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Apparatus Tech material > Mid Rise Manual > Flashcards

Mid Rise Manual Flashcards

1
Q

What is the definition of a mid-rise?

A

A building three to six stories but has less than 75 feet from the lowest level of fire department vehicle access to the floor of the highest occupible story.

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2
Q

Mid rise buildings can have what type of exterior construction materials?

A

Solid, masonry, brick veneer over wood frame, wood, glass, and various types of siding

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3
Q

Older mid rise roofs typically are ____ while newer roofs are typically ____ and can contain ____

A

Flat; Cross gable and dormers; attic space as living areas

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4
Q

Commercial mid rise buildings are typically what kind of construction?

A

Non combustibles

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5
Q

Mixed use mid rise buildings are typically what kind of construction?

A

Mixed construction (commercial is non combustible which residential is lightweight)

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6
Q

Pull down attic access staircases have a weight limit of what?

A

250 lbs

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7
Q

Insulation is typically found in what areas of ordinary construction mid rise buildings?

A

Attic or cockloft space, but rarely in walls

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8
Q

Ordinary construction mid rise buildings typically have what kind of windows in residential and what kind of glass in commercial?

A

Casement or double hung; Plate glass

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9
Q

Ordinary construction mid rise buildings typically have what kind of locks on the doors?

A

Rim locks and chains

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10
Q

What type of fire alarm systems do ordinary construction mid rise buildings typically have?

A

Local alarm and smoke detectors

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11
Q

Non combustible mid rise buildings do not typically contribute to the fire load, other than what area?

A

The roof, commonly known as running metal deck roof fire

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12
Q

What are firewalls in non combustible mid rise buildings typically made out of?

A

Masonry

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13
Q

What type of floors are most common in non combustible mid rise buildings?

A

Concrete

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14
Q

What kind of doors are typically found in commercial non-combustible mid rise buildings?

A

metal-framed tempered or safety glass; older buildings may have plate glass; side stairways utility and service entrance doors are usually metal

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15
Q

What are accommodation stairways?

A

Stairways that allow occupants who may own or lease multiple floors to traverse floors without using the buildings public stairwell.

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16
Q

Non combustible mid rise buildings have what kind of fire protection systems?

A

Older buildings may have just a local alarm while newer buildings with commercial occupancies may have full sprinkler protection

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17
Q

When did lightweight wood construction begin replacing ordinary and dimensional wood frame?

A

1980’s

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18
Q

Firefighters should access roofs of mid rises how?

A

Portable or aerial ladders

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19
Q

Heights of greater than three stories can be obtained using what size wall studs on lower floors of lightweight construction?

A

2x6

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20
Q

What kind of insulation can help slow the spread of fire into the attic space around lights, wires, and other access points?

A

Fiberglass

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21
Q

Why are basement fires so serious and labor intensive?

A

Limited access, ventilation challenges, exposure to the rest of the structure, and potential for involving utilities

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22
Q

Lightweight mid rise buildings have three typical types of balconies which are?

A

Cantilevered, recessed, and hinged

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23
Q

Doors and locks in light weight mid rise buildings are typically what?

A

solid wood, wood covered metal, or metal, and locks may be rim or mortise.

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24
Q

True/False: Mid rise are required to have stairway pressurization systems?

A

False

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25
Q

If two level apartments are found in mid rise buildings, they are typically found where?

A

On the ends of the structures

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26
Q

Newer lightweight constructed mid rise buildings use what kind of residential sprinkle system?

A

13R; Designed to contain the fire, not extinguish

27
Q

What kind of elevators are typically found in mid rise buildings?

A

Hydrolic; can be electric traction. Hydrolic control rooms are typically found on the lowest floor while electric traction rooms are found on the top floor

28
Q

What are some fire hazards mid rise buildings have?

A

Many of the same as garden apartments such as large open attic/cockloft areas, utility shafts with void spaces, combustible exterior walls, and lightweight construction

29
Q

Residential mid rise have a low fire load; Fire flow estimates are?

A

10 GPM per 100 Square FT

30
Q

Commercial mid rise have a moderate fire load; fire flow estimates are?

A

20 GPM per 100 square feet

31
Q

Lightweight mid rise construction is subject to early failure and has two distinct factors with regard to potential for collapse;

A

The presence of lightweight trusses

Fire entering the void spaces degrading the wooden structural members

32
Q

What must happen if a standpipe is present in a mid rise?

A

Supply the standpipe regardless if the initial hose line is pulled from the engine.

33
Q

If a high rise assignment is going to be used in a mid rise, the officer must request what ?

A

An additional engine company

34
Q

What is the engine drivers job if the line is going to be stretched off the engine and not the stand pipe?

A

Stay with engine and pump lines

35
Q

What is the second due engines typical responsibility?

A

Deploy secondary line and making sure the initial line is on the fire floor and making progress

36
Q

Where should the second line crew check before heading to the fire floor?

A

Basement or floors below

37
Q

The second line must be what in comparison to the original line?

A

equal or greater flow

38
Q

Third line should be deployed above the fire; what is it for and who typically deploys it?

A

Protect the company performing the primary search of the floor above and extinguish any vertical extension. Third engine company typically deploys it

39
Q

What kind of pattern is best for exposure protection?

A

Narrow fog

40
Q

Before initiating fire attack in a basement, what must personnel confirm?.

A

The door from the fire unit to the public hallway is closed

41
Q

Due to issues ventilation below grade fires, what kind of stream must be used?

A

Straight or solid stream

42
Q

What is the objective when attacking fires in an attached garage of a mid rise?

A

Confine and extinguish the fire from the unburned area, secure the overhead door in open position, and prevent extension into the living area

43
Q

Where must the second line in an attached garage fire in a mid rise go?

A

Through the closest hallway connecting the garage to the building to prevent extension

44
Q

What is the preferred method of securing a garage door open?

A

Bending the track

45
Q

If a large volume of fire in a mid rise is present and it has an adjoining exposure command must place an aerial device to stop extension. What must be secured if this is tactic is used?

A

An additional water supply

46
Q

What are the three types of ventilation of a mid rise?

A

Horizontal, vertical, and mechanical

47
Q

Ventilation of a mid rise is most often accomplished how?

A

Horizontally via windows and balcony doors

48
Q

When venting roofs of mid rise buildings, what height of a building is questionable to ventilate without aerial assistance?

A

4 stories

49
Q

What are the two highest priority units to search in mid rise fires?

A

The fire unit and unit above

50
Q

Ladders for rescue and egress should be placed where?

A

1) the fire unit
2) the unit above the fire unit
3) adjacent to the fire unit
4) any other unit where smoke is evident

51
Q

Except for immediate rescue, what are the two instances when bedroom windows should not be laddered first?

A

When firs is showing from the window and if the ladder would be exposed to flame impingement from below

52
Q

The minimum initial alarm for a mid rise fire?

A 
4 engines
2 trucks
1 rescue
1 ems 
2 bc
1 ems sup
1 command aid
53
Q

First due engine assignment for mid rise fire?

A
  • position in proximity to the building so as to not block access to other apparatus
  • determine water supply method
  • proceed to fire floor and commence firefighting
  • First due engine may choose to lay supply line and establish water supply, if engine decides to do so driver must stay with engine.
54
Q

True or False: Elevators should not be used by first due companies on mid rise fires?

A

True

55
Q

If building has hallway standpipe connections, where is the best connection found?

A

The floor below

56
Q

Second due engine assignment for mid rise fire?

A
  • Establish water supply

- Prepare to deploy second handline after ensuring first line is in place and making progress

57
Q

What size lines should be used when connecting to the FDC of a mid rise?

A

3 inch or larger*** 2.5 inch used in high rise

58
Q

Third due engine assignment for mid rise fire?

A
  • Position opposite first due engine
  • Obtain secondary water
  • Supply FDC at rear if present
  • Advance line to floor above fire or as directed
59
Q

Fourth due engine assignment for mid rise fire?

A
  • Complete secondary water if necessary
  • position out of the way
  • Assume RIT
60
Q

First due truck/rescue squad assignment for mid rise fire?

A
  • searching for victims, locating fire, forcible entry, ventilation, control of utilities
61
Q

Where should first due truck position?

A

Side alpha or side where fire is showing from

62
Q

If smoke, fire, or victims are evident and within reach of the aerial device, the aerial shall:

A
  • Be raised to access the unit/area involved
  • The ladder should NOT be placed to a window or balcony showing fire unless there is someone at such a location in need of rescue or thee elevated master stream tactic is being used for fire attack
  • If the apartment or unit is totally involved, then the aerial should be raised to an adjoining unit
63
Q

Second due truck assignment for mid rise fire?

A
  • Position opposite the first truck
  • Identify evacuation stairwell if not already done and make sure its clear of smoke
  • Proceed to floor above fire
64
Q

Rescue squad assignment for mid rise fire?

A
  • deployment of tagline from attach stairwell
  • forcible entry on the adjacent units for primary search and possible alternative fire attack
  • coordinate evacuation of occupants
  • assessment of fire extension into adjacent apartments
  • horizontal ventilation

Apparatus Tech material (14 decks)

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