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Exam (elaborations)

PUMPER QUESTIONS WITH COMPLETE ANSWERS

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PUMPER QUESTIONS WITH COMPLETE ANSWERS












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Uploaded on
April 6, 2025
Number of pages
87
Written in
2024/2025
Type
Exam (elaborations)
Contains
Questions & answers

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Dependable Lift


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The height a column of water may be lifted in sufficient quantity to provide a
reliable flow

,Formula for Friction Loss


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FL=CQ²L




What can the intake pressure not be allowed to drop below?


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20 psi




Compressed Air Foam Systems (CAFS)


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Generic term used to describe a high-energy foam-generation system
consisting of a water pump, a foam proportioning system and an air
compressor that injects air into the foam solution before it enters a hoseline.




Optimal RPM range for most priming pumps


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, 1000 to 1200 RPM




Burnback Resistance


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Ability of a foam blanket to resist direct flame impingement such as would be
evident in a partially extinguished petroleum fire.




NFPA 1582


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Standard on Comprehensive Occupational Medical Program for Fire
Departments




Level 1 Staging


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, Used on all multiple-company emergency responses. The first arriving
vehicles of each type proceed directly to the scene, and the others stand by
a block or two from the scene and await orders. Units usually stage at the last
intersection on their route of travel before reaching the reported incident
location.




Around-the-pump Proportioner


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Apparatus mounted foam Proportioner in which a small quantity of water is
diverted from the apparatus pump through an inline Proportioner.




Repair


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To restore or put together something that has become inoperable or out of
place




Warm Zone


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Area between the hot and cold zones that usually contains the
decontamination corridor; typically requires a lesser degree of personal

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