Fire Behaviour
Oxygen, fuel, heat and a chemical reaction.
What are the components of the fire tetrahedron?
Devices attached to the inside of the beams on fly sections are used to hold the fly section in place after it has been extended.
What are the pawls?
Used to keep a record of each use and the inspection/maintenance records.
What is a rope logbook?
A system that uses a primary water source that sits at a high elevation such as an elevated storage tank.
What is a gravity system?
The person in overall command and responsible for all activities.
What is the incident commander?
The classification of fires involving energized electrical equipment.
What is a class C fire?
Single ladders equipped with folding hooks on one end.
What is a roof ladder?
Used to join two ropes of unequal diameter.
What is a becket bend?
The type of hydrant used in climates where freezing weather is expected and water is held below the frost line.
What is a dry barrel hydrant?
Answers directly to the incident commander and has the authority to shut down all operations when conditions merit.
What is the safety officer?
A rapid chemical process that produces heat and light.
What is a fire?
The desired angle of inclination that the ladder should be placed for climbing.
What is 75 degrees?
Used only for supporting people.
What is life safety rope?
The process of raising water from a static source to supply a pumper.
What is drafting?
Responsible for providing equipment, materials, and services needed to support the incident.
What is logistics?
Temperature becomes high enough to ignite all the materials in the room at once.
What is flashover?
Rungs/steps, cleats, braces, lateral rails, halyard, dogs.
Name three parts of the ladder.
The type of rope with a braided covering over the core of load-bearing strands.
What is kernmantle rope?
Water hammer.
Violent dissipation of kinetic energy that occurs when flowing water is stopped rapidly in a closed system is termed __________
The number of personnel one person can manage.
The tendency of gases to form into layers according to temperature.
What is thermal layering?
Eight to ten feet.
What is the height of a residential story?
Used to change the direction of pull on a rope.
What is a single sheave pulley?
Flow capability.
When a hose line is closed and no water is flowing what type of energy exists in the water hose?
The type of command used when the incident is multi-jurisdictional and there may be more than one incident commander.
What is the unified command?