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LT Test 2023 > High-Rise and Midrise > Flashcards

High-Rise and Midrise Flashcards

1
Q

What is the most common type of flat roof construction in Mid/High Rise buildings? (pg. 6) JH

A

Metal floor decking with a rubberized or tar-and-gravel top layer, supported by steel bar joist.

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2
Q

Personnel should expect vertical extension when these types of walls are identified… (pg. 9) JH

A

Curtain Walls

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3
Q

For buildings with fixed windows, how do firefighters know which ones can be broken? (pg. 12) JH

A

Photos that can be broken are identified with a Maltese cross in the lower corner of the window.

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4
Q

What communications feature is typically located in stairways built after 1976? (pg. 15) JH

A

Hard Wired Communications; Firefighter Communications Phone

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5
Q

In buildings constructed after 1976, what is the maximum distance an FDC should be from a water source? (pg. 18) JH

A

100 Ft

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6
Q

What NPFA standard defines the use of pressure reducing valves in standpipes? (pg. 19) JH

A

NFPA 14

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7
Q

HVAC system manipulation can be a great resource for FRD personnel. What company is responsible for working with engineers on working incidents? (pg. 22/50) JH

A

5th Engine Company, Lobby Control

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8
Q

During what season of the year is the ‘Stack Effect’ most prevalent? (pg. 28) JH

A

Winter/Cold Months

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9
Q

If the first line placed in service is a pre-connect, does the FDC still need to be utilized? (pg. 39) JH

A

Yes, as later arriving units may utilize the standpipe to place their handlines in service.

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10
Q

When operating in a Highrise, to what floor can personnel take the elevator when ascending? (pg. 46) JH

A

Two floors below the fire floor.

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11
Q

When should the truck officer consider taking his whole crew in vs Xray? (pg. 51) JH

A

If there is no need for the aerial or if the fire is out of reach of the aerial.

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12
Q

What unit establishes ‘Base’ on a second alarm event? (pg. 54) JH

A

The first engine on the second alarm.

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13
Q

What are the five critical tasks of ‘Lobby Control’? (pg. 56) JH

A

Accountability, Building Systems Control, Elevator Ops, Stairwell Identification, and Civilian Evacuation Coordination

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14
Q

What are the three ways to ventilate in a Highrise building? (pg. 59) JH

A

Horizontal, Vertically, and or utilizing the HVAC system.

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15
Q

Which command staff position must be assigned early in the Highrise incident? (pg. 65) JH

A

Logistics Officer

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16
Q

What three factors drive a building’s construction characteristics? (pg. 67) JH

A

Time period of construction, the building code at the time, and the original occupancy intent.

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17
Q

What is the ‘Texas Donut’? (pg. 70-71) JH

A

A wrap-around midrise design that consists of a centralized concrete parking structure surrounded by wood frame units build from the ground up.

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18
Q

What are the three types of balconies that commonly exist in midrise buildings? (pg. 75) JH

A

Cantilevered, Recessed, and Hinged

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19
Q

What are two common ‘clean agent’ gas systems? (pg. 77) JH

A

3M Novec 1230 & Chemours FM-200

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20
Q

Highrise buildings have at least ____ stairwell that provides roof access. (pg. 13) JH

A

1

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21
Q

What year was the Virginia Uniform Building Code modified to require a fire control room in buildings with occupied floors located more than 75ft above the lowest level of fire department vehicle access? (p.1) FC

A

1976

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22
Q

For newer high-rises, a gate at the lowest level of a stairwell denotes what? (p.15) FC

A

It’s the last floor with an exterior entrance

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23
Q

Hydrants should be located withing ____ ft of the standpipe and sprinkler. (p.18) FC

A

100 ft

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24
Q

This type of elevator serves only a specified portion of the building and has no openings on the other floors. (p.23) FC

A

Express Elevators via blind shaft

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25
Q

Typical smoke movement that rises upward from the fire floor until it reaches the roof, then banks off ceiling and migrates downward is known as ________. (p.27) FC

A

Mushrooming

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26
Q

____ effect is that natural movement of air within tightly sealed building. Results from the temperature difference between the air inside and outside of the structure. (p.28) FC

A

Stack Effect

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27
Q

Buildings under construction must have a riser ____ floors below the top-most finished floor. (p.35) FC

A

Two

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28
Q

What are the 5 basic operational plan actions for High-Rise fires? (p.37) FC

A

Determine Fire Floor / Verify Fire Floor / Control Occupants / Control Building Systems / Confine and Extinguish Fire

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29
Q

Who is assigned as the fire floor division supervisor? (p.38) FC

A

Second arriving BC

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30
Q

True or False: Personnel must still supply the standpipe system, even if the initial attack was made with handlines stretcher directly from the apparatus. (p.39) FC

A

True

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31
Q

Minimum alarm assignment for high-rise fire: (p.45) FC

A

5 Engines / 2 Trucks / 1 Rescue / 1 EMS Unit / 2 BC / 1 EMS Sup

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32
Q

True or False: If fire is reported on Floor 6 or above and elevators are functioning properly with no smoke or fire reported in machine room, they can take the elevator two floors below the fire floor. (p.46) FC

A

False / Floor 7 or above

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33
Q

Which engine is primarily responsible for establishing a water supply and connecting to the FDC? (p.47) FC

A

2nd Engine

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34
Q

What are the 4 search priorities for residential occupancy? For commercial occupancy? (p.52) FC

A

Residential: Fire unit / exit hallways / units next to fire unit / all other units of fire floor
Commercial: Immediate fire floor / floor above fire / the top floor / floor between the floor above the fire and the top floor

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35
Q

Which unit is responsible for ensuring an evacuation stairwell has been identified and clear of smoke? (p.52) FC

A

2nd Truck

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36
Q

What unit establishes base, and where is staging located? (p.54) FC

A

6th Engine / 2 Floors below fire floor

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37
Q

What 5 main tasks are the responsibility for lobby control? (p.56) FC

A

Accountability / Building systems control / Elevator Operations / Stairwell identification / Civilian evacuation coordination

38
Q

Where does the medical unit set up? What is their role? (p.64) FC

A

1 Floor below fire floor with RIT / Cares for and treats fire department

39
Q

_____ balconies are supported on 3 sides by bearing walls. A railing extends between two walls, and the balcony is open only on one side. (p.75) FC

A

Recessed

40
Q

A midrise building is __ to __ stories high and measures less than __ ft from the lowest level of fire department vehicle access to the highest occupiable floor. (.67) FC

A

3 to 6 / 75 ft

41
Q

The wrap around midrise design also known as the “________” consists of centralized multistory concrete parking structure surrounded by multiple stories of wood-frame units built from the ground up. (p.70) FC

A

Texas Donut

42
Q

Three basic tactics for ventilation include: (p.59) FC

A

Vertically / Horizontally / Through the HVAC

43
Q

Virginia Uniform Statewide Building Code was modified to require a ___________________ in buildings with occupied floors located more than 75 feet above the lowest level of fire department vehicle access.

A

Fire control room. (p.1)

44
Q

Residential high-rises are characterized by _________ hallways, numerous interior compartments , and 24 HR occupancy. SB

A

Center (p. 2)

45
Q

Commercial high-rises are characterized by ___________ construction with circuit corridors around the building core. SB

A

Center- core (p. 2)

46
Q

___________ make it difficult to control smoke conditions because they simultaneously expose many floors to smoke and fire conditions. SB

A

Atriums (p. 2)

47
Q

If fire doors section off the hallways, each section should include _______ and _________. SB

A

A stairwell and Standpipe. (p. 3)

48
Q

All NOVA high- rise buildings have__________, __________, and __________. SB

A

At least two approved exits from each floor; enclosed stairwells; some type of smoke control system. (p. 5)

49
Q

Multiple layers or thick gypsum and masonry walls typically enclose high-rise stairway, elevator, and other shafts. These will typically have a minimum _____ fire-resistance rating. SB

A

2 hour (p. 5)

50
Q

Research has shown that under fire conditions, lightweight concrete failure occurs at 80% of the designed load after ______ of fire exposure. Additional studies have shown that thermal cracks appear within 14–16 min of fire exposure. SB

A

45 min (p. 11)

51
Q

Doors from the stairwell to the hallways swing ____________. SB

A

into the stairwell (p. 12)

52
Q

Apartment or office doors open _______. The presence of an _______opening door indicates an electric or telephone room or another type of closet. SB

A

Inward; Outward (p. 12)

53
Q

Newer high-rises may have a security gate installed in the stairway at the lowest level terminating at an exterior entrance. Personnel should recognize this feature when attempting to exit or while evacuating civilians. The gate’s presence denotes ____________________. SB

A

The last floor with an exterior entrance (p. 15)

54
Q

Hydrants installed after 1976 should be located within ________ of the standpipe and sprinkler FDCs. SB

A

100 feet (p. 18)

55
Q

True or False: Hallway risers are ideal because they allow personnel to get closer to the seat of the involved fire unit. SB

A

False. Personnel should refrain from using hallway risers unless necessary. (p. 19)

56
Q

If more than __________ above the fire still contain occupants, a search and evacuation branch should be established. SB

A

Two floors (p. 26)

57
Q

______________refers to the typical smoke movement found in residential and commercial high-rise structures when the smoke is uninfluenced by external environmental conditions. SB

A

Mushrooming (p. 27)

58
Q

The most effective method for controlling and preventing __________involves personnel cooling the overhead area with hose streams. SB

A

Flashover (p. 30)

59
Q

Personnel should not force entry or open the door of the apartment _______________ from the fire apartment because this will provide the wind-driven fire an outlet and increase the fire’s intensity. SB

A

Directly across the hall (p. 31)

60
Q

Fire resistive construction limits the spread of fire without contributing to the fire load. Contents of these buildings have a rate of heat release that can allow a fire to double in size every __________. SB

A

90 seconds (p. 31)

61
Q

Buildings under construction must have a riser _______ below the top-most finished floor. SB

A

Two floors (p. 35)

62
Q

The operational plan for high-rise fires must consist of five basic actions: SB

A

1.) Determine the fire floor 2.) verify the fire floor 3.) control occupants 4.) control building systems 5.) confine and extinguish the fire (p. 37)

63
Q

Building systems must be brought under fire department control. At a minimum, this must include control of _________, ____________, ______________. SB

A

Elevators; fire pump; and any air handling system (p. 37)

64
Q

The initial engine company officer must communicate which __________ will be used for fire attack after verifying the fire’s specific location within the building. SB

A

Stairwell (p. 40)

65
Q

The minimum initial alarm assignment for a high-rise fire consists of: SB

A

5 Engines, 2 Trucks, 1 Rescue Squad, 1 EMS transport Unit, 2 Battalion Chiefs, 1 EMS supervisor. (p. 45)

66
Q

It is the ________________ responsibility to identify and verify the fire floor. SB

A

First due engine officer (p. 46)

67
Q

Units should utilize stairwells to access below-grade fires and above-grade fires up through the _____ floor. SB

A

Sixth (p. 46)

68
Q

The engine officer must communicate to ______ via radio which stairwell has been identified as the attack stairwell. SB

A

Command (p. 47)

69
Q

The second due engine company reports to the __________. SB

A

Fire floor (p. 47)

70
Q

The third due engine company reports to ___________. SB

A

the floor above the fire (p. 49)

71
Q

The fourth due engine company reports to___________. SB

A

One floor below the fire floor via attack stairwell and establish I-RIT. If the fire floor is below grade, the I-RIT should position outside the area immediately dangerous to life or health (IDLH) while still in proximity to the fire floor. This may be one floor above the fire floor but not below the fire floor. (p. 49)

72
Q

The first due truck reports to ____________. SB

A

The fire floor (p. 51)

73
Q

The second due truck reports to___________. SB

A

Floor above the fire (p. 52)

74
Q

Every alarm after the first will bring _______, ________, _________. SB

A

at least three engines, one truck, and one battalion chief (p. 54)

75
Q

The sixth due engine, which is typically the first engine on the second alarm, should establish the _________. SB

A

Base area (p. 54)

76
Q

The remaining personnel of the sixth due engine should prepare to set up staging ________ the fire floor unless otherwise directed by Command. SB

A

two floors below (p. 54)

77
Q

Lobby control takes responsibility for a variety of critical tasks such as: SB

A

Accountability, building systems control, elevator control, stairwell identification, civilian evacuation coordination. (p. 56)

78
Q

__________ refers to the area used for assembling resources close to operations on the fire floor, ideally two floors below the confirmed fire floor in a high-rise fire. SB

A

Staging (p. 58)

79
Q

______ refers to the area where incoming fire apparatus and other vehicles park. SB

A

Base (p. 58)

80
Q

The three basic tactics for ventilating include: SB

A

Vertically, horizontally, through HVAC. (p. 59)

81
Q

True or False: Vertical ventilation using elevator shafts represents the least desirable option? SB

A

True. (p. 62)

82
Q

At minimum, stairwell support requires a firefighter positioned every ________ to effectively shuttle equipment. SB

A

two floors (p. 63)

83
Q

The medical unit, including rehabilitation, should set up _________ staging to ensure they can properly evaluate personnel. SB

A

one floor below (p. 64)

84
Q

A midrise building is _____________ stories high and measures less than _____ from the lowest level of fire department vehicle access to the highest occupiable floor. SB

A

three to six; 75 ft (p. 67)

85
Q

The wrap-around midrise design, also known as the ___________ consists of a centralized multistory concrete parking structure surrounded by multiple stories of wood-frame units built from the ground up. SB

A

“Texas Donut” (p. 70)

86
Q

_______________ balconies project out over the load-bearing wall. These balconies are open to the exterior on three sides and extend away from the building. SB

A

Cantilevered (p. 75)

87
Q

________ balconies are supported on three sides by bearing walls. A railing extends between the two walls, and the balcony is open on only one side. SB

A

Recessed (p. 75)

88
Q

_________ balconies supported on two sides by bearing walls and corner columns extending from the ground to the roof. SB

A

Hinged (p. 75)

89
Q

Fires in buildings under construction tend to become well-developed, large-volume fires before the first fire department units arrive. When faced with these conditions, officers should prioritize _________________ and recognize the need for high-flow master-stream attacks in lieu of handline deployment. SB

A

Exposure Protection (p. 78)

90
Q

The minimum initial alarm assignment for a midrise building fire consists of: SB

A

5 engines, 2 trucks, 1 Rescue squad, 1 EMS unit, 2 Batt chiefs, 1 com aid, 1 EMS sup (p. 86)

LT Test 2023 (30 decks)

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