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esparza nuggets Flashcards

(50 cards)

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1
Q

Max size of cuts in tires

A

None over 1”

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2
Q

class C fire

A

electrical

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3
Q

Minimum front tread

A

4/32

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4
Q

whats pyrophoric

A

spontaneous ignition when exposed to air

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5
Q

Disadvantage of synthetic class b foam

A

Limited post-fire security

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6
Q

level D protective clothing

A

coverall with no respiratory protection

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7
Q

whats a class B fire

A

flammables (liquids, gases)

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8
Q

Normal transmission temp?

A

Below 250 degrees

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9
Q

Minimum rear tire tread

A

2/32”

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10
Q

class D fires

A

metals

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11
Q 
Accident prevention (smith safe driving system)
A
B
K
L
M
A 
Aim high 
Big picture
Keep eyes moving
Leave an out
Make sure you're seen
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12
Q

why would we tandem pump

A

its used when pressures higher than the capability of a single pump are required

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13
Q

In a 20” wheel, what is the maximum allowable free play?

A

2” in each direction

Or

10 degrees

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14
Q

Normal water temp

A

170-210 degrees

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15
Q

Normal oil pressure

A

35-75psi

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16
Q

tandem pumping

A

short relay operation in which a source pumper pumps into the intake of the second pumper; the second pumper boots the pressure of the water even higher (dupont @ coleman fire)

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17
Q

whats LC 50

A

lethal concentration 50; expected to cause death upon inhalation 50% of the time

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18
Q

How long should weeklies be

A

1-2hrs

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19
Q

flow of blue hydrant

A

1500GPM or more

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20
Q

What do batteries in series do?

A

Increase your voltage, but amps stay the same

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21
Q

whats a class C fire

22
Q

flow of red hydrant

Study These Flashcards
A

below 500 GPM

23
Q

How much foam can we get out of 1 class b bucket

Study These Flashcards
A

1- 5 gallon bucket will mix with 500 gallon

24
Q

whats a class A fire

Study These Flashcards
A

wood , paper, cloth

25
at 100% capacity, what can our type I engine pump
1500 GPM @ 150PSI
26
What does having batteries in parallel do?
Keeps voltage the same, increases amps
27
How long should a daily be?
15-20 minutes
28
How much can an engine cover with one bucket of b foam
300 sq ft 17x17 or 20' circle
29
what's considered a "large" hazmat spill
greater than 55 gallons
30
How far should mud flaps be?
2/3 down from the top
31
flow of orange hydrant
500-999 GPM
32
Elements of total stopping distance (4)
1. Perception time (3/4 sec) 2. Decision/reaction time (3/4 second) 3. Air brake lag (1/4- 1 second) 4. Braking distance (150'-200')
33
at 50% capacity, what can our type I engine pump
750 GPM @ 250psi
34
When should the daily be done?
By 0830
35
class K fire
cooking oils
36
What does SBC carry for class b
1% AFFF
37
Air tank pressure
80-135psi
38
what should you do when a substance spills at night regarding isolation distance (consider valleys and inversions during daytime too)
isolation distances are doubled
39
flow of green hydrant
1000-1499 GPM
40
What's pump pressure at idle?
~50psi
41
AFFF is used primarily for
Spreading over surface of hydrocarbon based liquids
42
Where do we check brake fluids on engines?
We don't! We have air brakes!
43
level C protective clothing
respirator plus splash suit
44
Collapse zones for a building
1 1/2x the height of the building
45
at 200psi, what can our type I pump
1051 GPM
46
level A protective clothing
encapsalting chem suit
47
level B protective clothing
scba plus hooded chem suit (splash suit)
48
what's polymerization
sequence of chain reactions that produce heat and pressure
49
At what angle do you spot an engine when blocking
45 degree angle
50
Volt meter
12-14volts

esparza nuggets (1 decks)

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