Vehicle Fire Response 3.2.2.6 Flashcards Preview

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Flashcards in Vehicle Fire Response 3.2.2.6 Deck (17)
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1

What is the normal response for vehicle fires?

One engine emergency reponse.

2

Approximately how far should the apparatus be placed from a vehicle fire?

75ft

3

What four considerations should be taken for apparatus placement?

safety of personnel
wind direction
traffic protection
runoff avoidance

4

To what degree should a LNG/LPG tank be cooled after extinguishment?

cool enough to touch

5

What type of foam is recommended for fires involving liquid fuels?

class B

6

Who secures the scene of a undetermined/suspicious/incendiary vehicle fire until it can be turned over to an investigator or LEO?

OIC

7

Bumper assemblies have been known to travel how far?

25-75ft

8

The presence of what type of vapors makes batteries an explosion hazard?

hydrogen

9

The electric drive train of a vehicle is what voltage type?

DC

10

All current SUV and pickup truck hybrids also generate what type of voltage?

110AC

11

High voltage drive train power can vary from ______ to _______ voltage?

144-675

12

Electric vehicle drivetrains can generate up to how many amps?

125

13

What color is the high voltage cable in an electric vehicle?

bright orange

14

Hydrogen is conbustible over a ______range of concentrations.

wide

15

At atmospheric pressure hydrogen is combustible from ______ to _______ %

4% to 74.2%

16

Hydrogen has the ____ flame velocity of any gas.

highest

17

Hydrogens ignition energy is _____% less than methane gas.

32%