What is progressive hose lay?
A hose lay in which double shutoff wye (Y) valves are inserted in the main line at intervals and lateral lines are run from the wyes to the fire edge, thus permitting continuous application of water during extension of the lay.
What are two types of hose lays?
Two types of hose lays. SIMPLE or PROGRESSIVE? This type of hose lay comes straight off the pump and goes directly to the nozzle with no junctions in between.
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4 Tactical methods of water application.
- Hot Spotting.
- Deluge.
- Containment.
- Exposure Protection.
What is a hose lay in firefighting?
Hose evolution or hoselay definition. A. Extending hose from the engine to the fire, exposure, or water source which allows. delivery of water safely and effectively with sound hydraulics and procedures.
What are two proper methods for rolling fire hose?
There are three common methods of rolling fire hoses: the basket weave, figure eight, and spiral. The basket weave is the most common method and is used for all types of fire hoses. It is easy to learn and is quick to roll.
What is hose lay?
A hose lay or hose load is a preconfigured arrangement of fire hose that facilitates deployment under high-stress, high-danger situations.
What is a simple hose lay?
A hose lay consisting of consecutively coupled lengths of hose without laterals. The lay is extended by inserting additional lengths of hose in the line between pumps and nozzle. Also known as single hose lay.
What is a hose lay?
What are 4 dry mop up techniques?
dry mop up- no water, boneyarding, mixing, digging, separating.
What is a straight hose roll?
Straight Hose Roll – YouTube
What is a courtyard lay firefighting?
A courtyard lay is the extension of a fire fighting hose to reach a fire across a courtyard. Firefighters train daily to save lives.
What is a triple layer hose load?
Loading the Triple Fold Hose Load – YouTube
How do you lay a progressive hose?
Progressive Hose Lay – 2 Person – YouTube
What is a fire hose nozzle called?
A fog nozzle is a firefighting hose spray nozzle that breaks its stream into small droplets.
What must Firefighters keep in mind when performing mop up?
WHAT MUST FIREFIGHTERS KEEP IN MIND WHEN PERFORMING MOP UP? DON’T THINK THAT BECAUSE YOU ARE MOPPING UP THAT THE FIRELINE IS NO LONGER DANGEROUS. THIS TYPE OF THINKING IS WRONG! IN SOME WAYS, IT MAY BE MORE DANGEROUS BECAUSE YOUR GAURD AND YOUR ADRENALINE MAY BE DOWN.
What is a group of firefighters called?
Fire Crew. An organized group of firefighters under the leadership of a crew leader or other designated official. Fire Front. The part of a fire within which continuous flaming combustion is taking place.
How do you roll a lay flat hose?
How to Wind Up Lay Flat Hose, Cord and Cable w/ FAST FREDDY 2
How does a Doughnut hose roll differ from a straight hose roll?
How does a doughnut hose roll differ from a straight hose roll? both couplings are on the outside. what is one common use for a hose clamp? What is a typical number of feet of supply hose for a fire engine to carry?
What is a Dutchman hose load?
10.31. Figure 10-14 A dutchman is a short fold of hose or a reverse fold that is used when loading hose and a coupling comes at a point where a fold should take place or when two couplings end up on top of each other. The dutchman moves the coupling to another point in the load.
What is an advantage of a forward lay?
What is an advantage of the forward lay? Pumper can remain at the incident scene so hose and equipment are readily available. Which hose lay is used when the pumper must first go to the fire location before laying the supply line? Reverse lay.
What are the two types of fire nozzles?
There are five basic nozzle types:
- the solid bore.
- the single gallonage (sometimes called variable pressure/variable flow)
- the adjustable gallonage.
- the automatic or constant pressure.
What are the different types of nozzles?
Flat fan nozzles.
What is the black in wildland firefighting?
A black line is where the fireline is immediately adjacent to the burned edge of the fire. This is the desired condition of a completed fireline. A black line provides a safe area for firefighters to take refuge if necessary and aids in control of the fire.
What are the 3 tactics for wildland fire suppression?
Confine fire as quickly as possible. Locate and build firelines. Move all rollable material so it cannot roll across firelines. Leave no significant areas of unburned material close to fireline.
What do you call a female firefighter?
Definition of firewoman
: a female firefighter a volunteer firewoman.
Why is a firefighter called a Jake?
Being a “Good J-Key” probably meant a fireman who was cool under the pressure and could send clear Morse code. “J-Key” was eventually shortened to “Jake”, and when spread to the public, “Jake” came to be a common term for firemen in general.