Training Bulletins Flashcards
(119 cards)
1
Q
When using the indirect method, when can vertical ventilation take place?
A
After fire is knocked down
2
Q
When using indirect method, use wide angle or ______ degree cone spray?
A
30
3
Q
Hose stream show be through a window or door directing water…where?
A
Above seat of fire
4
Q
Hose efficiency is increased with?
A
Higher Pressures
5
Q
How many gallons of diesel are produced in California each day?
A
8 mill
6
Q
How many gallons do two axle trucks store?
A
3,000
7
Q
How many gallons do vacuum trucks store?
A
2,500- 5,000
8
Q
Tank trucks transport _____% of all fuel in California?
A
90
9
Q
2 piece truck/tractor carry _____ in the truck and ____ gallons in the trailer?
A
4,200 and 4,800
10
Q
If gasoline fuel tanker tire is on fire (No product on fire) use a min. of _____ inch hose line<
A
1 1/2
11
Q
Fuel tanker, all external piping is constructed with built in ______ points?
A
Shear
12
Q
California has______ filling stations?
A
9,500
13
Q
Trucks and tractors can be up to _____ feet long and carry_____ gallons?
A
40 feet
9,000 gallons
14
Q
Double baffles may be illegally plugged due to leaks. Plug may hold up to how many gallons?
A
200 gallons
15
Q
When a tanker is spilling fuel, eliminate ignition sources a m minimum of _______ feet?
A
100 Feet
16
Q
Check the battery area with the combustible gas meter. The LEL must be below _____LEL before disconnecting the battery?
A
10
17
Q
Trailers certified DOT406 built 9/1/93 to present are designed to carry all the following?
A
Flammable
Combustible Liquids
Liquid food vapor less than 3 psi
18
Q
New style pressure reliefs on storage tankers prevent BLEVE’s. What PSI are they set at?
A
3-5 psi
19
Q
During an auto fire, use Hayward or crowbar to prop hood. Hood latches are usually made of?
A
Plastic
20
Q
Safe areas around auto is a minimum of____ feet?
A
30 feet
21
Q
Fuel tanks may BLEVE within_____ minutes after the fire starts?
A
10
22
Q
Explosion hazards from______ vapors can occur from automobile batteries?
A
Hydrogen
23
Q
During an auto fire, hydraulic bumpers can project outward up to _____ inches?
A
3
24
Q
What percentage of department fires are auto fires?
A
20%
25
When did auto makers start using vapor canisters?
1970
26
Excessive warning lights my cause _______ in drunken drivers?
Focus Fixation
27
Air conditioning systems use freon gas. When exposed to heat makes two toxic gases?
Fluoride Phosgene
28
Some automotive bumpers are charged with ____ PSI nitrogen/helium?
150 PSI
29
Diesel Fluid has a flash point of ______ degrees F?
125
30
Water has a great cooling effect because it expands _________ to 1?
1,700
31
All the following are true of a spray nozzle
Less Reach/ Penetration
Excessive psi breaks up spray quicker
32
Spray streams has greater _____ coverage so less nozzle movement is required?
Angular
33
One gallons of water absorbs _____BTU in changing to steam?
9330
34
When changing a gallon of water to steam only 1250 BTU's are being utilized in raising the water temperature from 62 to ____ degrees F.
212 F
35
What will spray stream do to oxygen concentration?
Reduces
36
All the following are true about using a spray nozzle.
Define spray limits, the amount of water applied to fire
Handlines are easier to handle at higher psi
37
What voltage are street lights powered with?
120 to 6150
38
______ amps of electricity going through the body we’re just two seconds is enough to cause death.
1/10
39
What describes voltage?
Push (psi)
40
What is extremely high voltage?
Excess of 60,000
41
What is fighting apparatus around effective power poles, spot at least the distance?
Between two poles
42
What describes the amps?
Flow
43
What is the range of high-voltage?
600 to 59,999
44
When directing hose streams on a power pole, what is the 100 indicate in the 30/33/100 rule
100PSI
45
According to Niosh and OSHA, over______ deaths occurred from electrical?
700
46
over_____ electrocutions, wires down and electrical incidents occur annually in Los Angeles city.
3000
47
Crossarms carry voltage signs that states____?
High voltage 750 V
48
Danger of high-voltage capacitors, as they have been known to retain a deadly electrical charge______ after the power has been shut down?
Weeks
49
DWP. Primary distribution lines_____ KV?
4.8
50
Electrical current is a movement of?
Charge
51
There are two main components of the electrical transportation system.____ and_____.
Grids and transmission lines
52
Transmission insulators can be______feet to______feet long.
3 to 20
53
Organic phosphates are produced as a war gas during?
World War II
54
When you come in contact with organic phosphates, wash with soap and water for _____ minutes•
15
55
Organic phosphates are
Not water soluble
56
When exposed to organic phosphates, all is true.
Eyes and tongue may twitch
57
Low heat breaks down organic phosphates at what temperatures?
200 to 240
58
What is the discharge time in seconds from 15 to 20 feet from a 20 BC dry chemical extinguisher?
10 sec
59
On acid spills, hold a dry chemical extinguisher how many feet above the spill?
2 to 3 feet
60
20 BC dry chemical extinguisher’s cover deep layered class B fuel equal to?
20 sq ft
61
Dry chemical extinguisher’s are tested to?
600 psi
62
The nozzle on a dry chemical extinguisher shapes to a________ degree cone?
60°
63
Dry chemical extinguisher’s hold ________ pounds of dry chemical powder.
20 pounds
64
When a dry chemical extinguisher is in need of re-charge, send to
Supply & maintenance with an F175
65
To prevent splashing, when using an depths of flammable liquid care should be taken to direct the initial discharge from a distance not closer than _______to ________ feet.
6 to 8 feet
66
What percentage of fires are held in check by sprinklers?
96%
67
According to the NBFU, companys should hook up how many lines into sprinkler connections?
2 lines
68
Officers shall be thoroughly familiar with sprinkler systems (3 true statements)
Maintain list of sprinkler buildings
LAFD restores system with deployed
Sprinklers deliver water were needed better than firefighters
69
The following are true about a junior sprinkler system.
Supplied by 1 inch brass pipe
No fire department, connections, or drains
Usually 1/4” or 3/8” head
70
Normally even_______ hoseline can extinguish a fire being controlled by sprinklers?
One 1-1/2”
71
A junior system sprinkler head will flow______ as a standard?
1/2”
72
Deliver_________ psi to inlets, if no fire showing
100 psi
73
In an electric, radiant, heating building, does electricity flow through the system when the thermostat is off?
No
74
In an electrical, radiant heating building, electrical wires can be as high as what voltage?
220
75
When building is equipped with electric radiant heat, when can fire companies cut into ceilings and walls?
When the main power is off
76
An electric, radiant heating building, the thermostat controls what rooms?
Bedroom
kitchen,
living area
77
Electrical, radiant, heating wires are concealed in construction by all the following.
Cement
Plaster
Drywall
78
Cables are installed in ___________ throughout an area, and connected to thermostats which control the amount of current flowing through the wires?
Loops
79
After overhauling a railroad car with with bailed goods, maintain a watch for?
Several days
80
Who shall be present before opening a US male railroad car?
US postal authorities
81
After an indirect attack, wait, how many minutes after smoke is cleared before opening doors to railroad cars
10 minutes
82
Use all the following techniques to determine if there is heat/fire inside a railroad car.
Visualize blistering paint
Wet down car and look for evaporation
Cut small holes using axe
83
In order to conserve fuel during emergency operations, use hydrant when possible or?
Manifold
84
Low tire pressure affect fuel 1% for each_______ psi.
2
85
Fuel conservation______ Saving for proper operation, ________% for properly tuned
10-10
86
The best fuel economy takes place at what mile per hour?
45 mph
87
In order to conserve fuel, the maximum speed in the LAFD vehicle should be?
55 mph
88
The most important fuel saver is?
Drivers attitude
89
Avoid prolonged idling. If the delays more than one minute turn off the engine, the recommended time for warming up an engine_______to__________ seconds.
30-60 sec
90
_____ oil makes for a much better fuel, gas mileage.
Warm oil
91
Engineer shall pump______ to_______ above desired psi before flowing water from the water pipe.
25-40
92
When using the fog hog on a ladder pipe,________ the stream straightener barrel.
Remove it
93
How often do you inspect ladder halyards?
Monthly and after use
94
How do you prevent a halyard from unraveling?
Crown splice
95
Construction of gymnasium floors are built up on concrete with what type of flooring?
Tongue and groove
96
What should officers consider to confirm a gymnasium floor fire is out?
Request Probe eye
97
Gymnasium floors use ventilation fans event under the floors. Where are the fans located?
In the equipment room
98
When you have a fire in the gymnasium floor, what shall you do first?
Shut down main gym power
99
Fans in equipment rooms provide ventilation for Floor. Return grills are _______ above floors?
2 feet
100
Which industry use organic peroxides?
Plastic
101
All of the following are true about organic peroxides.
May exploded high temps
Classified as a unstable material
A catalyst
102
Organic peroxides are used in the industrial process and is?
Highly flammable
103
Recognition of organic peroxides dependent upon the DOT levels. An example may be?
A yellow label (oxidizers)
104
What type of permit is required when storing any amount of organic peroxides?
Division 4 permit
105
What types of fire fighting operations shall be implemented in small quantities of organic peroxides are exposed to fire?
Apply water from a far distance
106
If ________ Regions, organic peroxide, explosion is eminent.
Fire
107
If members in town or organic peroxide storage without a permit, probably notify the FPB. Engineering unit by phone followed by?
F-44
108
Organic peroxide is stored in all the following.
Glass carboys
Earthenware
Polyethylene bags
Paper bags with polyethylene liners
109
Lexan temperatures rangeS are from?
-60 to 280
110
Lexan windows are usually an 1/8 to 1/4 inch thick but in special installations may be how thick
1-1/4
111
At what degree will Lexon soften?
350°
112
When you encounter Lexan windows, the first cut should be?
Horizontal cut
113
When you encounter Lexan windows, what type of blade shall be used?
Carbide blade
114
When identifying Lexan windows, strike with a hard instrument, which will give a _________ sound.
Dull plastic
115
Who modified the claw tool
USAR88
116
During overhaul, the number one priority is
Safety
117
During overhaul, tractors are ordinarily…
Not used
118
During overhaul, if piles left on a public way, who should be notified?
Street maintenance
119
All of the following are true about overhaul objectives.
Insure fires out
Determine cause
Provide for security
Minimize further damage
Keep debris on fire property
