utilized to pump or lay feeders do?

A

Parked at tactically correct locations to allow them to lay additional feeders should the need arise

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20
Q

What is one of the most important decisions that engine company officers are called upon to make?

A

Choice of which size should be used: Line selection

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21
Q

What factors have a direct beating on hose-line selection and placement?

A

Building occupancy
construction
height and location of fire

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22
Q

What are two (2) criteria used in determining proper line selection?

A
  • is the amount of water being discharged sufficient volume to remove the heat being generated and
  • is water reaching the seat of the fire
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23
Q

What is the importance of the fire flow formula?

A

it allows us to estimate the are of fire that a given sized line will extinguish.

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24
Q

What are the general guidelines for line selection?

A

1 3/4
- attack line for Residential or Light commerical
2 1/2
- Exterior attack/exposure protection for residential or commercial
- Interior Attack for Heavy commercial Industrial
Master Stream
- all occupancies

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25
Q

Where shall the first attack line be placed?

A

between the fire and the most severe exposure

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26
Q

What type of exposures are there ?

A

Life and property

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27
Q

When a life or lives are endangered by a fire, where should the hose line be placed?

A

Between the fire and victims means of egress

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28
Q

When no lives are in danger, the first hoseline should be placed ?

A

between the fire and the most severe property exposure
note: property exposure can be exterior or interior

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29
Q

What are the incident priorites?

A

Life Safety
Incident stabilization
Property Conservation

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30
Q

An aggressive interior attack, when ever possible shall be made upon the fire from?

A

unburned portion of the building toward the area that is burining

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31
Q

The first arriving engine company shall announce?

A

location of which they have taken their line and are operating (floor and quadrant)

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32
Q

Where shall the first attack line remain?

A

are where they were initially deployed until the fire in that area is completely extinguished and area fully overhauled

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33
Q

What shall the second attack line do?

A

back up the first attack line but have sufficient hose to operated on the floor above

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34
Q

At a structure fire the third attack line shall?

A

be taken to the floor above the fire w/enough hose to operate on the next floor provided there are no other fire exposures on or below the fire floor.
note: consider using alternative means of access if first two (2) lines used same entrance

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35
Q

Before redeploying company officer shall check with?

A

Sector officer or Incident command

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36
Q

Who is responsible for ensuring that an adequate water supply has been provided to the first engine company before engaging in any other tasks?

A

Second dispatched company

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37
Q

What shall be done before dressing a hydrant?

A

should be opened to ensure that it is operational

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38
Q

What is the most common method used by the Providence Fire department to lay feeders?

A

Straight/forward lay
note: congestion on scene Infront of building

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39
Q

What is the preferred method to lay feeders?

A

reverse hose lay
note: from the scene to the hydrant avoid congestion on scene
note: also good for relay pumping

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40
Q

What should be used for narrow, dead-end or limited access streets?

A

Split lay
note: communication by first arriving officer to incoming trucks

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41
Q

What should be given consideration as a tactical option at fires that require feeders in excess of 500 feet or where there are water supply problems?

A

Relay Pumping

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42
Q

What is the primary priority of the first arriving ladder company?

A

Remove exposed victims visible from the exterior of the building

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43
Q

Each of the ladder companies responding on first alarm should be positioned to ?

A

allow the aerial device to access the roof and at least two (2) sides of the building

44
Q

First arriving ladder company officer shall direct operations of the company in accordance with the following tactical objectives:

A

a. examine exterior for trapped victims
b. remove exposed victims visible from exterior
c. perform search and rescue
d. vent roof
e. forcible entry
f. ventilation (additional)
g. overhaul
h. ground ladders
I. Salvage

45
Q

What should be given serious consideration with ventilation of a wooden flat roof?

A

Assigning additional personnel

46
Q

What should be done once roof ventilation is complete?

A

notify IC
reposition aerial for horizontal ventilation or emergency egress

47
Q

What shall the second arriving ladder company do?

A

accomplish the tactical objectives not otherwise completed by the first arriving ladder company

48
Q

What shall the special hazards do at a structural fire?

A

Split into teams of two (2)
one (1) team goes to the fire floor, second team to the floor above

49
Q

At a structure fire the EMS sector will provide?

A

Triage and initial treatment of patients
rehab and medical monitoring
staging area for add. rescue

50
Q

What should be located adjacent to the EMS Sector?

A

Air Supply and Canteen Unit

51
Q

At what point should sectors be consider to be assigned?

A

Once first alarm units have deployed

52
Q

When reporting the status of the incident what shall be used?

A

Doubtful (incident will be under control within next 10 minutes)
Will hold ( with the current assignment)
under control

53
Q

Who is responsible to ensure that all members of the company have their portable radios on the assigned fireground channel?

A

Company Officer

54
Q

What shall company officer communicate to the incident commander when operating at working structure fire?

A

their location and tasks being performed

55
Q

Who shall activate the VRS at a structure fire?

A

first engine and first ladder

56
Q

Who shall activate the rescue sector channel?

A

FAST company
note: do not use first engine or ladder but as close as possible to scene
note: go to channel 4, Engine 9 to fire alarm on channel 4 how do youe read this radio?
note: notify IC

57
Q

Where does salvage work begin?

A

floor below the fire or areas adjacent to the fire on the fire floor, generally by ladder company

58
Q

What should be done if structural problems pose a threat to occupants or persons outside the structure?

A

Building inspector shall be notified

59
Q

What is the last step in firefighting activities?

A

Releasing the premises back to the owner

60
Q

If the building cannot be secured to its pre-fire condition who shall be notified?

A

Police Department

61
Q

Searching for and extinguishing hidden or remaining fires, placing the building, its content, and the fire into a safe condition is know as?

A

Overhaul

62
Q

During overhaul it is essential for ensuring ff health and safety that they?

A

Use SCBA

63
Q

What should be done with holes in floors or stairs?

A

marked, barricaded or covered with a strong object (Door, Plywood or ladder)

64
Q

If you encounter any unsafe condition inside the building, what should be done?

A

notify command
command should announce over the radio for all operating personnel to hear

65
Q

What is the primary cause of injuries during overhaul?

A

fatigue

66
Q

What should be done with suspected crime at a fire scene

A

do not disturb until documented by fire investigator or police
as long as it will not result in extension of the fire

67
Q

Structural members including walls, partitions, columns, floors and roofs are of noncombustible or limited combustible with a fire resistive rating between two (2) and four (4) hours?

A

Fire resistive - Type I

68
Q

What are the most likely problems to be encountered with fire resistive (Type I) construction?

A

Access Problem (forcible entry difficult w/ steel doors)
Concrete floors, walls and roof (retain heat)
Smoke spread (HVAC)

69
Q

All partitions and structural members are of noncombustible or limited combustible materials. Do not have any degree of fire resistance and may fail after brief exposure?

A

Non-combustible/ limited combustible - Type II

70
Q

What can happen to steel at ordinary fire temperatures?

A

substantial elongation of steel may occur, overall strength reduced.
Steel cables and tendons may fail. Other areas may fail because of deformation.

71
Q

What should be done with heated steel ?

A

cooled w/fire streams as quickly as possible

72
Q

What is common construction material in Type II non-combustible construction?

A

exposed, unprotected steel bar joist

73
Q

In roof deck in type II construction often consist of ?

A

metal sheets laid over the steel bar joist.
note: not gas tight

74
Q

What are the two (2) reasons that type II construction viewed as extremely hazardous in roof and floor construction?

A

failure characteristics of unprotected steel
and
joist spacing

75
Q

Unprotected lightweight steel bar joist roof construction can begin to fail and collapse after?

A

five (5) or ten (10) minutes of fire exposure

76
Q

Bar joist spacing can be ?

A

sixty (60) feet long and eight (8) foot apart

77
Q

When is the integrity of the decking lost and ff risk plunging through the ventilation hole?

A

if the vent cuts are made in the space between the two joists

78
Q

Buildings in which the exterior bearing walls are masonry, with wood-joisted floors and roof?

A

Type III - Ordinary

79
Q

What is the principle limitation with the Type III Ordinary constuction?

A

max distance that wood joist can span without the need for supports is twenty-five (25) feet

80
Q

What do Type III ordinary construction risk?

A

because they are old they risk early collapse
note: because of renovations and large combustible void spaces

81
Q

What may be present and can fail in a fire at a Type III ordinary construction?

A

Cast Iron Columns, steel columns
where they connect

82
Q

How can a steel beam that is present affect a masonry wall?

A

When heated the steel beam may push exterior walls out

83
Q

What are a basic sign that a masonry wall is in distress?

A

Braced walls

84
Q

At a Type III - ordinary construction what can happen without warning?

A

Under fire conditions canopies and/or awnings may cause a wall to collapse

85
Q

What type of construction has exterior bearing walls of masonry with columns and beams of heavy timber?

A

Type IV - Heavy Timber
Floors and roofs generally made of wood

86
Q

Heavy Timber are typically how many floors?

A

four (4) to seven (7) story brick walled buildings, featuring large wooden timbers to support heavy machinery.

87
Q

How does a structure qualify as heavy timber?

A

wood column cannot be less than 8” thick in any dimension and wood girder cannot be less than 6” thick

88
Q

What are some problems with heavy timber construction?

A

connections between columns, beam, floors and walls . may be weak spot that fails in a fire

89
Q

What can heavy timber fires produce?

A

high radiant heat
note: open floor design facilitates rapid fire extension

90
Q

Exterior walls, bearing walls and partitions, roofs and floors, including their support systems, are wholly or partly made of wood or similar combustible?

A

Type V - Wood Frame Construction

91
Q

Is the only one what has combustible exterior walls?

A

Type V - Wood frame construction

92
Q

How can fire spread to nearby wood structures be reduced?

A

providing distances of ten (10) to twenty (20) feet between building

93
Q

What potential hazard does a Type V - wood frame construction present to firefighters?

A

presence of void spaces

94
Q

Wood studs run two or more stories high from the foundation to the eave line?

A

Balloon frame

95
Q

Nailed to the studs and is where the floor joist rests?

A

Ribbon board or ledger board

96
Q

What can happen if if ribbon/ledger board is pulled when the building has been weaken by fire?

A

can detach from the studs and cause a localized collapse

97
Q

How are fires in a balloon frame characterized?

A

by rapid vertical and horizontal fire spread once fire enters void space.
note: prompt ventilation of roof and rapid deployment of companies to upper floors

98
Q

Quick method of determining how many units a building has include?

A

checking:
electrical meters
mailboxes
doorbells

99
Q

On a platform based how can fire still spread vertically?

A

pipe chase, duct work, around chimneys, openings for wiring

100
Q

The period of time in an emergency prior to the arrival of units beyond the first alarm assignment?

A

Early Stages
- ends once all first alarm units have arrived on scene

101
Q

That period of time in an emergency incident prior to the arrival of a second unit on the scene?

A

Initial stages

102
Q

Commonly encountered in 1/2 story of wood frame structure and peaked roof.

A

Knee wall

103
Q

The educated art of examining a situation and making an intelligent decision regarding whether to commit firefighters to life savings and or interior operations?

A

Survivability profile

104
Q

Any fire that requires the use of a 1 3/4 or larger fire attack hose line and also requires the use of a SCBA for members entering the IDLH

A

Working Fire

105
Q
A

SOP (2024) (39 decks)

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