Brush/ Wildland Fire M.P.202.15 Flashcards
Overview-
Brush fires typically are responded to by agencies from the Phoenix Regional Dispatch System and create a low frequency, high risk incident for our personnel. With this in mind, what is the primary objective for brush/wildland fire incidents?
fire fighter safety is the
- A weather announcement made by the National Weather Service when fire danger is Very High or Extreme. Sustained winds >= 20 mph and relative humidity <= 20%, scattered thunderstorms, increased thunderstorm activity after a prolonged dry period,
abrupt change in wind speed and direction that may affect the area.
What is this Called?
Red Flag Warning
Definition of a wildland fire?
Any non-structure fire that occurs in the wildland
POLICY
-Resources responding to a brush/wildland fire will be familiar with what system terminology and practices?
National Incident Management System (NIMS)
Any WORKING FIRST ALARM BRUSH assignment or greater will be deemed what type of fire?
wildland
What resources will be dispatched for a brush/wildland incident?
STILL BRUSH
- Engine
* Brush
What resources will be dispatched for a brush/wildland incident?
BRUSH ASSIGNMENT
- 2 – Engines
- 2 – Brush Trucks
- 1 – Water tender
- 1 – Command Officer
What resources will be dispatched for a brush/wildland incident?
FIRST ALARM BRUSH
- 5 - Engines
- 4 - Brush Trucks
- 2 - Water tenders
- 3 – Command Officers
- 1 – Shift Commander
- 1 – Command Van
- 1 – Safety Officer
- Rehab Unit
- Canteen Unit
What resources/support apparatus will be dispatched for SECOND ALARM BRUSH assignments or greater?
GREATER ALARM BRUSH
- 5 – Engines
- 4 - Brush Trucks
- 2 - Water tenders
- Staff and Command Officer Response
- Port-A-Potties
- Refueling Truck
- Mechanics
- Radio Technician
- Multiple Spare Radios
- Weather Reports
Crew Safety
- Wildland fires demand that Captains maintain a high level of awareness regarding crew
accountability. Crew members can easily become spread out and not visible in rugged and rocky
terrain. Wildland fire fighting will still employ what system?
-the buddy system
Wildland Fire Behavior
The following factors have a critical effect on the fire behavior of a wildland fire. What are the 3 factors?
- WEATHER,
- FUEL
- TOPOGRAPHY
Weather
Command must be aware of constantly changing weather conditions. During a normal day, What will change 180 degrees?
- winds
Remember that a large WILDLAND fire can create dangerous convection currents that cause erratic
fire behavior and spot fires far in advance of the fire head. What can also produce similar results?
Heavy winds
Fuel:
Most of the fuel in the PHX area is relatively light and burns very rapidly. The exception to this is What?
river bottoms
Topography:
Fire burns uphill much more rapidly than downhill. What is often the most serious problem with topography?
Access
Tactics and Strategy:
Brush fires often present a large area of rapidly spreading fire. The critical decision is often where to attack the fire to the best advantage. What is the primary goal when immediate control is not possible?
Protection of exposures
LCES stands for ?
- Lookouts
- Communications
- Escape Routes
- Safety Zones
Fire suppression personnel on fires in light fuels should use the What method of firefighting?
in an inside out attack where the safe zone is previously burned area adjacent to the burning fire front.
“one foot in the black”
Direct water attack is the fast control evolution to counteract wildfire spread.
Fire Attack should be from the What side?
BURNED side
Command Responsibilities-
The 1st in officer must address what 3 benchmarks?
- life safety
- fire control
- property conservation
Morning winds are normally are ____ to ____ direction
Afternoon winds are usually ____ to ____ direction
- East to West
- West to East
Fire spread will usually slow down in the evening AS what INCREASES?
-HUMIDITY (above 25%)
Fire spread will usually increase during the
mid-morning hours as what decreases?
-Humidity (below 15%).
