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69 Cards in this Set
- Front
- Back
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What is the leading cause of accidents?
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Rollovers?
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How many occupants of apparatus are injured each year?
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1,250
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How many people are killed each year due to apparatus rollover?
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15
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What percentage of firefighters killed were not wearing seatbelts?
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87.55
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How many Civilians are injured annually in apparatus collisions?
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642?
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How many civilians are killed each year by apparatus collisions?
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21
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What percentage of apparatus collisions result in rollovers?
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20%
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Where do 47% of the apparatus collisions occur?
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intersections
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What is the key to defensive driving?
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anticipate the other drivers actions?
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What are the 5 factors of defensive driving?
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Visual lead time, Braking/reaction time
Combating Skids Weight Transfer Evasive Tactics |
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What is the most preventable accident?
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improper backing
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How do you request the right of way?
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with warning lights and sirens
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What are the four factors to consider when driving code 3?
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Expect the unexpected
Expect the worst Take nothing for granted Drive defensively |
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How should you proceed through intersections when driving code 3?
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Signal 100 feet before turn
scan all directions approach and enter with cation prepare to stop enter toward center |
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How do we get out of a skid?
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Steer into it?
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What factors influence total stopping distance?
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Preception
Reaction Braking Lag Braking Distance |
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What is preception distance?
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the distance from the time your eyes see the hazard to the time your brain knows it
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Average response time for each of the four factors?
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3/4 second
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What is the reaction distance?
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The time it takes your brain to tell your foot to move from the accelerator to brake
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What is braking lag?
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Time required for brakes to engage after brake pedal is pushed
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What is the apparatus braking distance?
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Speed directly affects the reaction and apparatus braking distance double the speed and stopping distance is increased four times..
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How many times is the stopping distance increased if you double the speed?
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4 times
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What are the three main things snow tires and chains do?
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Divert water
Self cleaning (the groves) Create additional friction |
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If you can't see what's going on what should you do?
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Stop
Pull over use a spotter etc |
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What is the most common cause for a skid?
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Excessive speed
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How do you get out of a skid?
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you steer into it!
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What is your total stopping distance?
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it's the total of perception + reaction distance + braking distance
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Where should your hands be placed on a steering wheel?
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9 and 3 or opposite sites
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When responding in tandem how many feet feet should you maintain between the units?
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300-500ft seperation
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What is level 1 staging?
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It's when one engines goes on scene and the second engines stages a block away?
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What is level 2 staging?
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It's when numerous apparatus are responding to an incident and additional units are staged in a designated area with staging area mananger
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Where should you park when nothing is showing on a fire dispatch?
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You should park in front of the building
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Where should you park when smoke is showing when you pull up to a building
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Park upwind from the fire
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Where should you park when there's a fully involved structure?
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park away from the heat and smoke
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What are brakes supposed to supplement?
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They're supposed to supplement the proper transmission gear
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What gear should you be going in when you're going down hill?
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a gear lower then you went up in.
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What is the maximum slope it's safe to drive on?
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40%
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Does an increasing radius turn gradually straighten out?
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yes
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When you hit the brakes what occurs?
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Weight Transfer
Tire contact gets bigger More friction up front less in back |
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What's another word for daily checkout?
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Pretrip
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What is NFPA 1002?
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it's the standard for fire apparatus driver/operator
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What is the standard for Driver Op 1a principals?
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NFPA 1002
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Where do you go to reference policies for driver code/lights sirens?
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California vehicle code
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How much play should the steering wheel have?
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10 degrees of play in either direction?
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The front treads on the tire should be above what?
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4/32 or more
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The rear treads of the tire should be above what?
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2/32 or more!
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What is a volt?
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It's electrical pressure?
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What is an amp?
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The strength of the electrical current
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How is voltage calculated?
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it's the difference between the negative and positive charges
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What is the treadle valve?
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it controls the entire brake system and is located under the pedal?
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Parking brakes should hold an apparatus on what precentage of a grade?
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20%
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The low air pressure alarm activates at what?
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60^
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What two components are out of service when they have a class 2 leak?
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Hydraulic brakes and fuel
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What causes excessive governor cut in cut out?
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Excessive system leakage
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What is a class 1 leak?
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Discoloration or wetness
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What's a class 2 leak?
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it forms drops but they don't drop
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What's a class 3 leak?
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It's leakage of fluid enough to cause the drops to fall from the item being inspected
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How often should the apparatus be checked out?
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Daily or beginning of each shift
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How do disk brakes work?
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They squeeze
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How to drum brakes work?
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they expand and hold pressure
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What are ohms?
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it's how resistance is measured
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On an applied leakage test of the air brakes the air pressure should not drop more than?
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3 psi for single vehicles
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On an static leakage test of the air brakes the air pressure should not drop more than?
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2 psi
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What is the static leakage test?
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It's when you have a fully-charged air system and turn off the engine, release all the brakes and let the system settle for one minute and the air pressure should not drop more than 2psi
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What does a clunking sound in the front while turning mean?
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you could have worn suspension parts
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What does a growling sound from the alternator or squealing sound from the belts mean?
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bearing failure?
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What is zone 1 of the turn? and what should you do?
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Approach zone (braking)
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What is zone 2 of the turn? and what should you do?
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Entry zone (turning)
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What is zone 3 of the turn? and what should you do?
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Exit zone (accelerating)
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