Ch 7 pg 175-188
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Questions and Answers

What is the primary function of aerial devices for firefighters?

  • To extinguish fires from a distance
  • To access upper floors of a structure via the exterior (correct)
  • To control smoke and ventilation
  • To provide relief for trapped victims

    • Why is an elevating platform preferred over an aerial ladder for accessing upper floors?

  • It is more affordable to operate.
  • The basket is a much safer place to work from when venting a window (correct)
  • It requires less training to use effectively.
  • It is easier to maneuver in tight spaces.

    • When positioning a basket to a window what should rescuers ensure?

  • They have a clear view of the entire building.
  • That the top rail is level with the windowsill (correct)
  • They are located far from the source of the fire.
  • They are placed directly in front of the building entrance.

    • What alignment is critical for operating an aerial ladder near windows?

    <p>The turntable must be directly in line with the window opening.</p> Signup and view all the answers

    What should be avoided to prevent damage to the aerial ladder?

    <p>Overextending the ladder into windows with steel frames.</p> Signup and view all the answers

    What factor is essential for ensuring stability when positioning an aerial ladder?

    <p>Ensuring the ladder is perpendicular to the building.</p> Signup and view all the answers

    How does the scrub area of an aerial device affect its operation?

    <p>It determines the physical area that the device can contact.</p> Signup and view all the answers

    What is the width of most aerials?

    <p>20-24in</p> Signup and view all the answers

    What varies depending on the length of the device and the number of telescoping sections?

    <p>Distance from the building to park the aerial</p> Signup and view all the answers

    What is determined by the length of the bed section for articulating booms?

    <p>Scrub area and spotting distance</p> Signup and view all the answers

    What is the worst approach when positioning a midship-mounted device for operation on lower floors?

    <p>Pulling nose-first toward the building with enclosed cabs</p> Signup and view all the answers

    What is the best scrub area for rear mounted devices?

    <p>Backing into a position</p> Signup and view all the answers

    Why do engine companies often hinder aerial device operations?

    <p>Because they frequently block the approach paths for aerials</p> Signup and view all the answers

    What is the first guideline for apparatus positioning?

    <p>They should be positioned for maximum benefit of the device.</p> Signup and view all the answers

    What angle should the cab of a midship-mounted apparatus ideally be positioned during operation?

    <p>Approximately 15-20 degrees away from the building</p> Signup and view all the answers

    What is the second guide for spotting apparatus?

    <p>Position the apparatus with the fires anticipated progress in mind.</p> Signup and view all the answers

    What is the minimum distance aerial devices should be kept from overhead power lines to ensure safety?

    <p>10 feet</p> Signup and view all the answers

    What is the risk of extending or retracting a telescoping device while someone is climbing on it?

    <p>Rungs can shift causing injury</p> Signup and view all the answers

    What can result from poorly performed overhaul in firefighting?

    <p>Waste personnel, upsets the public and may even result in additional fire loss.</p> Signup and view all the answers

    What characterizes the precontrol phase of overhaul procedures?

    <p>It is done while the fire still has the upper hand</p> Signup and view all the answers

    Why is a rekindle often more serious?

    <p>It’s been vacated and windows have been opened and holes have been made</p> Signup and view all the answers

    What tips a firefighter on where to open up during overhaul?

    <p>Knowledge of a buildings construction</p> Signup and view all the answers

    What is a significant challenge in identifying fire hazards in older brick-and-joist buildings?

    <p>The difficulty in pinpointing the location of steel I beams ( channel rails)</p> Signup and view all the answers

    After inspecting vertical voids what is the next most important area to check?

    <p>Horizontal voids</p> Signup and view all the answers

    What construction type may require inspection of exterior walls due to potential fire extension risks?

    <p>Old wood-frame houses</p> Signup and view all the answers

    Which feature in older buildings poses a significant risk by creating interconnected voids for fire spread?

    <p>Suspended ceilings</p> Signup and view all the answers

    What is the first step recommended for firefighters to locate points of fire extension?

    <p>Start at the floor immediately above the fire</p> Signup and view all the answers

    Where should you look if the fire was in the cellar of a old brick and wood joist apartment house?

    <p>Interior partitions</p> Signup and view all the answers

    What is the primary benefit of using thermal imaging cameras during postcontrol overhauling?

    <p>They allow visualization of heat sources.</p> Signup and view all the answers

    What should firefighters prioritize when making openings during postcontrol overhauling?

    <p>Openings should be made in a more thorough manner, paying more attention to reducing unnecessary damage than to speed</p> Signup and view all the answers

    Which visual clue indicates a potential hidden fire that firefighters should look for during overhauling?

    <p>Blistering paint on walls.</p> Signup and view all the answers

    What is the first sense that firefighters rely on during postcontrol overhauling?

    <p>Sight, to identify visual signals.</p> Signup and view all the answers

    What could be happening when the smell of smoke comes and goes?

    <p>The smoke being moved by HVAC or elevators</p> Signup and view all the answers

    What is the second sense FFs will use to determine where to open up?

    <p>Hearing</p> Signup and view all the answers

    At what temperature does human skin begin to show signs of burns?

    <p>120°F</p> Signup and view all the answers

    What is a good guideline to use when using touch?

    <p>15 second and 2 minute rule</p> Signup and view all the answers

    To what degree of difference can a TIC detect?

    <p>1 degree</p> Signup and view all the answers

    What is the fourth sense?

    <p>Smell</p> Signup and view all the answers

    What is the final sense FFs will use?

    <p>Common sense</p> Signup and view all the answers

    What can aid when overhauling mattresses and stuffed furniture?

    <p>Sharp knife</p> Signup and view all the answers

    What is not a listed item to consider when taking a couch or stuffed furniture outside?

    <p>Always throw burning materials out through the easiest means possible</p> Signup and view all the answers

    How can the integrity of fire spread into surrounding cavities be confirmed?

    <p>The adjoining bays between joist must also be examined</p> Signup and view all the answers

    What is not a listed place to open up around?

    <p>Baseboard</p> Signup and view all the answers

    Where is a good place to start opening up a ceiling if you suspect extreme damage to the ceiling construction?

    <p>Doorway</p> Signup and view all the answers

    What is a type of ceiling that is particularly hard to pull down and was originally designed as a fire retardant?

    <p>Tin ceiling</p> Signup and view all the answers

    When would you consider stopping overhaul and even accepting a rekindle?

    <p>When a fire has damaged a building to the point that entering would be unsafe</p> Signup and view all the answers

    When would hydraulic overhaul not be used?

    <p>When a material is smoldering</p> Signup and view all the answers

    When does salvage start

    <p>The moment of arrival</p> Signup and view all the answers

    What is crucial to have when shutting down a sprinkler system during an emergency?

    <p>A member remaining at the control to reopen the valve if needed.</p> Signup and view all the answers

    Why is it important to view the building as if it were your own during overhaul?

    <p>To minimize unnecessary damage and protect valuables.</p> Signup and view all the answers

    What should be done with the contents on top of dressers and bureaus during overhaul?

    <p>Quickly open, sweep in, and close them to minimize damage.</p> Signup and view all the answers

    What is a recommended action before disconnecting hose couplings in high-rise buildings?

    <p>Drain water using stairwells when possible.</p> Signup and view all the answers

    Why is it necessary to send two members to shut down utilities?

    <p>Forcing entry into locked areas often requires a second person.</p> Signup and view all the answers

    What should members sent down to cellars to shut down utilities be equipped with?

    <p>Masks</p> Signup and view all the answers

    When possible who should you send to shut down utilities?

    <p>Someone with relevant experience</p> Signup and view all the answers

    The tip of most aerial ladders is __-24in wide

    <p>20</p> Signup and view all the answers

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