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40 Cards in this Set
- Front
- Back
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define rise
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deck or overhead to center of damage
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define uncorrected run
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bulkhead to anchor point
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define corrected run
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compensates for the thickness of wedge, strongbacks, ect
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define shole
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a flat plate used under strongbacks to distribute pressure over the damage
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what are the two purposes of a strong back?
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distribute pressure and serve as a anchor point
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the maximum length of a wood shore is ___ times the minimum butt thickness
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30
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what are the 2 lengths of the steel shoring
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3-5 & 6-11
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what is the maximum weight the short steel shoring will hold when fully extended? when closed?
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12,000 lbs , 20,00 lbs
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what is the maximum weight the long steel shoring will hold when fully extended? when closed?
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6,000 lbs , 20,000 lbs
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what are two ways of measuring for K-type shoring?
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measuring batten/shoring batten , carpenter square
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what is another name for I-type shoring
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direct compression
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what is another name for H-type shoring
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cross-exial
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what is another name for K-type shoring
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triangulation
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equipment shall be stored "first in, ___ out."
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last
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PECU stands for
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Portable Exothermic Cutting Unit
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PECU cuts at approximately ____ degrees Fahrenheit
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10,000
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The PECU regulator is preset at ____ psi
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60
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PECU cutting rods come in what two sizes
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1/4 & 3/8
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How is the PEARS powered
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12-volt batter Pack
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fire compartment doors shall remain ___ during initial response to maintain breathable atmosphere for unprotected initial responders
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open
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what are the 5 steps for attacking a fire
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size up, attack, isolate, protect exposed compartments, set fire and smoke boundaries
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how many people must man a 1 1/2 inch fire hose during sustained firefighting
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3 personal
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how many people must man a 2 1/2 inch fire hose during sustained firefighting
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4-5 personal
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what are the 3 ways to control a wild hose
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shut off water flow, z kink, advance along the hose
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when using an in-line AFFF eductor, you should use a ___ GPS nozzle with the bail in ____ position
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95 , Full Open
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any ___ barrier can be a fire boundary
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physical
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the minimum degree of tightness for a secondary fire boundary is _____
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Fume Tight
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secondary boundaries are generally set at ____ subdivision or ____ boundary
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watertight , airtight
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boundaries ___ the fire shall be set as quickly as possible
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above
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define smoke control zone
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the area between the inner and outer smoke boundaries
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smoke boundaries can be set by closing doors and hatches, or by using ___ and ____
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smoke curtains , smoke blankets
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what are the 4 types of ventilation
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general , supply , exhaust , natural
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before using air moving devices, you must first get permission from
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Cheng
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box fan is rated at ___ CFM
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3200
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box fan is powered by __ volts AC
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115
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the ram fan is rated at __ CFM
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2000
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the ram fan is powered by
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fire main
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exhaust fans/blowers shall be located on the ___ decks
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weather
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who determined the need for active desmoking
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repair party leader
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what are the 7 considerations in selecting a fan
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potential explosive of fire hazard, space available, operating temp., effing ect
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