Chapter 13 Flashcards
Drowning is a leading cause of accidental death.
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All personnel who are or may be operating within 10 feet of the water’s edge should wear a personal flotation device.
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Direct entry into the surface water environment with the intention to rescue victims should be limited to personnel qualified as level 2 rescuers.
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A rope team may support a tethered rescue attempt by qualified level 2 rescuers.
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The minimum initial ratio of tenders to rescuers is one rope tender for one rescuer.
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The temperature of the water will have an effect on the survivability profile for any victims in the water.
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Wave height will have an effect on the ability to see victims and may prevent or delay the use of watercraft.
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Turbidity in the water can decrease visibility and prevent a victim who is even partially submerged from being spotted.
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The US Geological survey monitors and reports current and anticipated water levels.
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Level 1 rescuers should be trained to complete or assist with their own rescues.
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Self rescue in the surface water environment typically involves swimming to shore or to a watercraft, and rescuers must be able to remain on the surface and swim while wearing their ppe.
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While floating downstream, keep feet out in front at shoulder level, and head facing downstream.
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The order of operations that should be followed during water rescue incidents is organized by the investment and risk level to the rescuer.
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First, rescuers should attempt to reach a victim by extending their arms or legs while maintaining a secure position on a stable surface.
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If the current is too strong to pull the victim in, hold the end of the pole and use the current to push the victim toward the shore in an arc.
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The second method is to throw a floating rope from a throw bag or flotations device attached to a rope to a conscious victim who is within range.
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Row rescue operations use powered or nonpowered watercraft to approach victims in the water.
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Even in calm conditions, wind and wave action can affect the speed and control of watercraft.
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Many vessels have fixed data plates that list the maximum capacity in terms of passengers or weight.
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Preventing the watercraft from broaching requires carefully coordinating the speed of the watercraft with the rate of wave action.
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In the US and Canada, Marine radio channel 16 is an emergency channel monitored by naval and coast guard personnel.
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The safest method to conduct a controlled approach to a victim is into the wind or waves, as this method minimizes the likelihood of overshooting the approach and striking the victim.
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Using a technique called parbuckling, these nets create a mechanical advantage which reduces the force required to lift a victim over the side of the watercraft.
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Go rescues involve a rescuer entering the water and approaching a victim by swimming.
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