TB Flashcards
Tb 4
Tank trucks transport approx ____ of all fuels used by vehicles
90%
Tb 4
Designed to carry products with vapor pressure less than?
3 psi
Tb 4
Single tank truck with 2 or 3 axles Capacities are how many gallons?
3000 and 5000
Tb 4
Tank truck with semi trailer connected by 5th wheel. One tank is approx ___ feet long with a capacity of _____ gallons
40’
9,000
Tb 4
Tank truck pulling a two axle trailer. Each truck and trailer tank is approx ____ feet long. Capacity of the tank truck is ______ gallons and the trailer tank is ______gallons.
20’
4,200
4,800
Tb 4
There are ____ basic types of vehicle tank configurations
3
Tb 4
Most tanks are made of what?
Aluminum
Tb 4
Tank wall is thickest where?
At the bottom (3/16”)
Gradually gets thinner toward top
Tb 4
Tanks usually have how many compartments?
2 to 4 with single bulkheads separating
Tb 4
When are double bulk heads required?
Carrying flammable products with different flash points in the same tank.
Tb 4
Relief devices are designed to maintain ___ psi
3-5
Tb 4
Eliminate ignition sources min of ___ feet from spill
100
Tb 4
Atmosphere must be below ___% prior to disconnecting battery
10%
Tb 4
Plan for ___ min foam supply and ____min blanket maintenance
15, 15
Tb 4
Aluminum tanks melt at approx?
1200F
Tb 4
Gasoline will burn at ____ foot per hour
1
Tb 4
Baffles are installed primary for tank ________ and do very little to reduce surge of product
Strength
Tb 4
Void space contains a leak indicator hole between bulkheads. If illegally plugged, void space could contain up to _____ gallons of product.
200
Tb 4
Bleve should ____ be a consideration
Not
Tb 4
For fires use a minimum of ______ hose line with a min of ______ Gpm.
1 1/2”
125
Tb 4
Do not use plain water unless?
To perform a rescue
Tb 4
Lafd foam tenders carry _____ gallons of class B foam.
1,000
Tb 4
Gross weight of vehicle, tank, and product can be as much as _____ pounds.
80,000
Tb 4
What are required for all uprighting operations?
Two 20 ton commercial towing wreckers
Tb 4
What is safest and quickest way to off load an overturned tanker?
Drill 4” hole with pneumatic drill. Pumped out with “stinger”
Tb 4
_____ or more vacuum trucks will be needed for any incident involving spill, leak, or rollover.
One
Tb 4
What size vacuum trucks are available from most haz mat waste haulers?
2,500 and 5,000 gallon
Tb 4
It is not uncommon to have a ___ or ____ hr wait between when trucks are requested to when they arrive
One or two
Tb 4
Vacuum trucks can hold approx ___% of their rated capacity
90%
Tb 4
Vacuum trucks are classified by ____ tank cleanliness standards
Three
Dirty, clean, super clean
Tb 4
Vapors are directed a min of ___ feet downwind and downhill from any ignition source.
50
Tb 4
Sheared section is a machine groove which reduced wall thickness of an outlet valve or piping at least ____% so strain on piping will not affect the product retention capability of the outlet valve
20
Tb 8
Amps are similar to?
Gpm - current flow
Tb 8
Volts are similar to?
Pressure - difference in electrical potential
Tb 8
What is a Kilovolt
1000 Volts
Tb 8
Ohms is similar to what?
Friction loss - electric resistance
Tb 8
Ohms law
One ohm is the resistance value which ____ volt will maintain a current of ____ amp.
One, one
Tb 8
What is extremely high voltage ?
Excess of 60,000 volts
“Usually transmission voltage”
Tb 8
High voltage is ____ volts to _____.
600 to 59,999
“Primaries”
Tb 8
OSHA stats indicate that electrocution accounts for ___% of worker deaths annually.
12%
Tb 8
In LADWP system the primary distribution lines are usually _____kv
4.8
“Primaries”
Tb 8
What is low voltage?
Usually below 600 volts
“Secondaries”
Tb 8
Getting electricity to the consumer can be broken down into ___ systems
3
Generation. Transmission. Distribution
Tb 8
Voltages on transmission lines range from 69kv to over 1,000kv. Most coming into LA are _____kv
230
Tb 8
All voltages above ___kv are referred to as transmission voltages.
69kv
Tb 8
Strings of insulators on transmission towers can range from ___ to ____ feet long depending on voltage.
3, 20
Tb 8
The voltage is stepped down ___ times in the distribution system before delivered to most consumers.
3
Tb 8
Each primary has an average of ____ consumers.
750
Tb 8
High voltage capacitors can store charge for ______ after power has been removed.
Weeks
Tb 8
Voltage of conductor can or cannot be determined by its size ?
Cannot
Tb 8
Insulators are most commonly made of what?
Glass or porcelain
Tb 8
Many commercial and industrial installations have service conductors of ________ volts
34,500 volts
Tb 8
Most effective method of identifying different voltages are?
- High voltage sign on cross arm
- Size and shape of insulators.
- Distance between conductors
Tb 8
How many types of electrical injuries are there? What are they?
4
1. Electrocution
2. Electrical shock
3. Burns
4. Falls
Tb 8
_____ of an amp for two seconds is enough to cause death.
1/10
Tb 8
Currents above _____ milliamps can paralyze or freeze muscles.
10mA
Tb 8
For every minute that defibrillation is delayed, patient sustains a ____% reduction in chance of survival.
10%
Tb 8
Heart paralysis occurs at __ amps, tissue is burned with currents greater than ___ amps
4, 5
Tb 8
Cut the ________ conductor first.
Closest
Tb 8
Aerial ladders must be kept at least ____ feet from all power lines.
10
Tb 8
Overhead communication cable at lowest level can be energized with up to ___ volts
50
Tb 8
Maintain at least ___ span of poles from affected area, if pole damaged, don’t count it
One
Tb 8
Street lights can be fed by conductors carrying ___-____ volts or more.
120 - 6150
Tb 8
Utilize ____ degree fog pattern.
Maintain _____ foot distance from source (10 meters)
Ensure min of _____ psi
30, 33, 100
Tb 8
Life hazard flagging use min of ____ horizontal strands of fire line tape or flagging at least __”x__”.
3, 1”x3”
Tb 8
Occupants in vehicles should drive clear of wires at least ____ feet
35
Tb 8
Min of ____ feet safe distance from transmission towers.
35
Tb 8
Min clearance ____ feet beyond outermost wire of transmission lines
100
Tb 8
Never direct stream into heavy smoke within _____ feet of high voltage lines
100
Tb 8
Explosive range for carbon monoxide is ______ to _____%
12.5 to 74%
Tb 8
Manhole covers weigh ____ lbs. have been know you blow _____ feet in the air and distance of _____ feet away
300, 75, 125
Tb 8
Dwp tests gloves to ______ volts every _____ days.
10,000 volts, 60 days
Tb 10
Bridle consists of ____ lengths of ___ inch steel cable, each approximately ____feet long.
4, 1/8”, 4 1/2’
Tb 10
Helicopter unit uses one ____ foot tagline attached to the head of the basket.
200’
Tb 10
Helicopter tagline has breakaway Velcro segment that will separate under ____ lbs of pressure.
80
Tb 10
Place hose roller over a supported rung and secure _____ rung back.
Next
Tb 10
Most stable spot of truck is straight in line position so ladder is operated over cab or trailer, if not possible preferred ________.
Jackknife
Tb 10
Simulated rescue. Load ____ sections of ____ hose in basket to simulate pt. Weighs Approx ____ lbs.
3, 2 1/2”, 180
Tb 11
The chemical in dry chem extinguisher is _______.
Baking soda (sodium bicarbonate, NaHCO2)
Tb 11
Dry Chem is approx _____ as effective as CO2 on hydrocarbon fires.
Twice
Tb 11
Dry chem used to neutralize acid spills, hold __ or ___ feet above acid , gently glow on top.
2’ or 3’
Tb 11
Dry chem shell tested at ___ psi.
600
Tb 11
Dry chem nozzle shapes chemical into a _____ degree fan.
60
Tb 11
Dry chem shell is filled with ___ lb of dry chem and pressurized to approx _____ psi with compressed air.
20, 165
Tb 11
Dry chem is rated at ______ BC
20
Tb 11
Dry chem discharge time fully open is ____ seconds.
10
Tb 11
20lb CO2 extinguisher will last ____ seconds.
60
Tb 11
Dry chem effective range is approx ___ to ___ feet.
15 to 20
Tb 11
Dry chem initial discharge from a distance no closer than __ to __ feet.
6 to 8
Tb 11
Dry chem Extinguisher will function effectively between ____ to ____ psi.
125 to 175
Tb 11
Dry chem, invert and shake _____ to prevent caking.
Monthly
Tb 12
____% of all fires in sprinklered buildings are extinguished or held in check by sprinkler system.
96
Tb 12
Junior systems designed for light occupancies where not over ___ or ___ heads likely to operate.
3 to 4
Tb 12
Junior system is identified by 3/4” or 1” copper tubing with orfice 1/4” to 3/8” distinguished by ____.
Pintle
Tb 12
Junior system will be about ____ as much as standard 1/2” sprinkler.
1/2
Tb 3
Aluminum has a melting point of approx ______ degrees F. Which can be expected within _____ min.
1300, 10
Tb 3
Aluminum sheets are _____ wide by _____ long. Held by lead headed straw nails twisted around pipe.
26” x 10’
Tb 5
Approx ____ % of department responses involve motor vehicles.
20
Tb 5
Vapor canisters are required in cars since ______.
1970
Tb 5
Air conditioners may emit ________ and __________.
Phosgene and fluoride
Tb 5
Hydraulic bumper utilizes gas chamber with nitrogen/helium pressurized to ____ psi.
150
Tb 5
Hydraulic bumper can travel up to _____ inches
3
Tb 5
Mechanical bumpers employs heavy springs, may travel up to ____ inches
4
Tb 5
Bumpers have been known to travel ____ feet horizontal distance.
25
Tb 5
To break glass strike in the _____.
Corner. (Tempered)
Tb 5
Flashpoint of gasoline is _______.
Specific gravity is ______.
-45F
0.8
Tb 5
Flashpoint of diesel is _____.
Specific gravity is ______.
125F
Less than 1.0
Tb 5
Shall be fully encapsulated within _____ feet of IDLH.
30
Tb 5
Effective range of dry chem extinguisher is _____ to _____ feet.
15 to 20
Tb 5
BLEVE is important consideration in vehicles utilizing _____.
LPG
Tb 5
Recorded BLEVEs have occurred within _____ min of fire exposure.
10
Tb 20
____% fuel conservation is possible through proper vehicle operation, use, maintenance, and trip planning.
10
Tb 20
Abide by max speed of _____ mph.
55
Tb 20
Most autos get ____% better mpg on hwy at _____ mph than 65mph
18, 50
Tb 20
Average vehicle gets best fuel economy at _____ mph
45
Tb 20
Increasing speed 40 to 70 mph, dropped fuel economy by _____%
25
Tb 20
Avoid idling. Any delay more than ____, turn off engine.
1 minute
Tb 20
Recommended time for warming up an engine is _____ to _____.
30 sec to 1 min.
Tb 20
Fast getaways can burn over ___% more fuel than normal acceleration
50
Tb 20
Varying speed by 5mph on hwy can reduce fuel economy by ___%
10
Tb 20
For every ___ pounds under inflated tires you lose about ____% fuel economy.
2, 1
Tb 20
An out of tune engine can drop fuel economy by ___%
10
Tb 20
The most important fuel saver of all is ___________.
Driver attitude
Tb 21
Secure hose about _____ feet below ladder pipe with hose strap.
5
Tb 21
Ladder pipe. Jackknife _____ away from direction of ladder extension.
60 degrees.
Tb 21
Ladder pipe angle preferably ____ degrees and limited to not more than ____ degrees.
75, 80
Tb 21
Extension limits for 100’ aerial is _____ feet. 85’ aerial is _____ feet.
80, 65
Tb 21
Ladder pipe. Maintain at least ______psi on cylinder gauge.
100
Tb 21
If ladder starts to move toward vertical, nozzleman on ladder pipe shall immediately raise nozzle ______ to change reaction.
Upward
Tb 21
Ladder pipe protection line.
FF partway up aerial with _____ or ____ line, or ______ line from ground.
1 1/2” or 1 3/4”, 2 1/2”
Tb 21
Load line to ladder pipe after _____ degrees elevation and as soon as possible.
50
Tb 21
Ladder pipe. Limit nozzle size to ____.
1 3/4”
Tb 21
LTI Akron turbo master limited to ______gpm on LP
750
Tb 21
Secure hose to _________ reinforced rungs of fly prior to raising
Appropriate
Tb 21
Pump ____ - ____ psi above desired psi.
25-40
Tb 23
The key to task force concept is _______, with a single officer providing unified direction and control.
Command
Tb 23
Minimum staffing of light task force?
Truck and single engine company. Min staffing of 6.
Tb 23
Captain I will be allowed to ride truck not to exceed __________, with verbal approval from Battalion
One month
Tb 23
If captain I rides truck for longer than one month, approval from _________ is required.
Division
Tb 23
Any other variation in sequence of apparatus shall be agreed upon by TFC on all 3 platoons with ______ approval on all 3 platoons.
Battalion
Tb 31
_________ is brand name for new glazing material.
Lexan
Tb 31
Lexan is a polycarbonate _________.
Thermoplastic
Tb31
Lexan will soften at what temperature?
350F
Tb 31
Normal use thickness for Lexan is ____ to _____.
Special installs may be up to _____.
1/8” to 1/4”
1 1/4”
Tb 31
Lexan feels _______ than glass, has dull plastic sound, scratches easy
Softer
Tb31
What tool is best used to cut Lexan?
Rotary saw with carbide tip blade.
Chainsaw shall not be used
Tb 31
When cutting Lexan what sides are cut first?
Horizontal cuts.
Tb 31
In multi pane windows, the _______ may be cut, allows the panes to be pushed in
Mullions
Tb32
What PPE shall be used with the chainsaw at all times?
- Gloves
- Goggles
- Helmet
- TO/brush coat
Tb32
What shall accompany chain saw if electrical hazards exist?
Gauntlet gloves
Tb32
Chain brake is engaged in ____ ways. How fast?
- Manual and automatic
Within 1/10 second
Some saws equipped with inertia operated brake.
Tb32
Cutting is a ____ member min operation.
- Operator and safety person
Tb32
Safety member use a ______ grip on axe scabbard belt, breather frame, webbing etc.
Underhand
Tb32
Length of saw, tip to handle is comparable to _____ of average length
Axe
Tb32
Flooded chainsaw.
Off position. Choke off. Pull cord __ to __ times. On position. Normal starting procedures.
4 to 5
Tb32
Safe depth of cut will depend on ___ factors.
- Type of construction
Thickness of roof covering
Thickness of decking
Intended operations
Tb32
Manual oilers should be depressed once every ___ seconds in light conditions.
10
Tb32
Replace chain. Missing or damage ___ in a row or ___ total random.
3, 6
Tb32
During extended operations, check chain tension every ___ min
Few
Tb32
Petroleum based products shall not be applied in _____ form.
Atomized
Tb32
Inspect chain sprocket for grooves exceeding ____ depth.
1/16”
Tb32
Training bulletin 32 is based on ______ chain saw.
Stihl 038 magnum
Tb33
Pneumatic power chisel continuous operation with 30 min bottle is _____ min, with 60 min bottle is _____ min, approx.
2, 4
Tb33
Pneumatic power chisel can cut through mild steel up to _____ thick and mild steel bolts ____ in diameter.
1/4”, 3/4”
Tb33
What 3 power chisels are assigned to field units?
Jiffy, Chicago, black and decker
Tb33
How long are hoses for power chisel?
(2) 25’ sections
Tb33
Power chisel outlet pressure is what ?
150psi
Regulators preset at 140psi
Tb33
Power chisel working pressure is what ?
100 psi through (2) 25’ sections
Tb33
Two types of chisel regulators: meco and norgen.
Meco max intake pressure is ___.
Norgen max is _____.
6000, 3000 psi
Tb 35
Eliminate potential for ______ is primary consideration during overhaul.
Rekindle
Tb35
______ and ______ are best lines of defense against gases, vapors, particulates.
Time and shielding
Tb35
Areas deemed unsafe to access shall be completely restricted with both _____ tape and ________ striped barricade tape.
Fireline , Red & White
Tb35
IC is responsible for documenting all hazards and risks and mitigating measures using ICS ______
215A
Incident action plan safety analysis
Tb35
Minimal PPE may be considered after well ventilated for min of ___ hr
1
Tb35
During complete overhaul, piles min ___ feet away from any part of the structure.
10
Tb35
Overhaul piles are separated into ___ piles.
3
Salvageable items, non salvageable items, combustible materials.
Tb35
Firefighters are ___% likely to get diagnosed with cancer than general population.
14%
Tb35
Cancer accounts for ___% of all line of duty FF deaths.
60%
Tb35
What is the final phase of overhaul?
Securing premise or returning property back to the owner
tb106
Reciprocating saw cuts wood ____ thick, metal up to _____ thick and various other materials.
12”, 3/4”
Tb38
Porter cable Blade reciprocates from ____ to ____ strokes per min.
0-2600
Tb38
Reciprocating saw is carried on what two resources?
Trucks and heavy rescue
Tb38
______ speeds recommended for most metal cutting operations, _____ speeds for wood.
Low, high
Tb38
Best plunge cut performance is in _______ motion.
Orbital
Tb38
Try to keep at least ____ teeth in contact with work at all times with metal.
3
Tb3
Aluminum buildings are type ____.
IV
NFPA and fire code say type II
Tb4
How many gallons of diesel and gasoline is produced in California each day?
8 million gallons diesel
43 million gallons gasoline
Tb20
_____ oil makes for much better fuel mileage.
Warm
Tb21
When using fog hog always _____ the stream straightener
Remove
Tb31
Lexan temperature ranges are from _____ to _____.
-60 to 280
Tb 32
Each station should carry spare chainsaw parts. How many metric screws should be carried on hand?
5
Tb32
Chain saw can be used to ____ and _____ rafters.
Feel and read
Tb35
During overhaul, if piles left on public way, who shall be notified?
Street maintenance
Tb44
Types of rotary saws used on lafd?
Partner k950
Husq k960
Husq k970
Tb 44
How big are blades and what are the 4 carried?
14”
Abrasive. Combi. Carbide. Diamond
Tb46
Approx _____ double decker busses are used by RTD.
22
Tb46
Buses are __ long, 8’ 6” wide, 14’ 2” high.
40’
Tb46
Buses carry up to ___ passengers
80
Tb46
Double decker buses have __ emergency hatches located on the roof. 17”x24” opening.
4
Tb38
What reciprocating saw blade is best used for auto extrication?
960R, 9” blade with 10 TPI
Tb35
What temperature does carbon monoxide light off?
1128F
Tb38
Milwaukee sawzall reciprocates at speeds from _____ to ______.
0 to 3000
Tb 38
Size of the Milwaukee sawzall power cord?
10’ modified with 30 amp twist lock
Tb38
Milwaukee sawzall has a speed control dial located above the trigger. The setting is from __ to __.
1 to 5.
Tb38
Milwaukee sawzall. To set for straight reciprocating rotate the selector knob ______ to the _____.
Counterclockwise, left
Tb38
Milwaukee sawzall. To set for orbital reciprocating rotate the selector knob ______ to the _____.
Clockwise, right
Tb38
Porter cable reciprocating saw. Straight motion, set selector knob ________. For orbital motion set selector knob clockwise ________.
Parallel, perpendicular
Tb38
Milwaukee sawzall has guide shoe that can be adjusted forward and backwards to ___ positions.
6
Tb38
Milwaukee sawzall handle can rotate continuously both directions and locks at ___ degree increments for a total of ___ positions.
45 degrees, 8 positions.
Tb44
Min blade size to remain front line is ___ inches. 9” to ___ inches for training. Less than 9” tag f175 and write “________”.
12,12, unsafe
Tb44
Combi blades are bidirectional with continuous cutting depth of _____.
4 3/4”
Tb44
With k970 saw press air purge diaphragm ___ times.
6
Tb44
Spark plug gap is _____.
.020” (0.5mm)
Tb44
Caution, blade continues to spin up to __ minute after engine stopped.
1
Tb44
Sparks can be thrown up to ____.
30’
Tb44
Gallons of gas — oz of oil needed
1 ____
2.5. ____
5. ____
2.6
6.5
13
Tb46
Double decker busses have ____ gallons diesel fuel in one tank.
Tank is located on right side in middle coach
125
Tb46
Double decker busses air bag suspension drops bus ____ inches when deflated.
10”
Tb47
Aircraft fire, engine can be shut down by discharging a ____ in the intake.
CO2 extinguisher
Tb44
How long is rotary saw utility strap?
12”
Tb44
A ________ like sta-bil or seafoam should be used to keep gasoline fresh.
Fuel stabilizer
Tb46
Double decker busses have ___ windows on both side of upper lever and __ windows on both sides of lower level. All can be used as emergency exits.
3, 2
Tb46
Double decker busses have a ____ volt system.
12/24
Tb47
Aircraft fire/rescue procedures. The two most prevalent types of aircraft accidents are ____ and _____ impact.
High and low
Tb47
If rotor blades are still turning, approach the aircraft in the _____ position only.
Crouching
Tb47
Primary objective is to establish rescue and escape ____
“Corridor”
Tb47
When water is limited, use of fog nozzles or applicators with ____ hose lines or booster lines is acceptable approach
1 1/2”
Tb47
If fuel enters the sewers or drains, it should be flushed with as much _____ as possible.
Water
Tb48
Diesel engines have ______ retarding effect than a gasoline engine, due to lack of intake manifold.
Less
Tb48
Jake brake is a ______ engine attachment that’s alters exhaust valve operation. Pre maturely opening exhaust valve near top of compression stroke.
Hydraulic
Tb48
What is the time limit in respect to the operation of the Jake?
No time limit
Tb48
Heat is dissipated and absorbed by the engines _______ system.
Cooling
Tb 48
Jake brake activates and deactivated in less than ______ of a second.
1/4
Tb48
Pressure sensing switch mounted on ________ to deactivate Jake at low speeds.
Transmission
Tb48
Engine should be ____ before engaging Jake, preheater water temp is sufficient.
Warm
Tb48
How many cylinders are activated for low, medium, and high?
2 for medium
4 for moderate
6 for maximum retarding
Tb48
A ____ position selector switch allows operator to choose desired braking level.
3
Tb54
If mezzanine total floor area exceeds ______ of the total floor area, it’s considered a story.
33 1/3%
Tb54
Height above or below a mezzanine shall not be less than _____.
7’
Tb54
There shall not be more than ____ levels of mezzanines in a room.
2
Tb54
Mezzanine columns, posts, protective walls or railing shall not be more than _____ in height.
42”
Tb54
Partition of mezzanine allowed if it doesn’t exceed ____% of mezzanine, or occupant load exceeds ____.
10, 10
Tb54
Mezzanine occupant load greater than 10 or exceeding 2,000 feet, ___ exits shall be provided.
2
Tb54
Fully sprinklered buildings require mezzanines sprinklered ________ & ________ mezzanine.
Above and below
Tb54
Questions regarding mezzanines, phone north industrial and commercial section unit of the ____.
FPB
Tb56
Standard radioactive placard is what size ?
10” x 10”
Tb56
What DOT class number is radioactive?
7
Tb56
uR is micro roentgen or ____________th of one R.
1/1,000,000
Tb56
mR is milli roentgen or __________th of one R.
1/1,000
Tb56
Inverse square law, halving the distance to the radiation source increases the dose rate how much?
4x
Tb56
LAFD policy, member accumulated dose for one single incident not be more than ____R in 24 hr period.
25
Tb56
___R is the annual limit for occupational exposure.
5
Tb56
Removing clothing can minimize ___% of external contamination.
90
Tb56
Initial Decon wash time should be between ____ sec and ___ minutes.
30sec and 3 min
Tb60
Methanol is considered a class ____ flammable liquid.
1-B
Tb60
Menthol density is _____ times that of air.
1.1x
Tb60
Methanol-air mixture is potentially explosive at ___% volume.
6
Tb60
T/F. Methanol is water soluble.
True
Tb60
Methanol vehicles contain two 20lb halon extinguishing systems that discharge ___ seconds apart.
15 seconds
Tb61
Most scrubber systems will be found where?
On the roof
Tb61
Very large scrubber systems will be found where?
Ground level outside the building
Tb 62
HR hose has ability to reduce kinks of to ___.
12”
Tb62
Primary objective of a company assigned fire attack is to get ___ line into operation.
One
Tb62
When building pack, place female coupling about ___ inches below the gauge of bottle.
10”
Tb62
Combination 2 1/2” for FD use in stairwell is found__________.
Above the 4th floor
Tb62
Unable to remove orfice plate, open fully. If removed open _______ turns then adjusted.
1 to 1 1/2
Tb65
Tb65
Vehicle batteries are rated at ____ cold crank amps at 0F
950
Tb65
Vehicle batteries have a reserve capacity of ____ at 25 amps draw per hour.
190 min
Tb65
Diesel engines draw approximately ___ amps per cubic inch when starting.
2
Tb65
5/6 batteries connected in _____ to allow for alternator and on board charger to charge all simultaneously
Parallel
Tb65
Radios and MDT have an ___ amp per hr draw down on batteries
8
Tb65
If out of service or can’t be plugged in for over ___ hours, “cut off switch” must be turned off.
10
Tb65
Low voltage warning system. A low audible warning device will activate when batteries are below ____ volts
12.2v
Tb67
Initial extrication will only require 1st stage, near ________ psi.
3,000
Tb67
Changeover to 2nd stage may have momentary stalling, up to ________ psi.
10,500
Tb67
Holmatro fluid is ___ weight mineral based hydraulic fluid, pale or yellow in color.
22
Tb67
Holmatro chains are rated at what?
C-8
Tb67
Hoses are ____ feet, orange and blue in color.
32’
Tb67
Hoses have a working pressure of ______ psi and a burst pressure ____ at 42,000 psi.
10,500, 4x
Tb67
Cutters hinge bolt, if loose, tighten to _____ foot pounds of torque.
75
Tb67
Replace fuel in small motors every _____ days with fresh fuel
30
Tb67
Cutter 3020 UL max opening?
Cutter 3035 NCT?
Cutter 4050 NCT?
5 1/4”
5 5/8”
7 1/8”
Tb67
Ram 3340 size ?
3350 size?
12” retracted 23” extended
21” retracted 50 1/4” extended
Tb69
Two airbag systems on LAFD?
56 and 236 ton
Tb69
Dual deadman preset at _____ psi, relief valve activated when psi exceeds ______.
118, 118
Tb69
Regulator pressure adjusted between _________ to provide _____ psi at the dead man.
125-135, 118
Tb69
Attach regulator to scba bottle with the last _______ turn, both threaded fitting and regulator.
1/4
Tb69
In line safety relief is set to relieve if pressure exceeds what?
135 psi
Tb69
Hoses are _____ feet long and a ______psi working pressure.
16’, 250
Tb69
Minimum cribbing amount is what?
(4) 4” x 6” x 2’
(2) 24” x 24” plywood
(4) wedges
Tb69
Do not inflate bag over ____ without a load.
30 psi
Tb69
Never inflate bags against hot objects over ________ degrees F.
220F
Tb69
K12 bag size is what?
7/8” x 15” x 15”
Tb69
K22 bag size is what?
7/8” x 20” x 20”
Tb69
K12 max lifting height is what?
8”
Tb69
K22 max lifting height is what?
10”
Tb69
K12 bag is tested at 236psi, burst tested at ______.
700psi
Tb69
K22 bag is tested at 236psi, burst tested at ______.
600psi
Tb70
AC power enters traction power station at ______Volts and converted to _______ volts DC
34,500 v
750 v DC
Tb70
Blue light stations have _________ button to de energize lines
Mushroom
Tb70
Light rail fed power by ______ system as opposed to third rail
Catenary
Tb70
Mile markers are not to exceed _____ of mile.
1/10th
Tb70
Emergency walkways have width of at least?
30”
Tb70
Antenna installed in tunnels allow radio communication on ___ channels in repeat mode.
8
(2,4,6,7,12,15,16,17)
Tb70
Cross passages located about every _____ feet throughout tunnel.
750’
Tb70
What type of sprinklers are installed at track level at each station?
Deluge
Tb70
Underground or enclosed trainways greater than _______ feet are equipped with ventilation fans.
1,000 feet
Tb70
Hose cabinets are 100’ of 1 1/2” with spray nozzle and 2 1/2” outlet with ___ BC dry chem or CO2
40
Tb70
Lighting is provided with min of ___ min battery backup
90
Tb70
At EMP an outside line can be reached by dialing ___ first.
9
Tb70
All light rail EMPs are located either on ____ level or outside station entrance at street level.
Mezzanine
Tb70
Hatches are spaced approx ____ feet apart throughout the length of the tunnel.
800’
Tb70
Light vehicle is a ___ axle vehicle, ends are “A” & “B”. Can be single, double, or triple arrangement.
6
Tb70
Each car is ___ feet long, 9’ wide, 11 1/2 feet tall tracks to roof.
90’
Tb70
What is max height of car with pantograph fully extended?
23’ 6”
Tb70
Max capacity of each car is _____.
(157 standing, 76 sitting)
237
Tb70
How many doors are on each side of car?
4 double sliding on each side
Tb70
After a 4-5 second delay to release air pressure, doors will pop open __ to__ inches prior to manually opening.
2”-3”
Tb70
All windows on light vehicle are made of what?
Lexan
Tb70
Train must have sufficient air pressure and ____v DC to open doors.
37.5
Tb70
What size allen key will work in place of “T” key for access.
3/8
Tb70
Train floors have a __ to ___ min burn through rate.
60 to 90 min
Tb70
Traction power station are located at __ mile intervals along railway.
1
Tb70
Each light rail vehicle has a pantograph on the ___ side of car, each extended less than ___ lbs of spring pressure
“A”, 22
Tb70
The height of the overhead catenary system varries from ___ to ___.
18’ to 22’
Tb70
The max operating length of a train is ___ LRV’s couples for a resulting length of ____, with ___ pantographs, one for each LRV.
3, 270’, 3
Tb70
LRV’s have capacitors, wait __ to __ minutes prior to working on roof to allow bleed down.
5 to 15 min
Tb70
Battery disconnect is located on the __ side of LRV.
“B”
Tb70
Braking resistors on roof are hot, between ___ and ___ degrees. Allow 5-15 min for cool down.
400-500 F
Tb70
LRV speed ranges from ___ to ___ mph.
5 to 55
Tb70
LRV will take approx ___ feet to stop at 55 mph. In wet conditions distance can ______.
800’, double
Tb70
Allow ___ foot clearance between yourself and LRV in case of sudden movement.
10
Tb70
Manual lowering of the pantograph requires approx ______ pumps until fully down.
20-25
Tb70
If the need to stop rail traffic arises, members can use flares or ___ flags spaced approx ____ feet in both directions from incident.
red, 800’
Tb70
Rail operations control (ROC) is located where?
2000 E Imperial Hwy, LA 90059
Tb73
Consider listening at the door, not knocking for ___ seconds.
10
Tb73
____ are the likeliest places for hidden guns.
bedrooms
Tb73
What is considered the safest room in the house?
living room
Tb73
At least ___ members should be at the door prior to knocking.
2
Tb73
Which room in house is most unsafe?
Kitchen
Tb73
When a hostile condition develops, consider using preplanned ________________.
“words of warning”
Tb73
Use this term when there are belligerent individuals and a likelihood of physical altercation.
BACK-UP the Fire Department
Tb73
Use this term when there is imminent danger to Department personnel.
FD needs HELP
Tb73
Use this term when there is a large hostile crowd and apparent danger to Department personnel or apparatus.
FD needs ASSISTANCE
Tb73
MFC will use this term for requesting police response whenever a Department Unit is dispatched to a known “trouble area.”
MEET the FD
Tb73
______ the FD with crowd control (or traffic enforcement, etc.)
ASSIST
Tb73
Per MOPS 3/5-20.25, anytime a department member is assaulted, members Battalion/Section commander shall be notified and _______ response requested.
Police
Tb74
Team leader shall monitor rescue channel, other members of the team should keep the volume on their radios turned ____ to avoid “squelch”.
Down
Tb74
Load the one inch line and instruct the engineer to pump ___ to ___ psi.
200 to 250
Tb74
150’ feet of 1 inch line with 200psi and spray tip removed from a 5/8 inch shut off butt will deliver ___ gpm.
65
Tb74
If possible, equip the back up rescue team with ___ minute air bottles.
60
Tb74
As the downed member is being removed from the building, the 1 inch line should be?
left in place
Tb75
Approx ___% of all terroist incidents involve explosives and incendiary agents.
70
Tb75
A perimeter of ___ feet should be established around any suspicious device.
300’
Tb75
Devices found to be incendiary not explosive, ______ shall be requested.
LAFD Arson Unit
Tb75
Who has the authority to close an area or order an evacuation?
LAFD
(LAFD and LAPD have concurrent jurisdiction in emergencies involving evacuations.
Tb75
What is a strategic, criminal, or terrorist attack directed at a specific target involving the detonation of an explosive substance?
Bombing
Tb75
What is the sudden and rapid escape of gases from a confined space, accompanied by high heat, loud noise, and a violent shockwave?
Explosion
Tb75
Any incident that results from the detonation of an explosive substance. May be criminal or accidental in nature.
Post blast incident
Tb75
Explosions are categorized in what 3 categories?
Minor, Moderate, Major
Tb75
What is a primary objective upon arriving on scene of an explosion?
Determine or confirm the cause of the explosion
Tb75
Command Post should be at least ____ feet away from explosion site. (much further may be indicated)
1,000ft
Tb75
A general rule for a bomb scene perimeter is to identify the distance of the furthest blast debris from the center of the explosion and create a perimeter that _____ this distance.
Doubles
Tb75
What are the 3 basic types of explosions?
Chemical, Mechanical, and Nuclear
Tb75
When an explosion occurs, very hot gases (between 3,000F and 7,000F) are formed in approx _______ of a second.
1/10,000
Tb75
Gases from an explosion exert pressures at velocities of up to ______ mph or 29,900 fps.
13,000 mph
Tb75
What are three primary effects of an explosion?
Blast pressure effect, fragmentation effect, thermal effect.
Tb75
The negative pressure phase lasts ____ times longer than the positive pressure phase and although less powerful, can produce additional damage.
Three
Tb75
Blast injuries are divided into four categories, what are they?
Primary, Secondary, Tertiary, Quaternary
Tb76
What is the Standard on Occupational Safety and Health Program?
NFPA 1500
Tb76
What is the Standard on Emergency Services Incident Management System?
NFPA 1561
Tb76
What is the Standard for the Organization and Deployment of Fire Suppression?
NFPA 1710
Tb76
The LAFD policy is that in the absence of an EIT, this function will be performed by a ___________, EMS Captain, or the initial IC.
command post company
Tb76
All _______ shall ensure magnetic nametags carried on Department apparatus are updated whenever staffing changes take place.
officers
(members shall assist)
Tb76
Assumption of command is discretionary for all ranks above ______________.
Battalion Chief
Tb76
Once command has been established, additional resources will stop ____ block away from the reported address. (exception: First LF shall respond and command transferred to LF Commander)
One
Tb76
Only ____ of the two backup personnel outside the IDLH may be engaged in other duties.
One
Tb76
In a high-rise incident, a minimum _____ member initial fire attack team shall ascend to the reported fire floor.
Four
Tb76
Departments ICs shall, as a min, designate at least _____ RIC upon the arrival of additional resources above the original structure assignment.
One
