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AO Study Material 2020 Test > TB 156 Hillside Homes > Flashcards

TB 156 Hillside Homes Flashcards

(73 cards)

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1
Q

How many hillside structures are in the city of LA?

A

Over 400,000

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2
Q

Hillside structures in LA include what type?

A

Platform homes, multistory pre fabricated homes, custom homes, apartments and commercial buildings

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3
Q

Hillside structures are engineered to reside on what and provide scenic hillside views?

A

Steep slopes

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4
Q

Successful what in hillside homes required SOPs, strong command, continuous size ups, a well communicated strategy, and effective firefighting tactics?

A

Firefighting operations

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5
Q

What can better prepare members to safely and successfully mitigate fires in hillside homes?

A

Knowledge of district, pre fire planning, and properly identifying these types of occupancies in advance

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6
Q

Firefighters often encounter what related to extended response time, narrow streets, water supply, laddering, unusual building construction, extreme fire behavior, restricted ventilation, and fire suppression?

A

Challenges

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7
Q

Hillside homes are designed with a focus on capturing as much of the what as possible?

A

Hillside view

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8
Q

Commonly hillside homes are multi story with an open what and often consist of spilt levels through depending on the degree of slope?

A

Stairwells

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9
Q

Each hillside home has voluntary earthquake retrofits, remodel ordinances and building code variances changing from what?

A

Property to property

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10
Q

The 3 general categories of hillside homes are what?

A

Descending, ascending, and cantilever

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11
Q

Historically, which hillside home has been the most dangerous for firefighters?

A

Descending

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12
Q

Which hillside home is built to provide opportunity for multiple floors and built on the downslope?

A

Descending hillside homes

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13
Q

Descending hillside homes are usually a minimum of how many stories and constructed to make the most of the sloping topography?

A

2 stories

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14
Q

Descending hillside homes offer how many full stories at street level and at least 1 or more below grade?

A

1 full story

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15
Q

Multi level home plans for descending hillside homes typically use what type of access to the lower levels of the home?

A

Interior and exterior

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16
Q

For descending hillside homes, they commonly offer cantilever balconies off what level?

A

Lowest level

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17
Q

For descending hillside homes, access to lower floors is often available via what that descend with the hillside and offer portals of entry on multiple sides?

A

Exterior staircases

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18
Q

Descending hillside homes are the most dangerous because of the possibility that entry is from what level into the structure?

A

Grade level

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19
Q

What type of hillside home is built into the upslope of the roadway?

A

Ascending

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20
Q

Access to the first floor on ascending hillside homes does not present the same hazards unless entry is made from what floor?

A

An upper floor

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21
Q

On larger properties for ascending homes, you may find long driveways leading up to a what?

A

Flat pad

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22
Q

Steeper slopes for an ascending home may contain what outlining the first floor?

A

Block retaining walls

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23
Q

The ascending hillside home is usually multi-story with the garage located at what levels representing the first floor?

A

Grade level

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24
Q

For ascending hillside homes, there may be alternative portals of entry available on each side of the home identified by what?

A

Exterior staircases

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25
Cantilever hillside homes were originally built in the early what?
1900s
26
Cantilever hillside homes are also known as what?
Stilt homes
27
What homes were built on steep vacant hillside lots perched precariously on the side of the hill?
Cantilever hillside homes
28
Early cantilever homes were 1 story homes and utilized wood construction with heavy what supports tied to the original foundation?
Heavy timber wood supports
29
Later generation cantilever homes were built on what and utilized steel poles to support entire home?
Concrete or wood foundation
30
Cantilever hillside homes can cantilever out as much as how many feet over the hillside?
50 to 75 feet
31
Portals of entry to cantilever hillside homes are usually from where?
Street wide through front door or garage area
32
Modern architecture of cantilever homes utilize what and may have multiple floors hanging over the hillside?
Concrete, steel, corrugated metal, and fiberglass
33
The support of cantilever homes are typically what buried deep into the hillside?
Concrete pilasters
34
When a fire is located in what floor, it can create one of the most dangerous environments in firefighting?
Sub-level
35
What can vary from home to home depending on the era that it was built, topography, and style or design the architect employed?
Building construction methods and styles
36
What can affect fire spread and collapse potential in hillside homes?
Layout and floor systems
37
Modern construction of hillside homes utilized every opportunity for increased what?
Square footage
38
Contemporary hillside homes can have 2 or more stories and resemble small what based on size of property?
Commercial buildings
39
The changes in construction styles and methods have permitted larger homes, often occupying the entire square footage of the property, sometimes called what?
Mansionization
40
One of the biggest challenges with hillside homes is access lower floors from what level?
Grade level
41
Any fire below grade is similar to what type of fire causing firefighters to attack the fire from above?
Basement fire
42
What type of homes can normally be handled with be handled with similar strategy and tactics utilized for a traditional single or multi-family dwelling?
Ascending hillside homes
43
What type of home is on the downhill side of a roadway and requires unique strategy and tactics for safe and effective mitigation?
Descending hillside homes
44
Prior to advancement of any hose lines, complete a what to further assess structure?
360
45
If the building features make it impossible to attack the fire at or below the lowest level of fire involvement, what tactic should be considered?
Transitional attack
46
The tactic of applying a stream of water from the exterior shall only be utilized prior to what?
Companies initiating interior operations
47
The focused application of a straight hose stream from the exterior will significantly reduce the inferior temperatures and is intended to lessen the potential for what?
Flashover
48
Multistory cantilever homes that have no doorway access from subfloors require a what for how long the fire has been burning?
Risk assessment
49
If an offensive attack is considered as the only means for attacking fire from floor above the fire, it is imperative that who has a hoseline in place before descending interior stairwell?
Back up fire attack team
50
A fire that develops on any sub floor can create hot gases and smoke that may reach the ceiling level and begin to what?
Mushroom or stratify
51
The idea that quickly descending a stairwell as a fire attack team to an involved room on a sub level will provide a cooler atmosphere is what?
False
52
It is LAFD practice that any hillside home that has one or more floors below grade with access, be attached whenever possible from a portal of entry at or what of the origin of fire?
Below
53
Location of fire, coordination and communication with fire attack about the conditions of the interior are the highest priority in determining placement of an initial what to accomplish vertical ventilation?
Heat hole
54
The specific location of the fire better equips ventilation teams to select the location for the heat hole or may opt to provide a ventilation hole where to the stairwell?
In proximity
55
It is circular that fire attack and ventilation be what as premature ventilation may create an undesired flow path with potentially catastrophic consequences?
Coordinated
56
What must be in place before ventilations the unenclosed stairwell to avoid premature ventilation?
Fire suppression lines
57
If the fire is below grade and the only entry to establish fire attack is from the first or, what type of ventilation needs to be considered?
Horizontal
58
A ventilation hole over the stairwell should only be initiated after the fire attack teams has what to the fire floor and communicated the progress of attack?
Descended the stairwell
59
The impact of creating an accelerated flow path resembling what to a fire attack team advancing down an interior stairwell could be deadly?
Chimney
60
One of the most overlooked effects of natural ventilation on hillside homes is what which is the heating and cooling of mountain slopes?
Diurnal wind influence
61
How often do diurnal winds usually change directions per day?
Twice per day
62
Upslope, up valley winds generate just after what time of day?
Sunrise
63
Downslope, down valley winds generate just before what time of day?
Sunset
64
What is the trademark of the Los Angeles fire department?
Vertical ventilation
65
It is imperative for who to position the apparatus in a way to allow for other resources to have the full benefit of being as close to the physical address as possible?
First arriving companies
66
First arriving companies should attempt to make their way to the structure and do what when practical?
Pull well past the address
67
The reason for parking on the same side of the hydrant is for what?
Supply lines to be tucked against the parked cars
68
Resources that will not be used on based on the type of tools they carry should stage where as to not to create a bottleneck?
On adjacent or intersecting streets
69
One of the most important tactical watch outs in a multistory hillside home is the ability to perform a what?
360
70
The simple process of first arriving companies enter through the front door and second arriving companies accessing the home from sub levels on a descending home can create flash over conditions in how long?
Less than a minute
71
To avoid false indicators when sounding on floors systems, an alternative to sounding is using what to provide an indicator hole of potential fire below on a hillside home?
Axe or similar tool
72
A normal response for a hillside home is what assignment?
C assignment
73
Additionally consideration should giving to ordering what or airships for serial observations when there is risk for brush exposure?
Water dropping helicopters

AO Study Material 2020 Test (124 decks)

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