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Flashcards in Chapter 1 Deck (24):
1

3 factors the fire service is losing that allow us to perform interior operations

Safety
Sufficient time for suppression
Time for a relevant building size up

2

3 primary factors that cause FF death and injury

It falls on you
You fall into it
Flashover

3

3 Things that reduce FF safety in new construction

Lower material Mass
Engineered shapes for structural elements
Better insulation

4

What's the most important non emergency function we can do?

Training

5

When does the foreground clock start?

When the first due apparatus sets the parking brake and we go to work

6

What does a working knowledge of building construction provide?

Ability to size up and
The foundation for a safe, effective and timely operation

7

Clark County, Nevada

Engineered wood- I joists
TIC showed nothing
Degradation was convected Heat

8

What can cause and I joist to fail?

Heat alone

9

What 2 things does the author think should be included in the size up?

The type of building construction
How long the building has been exposed to fire and heat

10

The passage of time is________and fire is _____

Constant, Dynamic

11

What is responsible for creating most loads?

Gravity

12

Dead Load

The weight of the building itself and permanent attachments

13

Live Load

Any load other than Dead load, transient in nature
Impacting or static

14

concentric load

Distributed load

Applied to a small area

Spread over a large area

15

Impact load and example

Moving or sudden load, wind, large crowds , fire stream

16

Repeated load

Transient or intermittent, people on an escalator

17

Static load

Constant, rarely moves

18

Suspended load

Hanging load

19

Wind/snow load

Atmospheric load

20

What types of load are a fire team making a cut on a pitched roof while working from a roof ladder?

Live, Impact, and distributed

21

3 ways loads are imposed

Axial- through the center

Eccentric-off center

Torsion- causes material to twist

22

Imposed loads, cause ________, and _________ cause ________

Stresses, stresses, forces

23

3 primary forces

Compression- flatten or crush

Tension- pull apart or stretch

Shear-causes material to tear or slide apart

24

How are most loads delivered? What are 2 exceptions?

Compression
Guy wires and tower antennas- tension and shear