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esparza nuggets > esparza nuggets > Flashcards

esparza nuggets Flashcards

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

A

Electrical

22
Q

flow of red hydrant

A

below 500 GPM

23
Q

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

A

1- 5 gallon bucket will mix with 500 gallon

24
Q

whats a class A fire

A

wood , paper, cloth

25
Q

at 100% capacity, what can our type I engine pump

A

1500 GPM @ 150PSI

26
Q

What does having batteries in parallel do?

A

Keeps voltage the same, increases amps

27
Q

How long should a daily be?

A

15-20 minutes

28
Q

How much can an engine cover with one bucket of b foam

A

300 sq ft

17x17 or 20’ circle

29
Q

what’s considered a “large” hazmat spill

A

greater than 55 gallons

30
Q

How far should mud flaps be?

A

2/3 down from the top

31
Q

flow of orange hydrant

A

500-999 GPM

32
Q

Elements of total stopping distance (4)

A
  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
Q

at 50% capacity, what can our type I engine pump

A

750 GPM @ 250psi

34
Q

When should the daily be done?

A

By 0830

35
Q

class K fire

A

cooking oils

36
Q

What does SBC carry for class b

A

1% AFFF

37
Q

Air tank pressure

A

80-135psi

38
Q

what should you do when a substance spills at night regarding isolation distance (consider valleys and inversions during daytime too)

A

isolation distances are doubled

39
Q

flow of green hydrant

A

1000-1499 GPM

40
Q

What’s pump pressure at idle?

A

~50psi

41
Q

AFFF is used primarily for

A

Spreading over surface of hydrocarbon based liquids

42
Q

Where do we check brake fluids on engines?

A

We don’t! We have air brakes!

43
Q

level C protective clothing

A

respirator plus splash suit

44
Q

Collapse zones for a building

A

1 1/2x the height of the building

45
Q

at 200psi, what can our type I pump

A

1051 GPM

46
Q

level A protective clothing

A

encapsalting chem suit

47
Q

level B protective clothing

A

scba plus hooded chem suit (splash suit)

48
Q

what’s polymerization

A

sequence of chain reactions that produce heat and pressure

49
Q

At what angle do you spot an engine when blocking

A

45 degree angle

50
Q

Volt meter

A

12-14volts

esparza nuggets (1 decks)

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