Fire Behavior
Building Types
Fire development
Fire triangle
100
Which direction dose fire travel?
Fire travels up and out.
100
What structures are constructed of concrete and steel coated with a fire-resistant material?
Type 1 Fire-Resistive
100
What is the first stage of fire development?
Incipient
100
What is the fire triangle?
The fire triangle is what a fire needs to survive.
200
What is roll over, fire in overhead smoke, and off gassing of all room contents a signs of?
These are a sign of flash over.
200
What type are most residential homes?
Type 5 Wood-Framed
200
what is the last stage of fir development?
Decay
200
What is the most common way to break the fire triangle?
Heat reduction
300
What causes a back draft?
A back draft is caused by a re-introduction of air to a suffocating fire.
300
What are Type 2 Non-Combustible structures made of?
The walls and roofs are constructed of non-combustible materials. Mainly un-protected steal.
300
What event usually happens at the start of the fully involved stage?
Flash over
300
Name the three parts of the fire triangle.
Heat, Fuel, Oxygen
400
What is a smoke explosion?
A smoke explosion is the release of heavy thick smoke with high velocity with cool temperature.
400
Type 4 Heavy Timber is not aloud to have what?
Type 4 Heavy Timber is not aloud to have concealed spaces.
400
What causes a rapid fire behavior during the growth stage?
Un-cordinated ventilation
400
How can we take away the oxygen from a fire?
Foam layering, Steam conversion, smothering
500
What is the survivable distance from an exit during a flash over?
10 feet or less is considered a survivable distance to an exit.
500
What is Type 3 Ordinary also known as?
Type 3 masonary
500
With stage of fire development has the most energy?
Fully developed
500
What is the extra part to the fire tetrahedron?
Un-inhibited chain reaction
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