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23 Cards in this Set
- Front
- Back
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what defines a WUI incident?
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An incident where three or more structures are threatened by a wildfire
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can a WUI alarm be an initial alarm?
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know, it should be requested by command when several structures are threatened or a structure fire has wildland involvement that must be fought defensively
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what is proper PPE for a WUI alarm
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approved wildland PPE unless a structure becomes involved in the box alarm is set
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in a WUI situation, what is the most vulnerable part of a structure?
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The roof
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what is the rule of thumb for the minimum defensible space from structure to brush in WUI situation?
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30' from structure to flammable brush
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what is the minimum lookout at a WUI alarm?
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• Leader of each group be in constant contact with someone who can maintain full awareness of fire and weather conditions
• best if each group has at least one person acting as a lookout |
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safety zone minimum times for WUI alarm:
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safety zones should be no more than 2 min. travel time
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additional WUI safety watch outs:
(10 items) |
• narrow one-way roads
• one way in or out • bridge load limits • inadequate water supplies • natural fuels 30' or closer • steep slopes • extreme fire behavior • strong winds • public panic |
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structure protection for WUI alarms, apparatus minimums:
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• structures less than 50' apart, one apparatus may cover 2 structures
• larger gap one apparatus for structure • larger than 5000 ft.², two apparatus for structure |
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for WUI structure, combustible fencing should be removed for at least _____ where it connects to the house
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8 feet at least
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when laddering a structure on a WUI alarm what else should you do?
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A line should also be stretched which can be used on the roof, if necessary
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class A phone should be used to code structures plants and shrubs within a defensible space _____ minutes before expected arrival of fire front in a WUI alarm
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15 min.
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T/F: in a WUI alarm you should cut off all utilities including electricity and gas
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false: gas should be shut off, electricity should be left on unless structure becomes involved
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how should you prep a house during a WUI alarm?
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• Close Windows
• remove combustible window coverings • closed interior doors • turn off fans and HVAC |
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if a structure box alarm is called a WUI alarm, how should radio traffic be handled?
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companies brought to seem for structure fire should be assigned to a group and given another fire ground channel
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what size supply line should be used from the hydrant during a WUI alarm?
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3 inch supply line if possible
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if no hydrants available during a WUI alarm, name three other sources of water
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• static water
• water tenders • Rotary wing aircraft |
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what should be established if evacuation is being considered?
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Community Services Group (CSG)
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when conducting evacuation for a WUI alarm, ensure that structures are _____ for fire department access
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left unlocked
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when triaging a WUI alarm, what are three classifications to triage structures?
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• Defensible
• defensible with some improvements • non-defensible |
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one of the leading factors in structure loss during a wildland fire event is _____.
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Fire brands
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_____ can enter through very small openings on metal or tile roofs which are not sealed (gable vents and under these enriches)
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sparks and embers
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assigning a _____ group should be deemed a necessity at most large wildland fires
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Downwind Exposure Group
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