TB 112 Foam Tender Flashcards
The Foam Tender is built on a Freightliner FL112 chassis with a _____.
Cummins model ISM 450 “Celect-Plus” engine.
The transmission is an _____, five speed fully electronic automatic transmission.
Allison World HD 4060P
A _____ Class “A” foam concentrate tank.
200-gallon
A _____ Class “B” foam concentrate tank.
1000-gallon
____ foam concentrate pumps.
Two
A _____ air compressor used for either the compressed air foam system or pneumatic tools such as those used by USAR apparatus.
400 cubic foot per minute
___ large top mounted monitors.
Two
Large capacity ____ and _____.
water inlets / water discharges
Two _____ dry chemical “Purple-K” systems.
350-pound (total of 700 pounds)
____ passenger seating.
Two
Flow large volumes of water (in excess of ____).
4000 GPM
Flow large volumes ____ and _____.
Class “A” foam / Class “B” foam
Add _____ to either the Class “A” or the Class “B” foam systems
compressed air (CAFS)
Discharge _____ from large capacity onboard tanks, alone or in conjunction with Class “B” foam
dry chemical (i.e. “Purple K”)
Provide____ with onboard booms.
hydrocarbon spill containment
Re-supply another Foam Tender or other apparatus with _____ concentrates.
Class “A” or Class “B” foam
The L.A.F.D. Foam Tender does not have a _____.
fire pump or a water tank
The Foam Tender relies on______ for its water supply.
independent pumping apparatus
When practical, the Foam Tender should be supplied by ____ apparatus.
up to three pumping
When supplied by an adequate water service, the Foam Tender will flow _____ from various monitors and discharge outlets.
4,000 gallons per minute
A top mounted front monitor flowing up to ____ gallons per minute.
1,500
A top mounted rear monitor flowing up to _____ gallons per minute.
2,000
A passenger side discharge flowing up to ____ gallons per minute.
800
A rear discharge flowing up to ____ gallons per minute.
2,000
A driver side discharge flowing up to ____ gallons per minute.
800
A Hale adjustable relief valve allows the operator to control discharge pressure between _____.
30 to 250 PSI
Incoming water pressure is controlled by a pre-set relief valve that automatically discharges excess water pressure (_____) to the ground.
over 250 PSI
Class A Foam system : The system automatically balances and proportions the foam solution ranging from ____.
0.3% to 1.0%
Class A Foam : ____ gallons per minute at 1.0%.
2,000
Class A Foam : ____ gallons per minute at 0.5%.
4,000
The “A” system concentrate pump is powered by a hydraulic drive system that is driven by a transmission power takeoff (PTO). The Class “A” foam system is capable of pumping ____ of concentrate per minute.
24 gallons
A 200-gallon Class “A” concentrate tank. The tank can be filled from an external source by using the ___________, or by manually filling from the top.
concentrate pump to educt concentrate into the tank
Class A Foam System : ____ Class “A” foam metering valves, adjustable from 0.3% to 1.0%.
Four
Class A Foam System : One 1-1/2” Class “A” concentrate inlet and one 1-1/2” Class “A” concentrate ____ used to transfer Class “A” concentrate.
outlet
A ____ hose reel used to transfer Class “A” concentrate to other apparatus.
110-foot
It should be noted that Class “A” foam solution can be discharged from both _____ and all ____ on this apparatus.
top mounted monitors / discharges
Class B Foam System : The system automatically balances and proportions the foam solution ranging from ____ despite variations in water pressure or flow.
1.0% to 10.0%
Class B Foam System : The system accurately meters concentrate when water, flowing from _____, passes through the system.
70 gpm to 4,000 gpm
Class B Foam System : The system accurately proportions concentrate into the water stream at operating pressures of _____.
70 to 250 PSI
Class B Foam System : The concentrate pump is powered by a hydraulic drive system that is driven by a transmission power takeoff (PTO). It should be noted that the hydraulic system can only power _____ at a time.
one concentrate pump
Class B Foam System : The Class “B” concentrate pump can pump ____ per minute.
350 gallons
Class B Foam System : ___ Class “B” foam adjustable metering valves, adjustable from 1.0% to 10.0%
Four
The Department provides _____. AR-AFFF foams are based on aqueous film forming foam (AFFF) chemistry to which a polymer has been added.
Class “B” 3% AR-AFFF foam
AR-AFFF foams are the most versatile _____ in that they are effective on fires involving water-soluble polar solvents (i.e. methanol, alcohol, acetone, etc.) as well as ______ (i.e. gasoline, fuel oils, etc.).
Class “B” foam agents / water-insoluble hydrocarbon fires
AR-AFFF Class “B” foam has the ability to “selfheal” which means that when disturbed or disrupted it will _____ over the fuel surfaces.
redistribute itself
This provides ____ and an effective vapor suppression seal. The Foam Tender can pump other foam products; however, different foam concentrates should ____ be mixed in the foam tank.
re-ignition protection / never
The Foam Tender is equipped with a ____ air compressor to supply air for compressed air foam (CAFS).
rotary screw type
The air compressor is powered by the vehicle’s engine through a ____ transmission. The compressor delivers air at ______ (CFM) at _____ (PSI).
split shaft pump / 400 cubic feet per minute / 150 pounds per square inch
Most Class “A” and “B” foams are considered “____.” Aspirating the air into the foam at the nozzle forms a low-energy foam.
low-energy
The reason these foams are called “low-energy” is that, after the air is aspirated into the stream, the resulting fire stream has relatively ____, or “energy.”
low velocity
Compressed air foams are considered “_____” because they convert the energy from compressed air into increased _____ and improved _____.
high-energy / foam stream reach / foam production
Compressed air foam (CAFS) : ____ (how fast a given amount of water drops out of the bubble structure and becomes free).
Longer drain time
Compressed air foam (CAFS) : _____ that reduces water runoff and water damage. This keeps the incident impact area as small as possible.
Drier foam
Compressed air foam (CAFS) : Hose lines with compressed air foam are _____ than those filled with water or foam solution.
significantly lighter
Compressed air foam (CAFS) : No ____ in hose lines.
friction loss
Compressed air foam (CAFS) : The elimination of ____ when the discharge is opened or shut down rapidly.
water hammer
The Foam Tender is equipped with two interconnected ______.
350-pound dry chemical systems (for a total of 700 pounds total).
Ansul Purple K Dry Chemical System : Each system is located in the ____ on each side of the apparatus.
forward compartment
Ansul Purple K Dry Chemical System : Located next to each 350-pound dry chemical container is a _____ used to pressurize the dry chemical system.
220-cubic foot Nitrogen cylinder
Ansul Purple K Dry Chemical System : The two dry chemical systems can be used ______.
simultaneously or independently.
The dry chemical system can be discharged through the front monitor’s _____ or through either of the ____ nozzles, preconnected to the 150-foot chemical hose reels provided on either side of the apparatus.
Hydro- Chem nozzle / “Williams” hand line /
“Purple K” dry chemical agent contains specially processed ____ which is particularly effective on Class “B” flammable liquids and lower pressure flammable gasses.
potassium bicarbonate
“Purple K” when used alone is _____.
electrically non-conductive
It is generally accepted that when the powder is introduced directly into the fire area, it extinguishes the fire by interfering with the ____.
chemical chain reaction
The Hydro-Chem nozzle and the Williams handgun nozzle, when discharging “Purple K” and foam simultaneously, combines the ____ of dry chemical and the ____ capability of foam.
rapid fire extinguishing capabilities / sealing and securing
The dry chemical is carried within the _______, to greater distances, thereby extending the safe working distance for the firefighters.
nozzle stream, foam solution or compressed air foam
The Foam Tender’s front monitor is equipped with a Williams “Hydro-Chem Ranger” nozzle that ______ into its stream.
incorporates dry chemical, foam solution, and/or CAFS
The benefit that the “Hydro- Chem” nozzle provides is “Purple K” dry chemical injection in the foam/water stream (____), thus carrying the “Purple K” greater distances.
20 lb./sec.
The “Purple K” dry chemical is introduced into the nozzle from a ____ on the side of the nozzle body. Attached to this chemical inlet is a _____ that is plumbed directly from the dry chemical systems.
1-1/2” chemical inlet / flexible plastic hose
The Foam Tender’s electronically controlled rear monitor can be equipped with one of the following tips that are provided with the apparatus:
An Akron #3489 2-1/2” smooth bore tip / An Akron # 5078 Akromatic 2000 electronic spray tip / Williams “Hydro-Foam” spray tip
An Akron #3489 2-1/2” smooth bore tip: This tip provides an effective straight stream pattern up to ___ while flowing ______ . Best for compressed air foam applications.
250’ / 2,000 gallons per minute
An Akron # 5078 Akromatic 2000 electronic spray tip: This tip provides an effective stream, while flowing foam solution ____ CAFS. The discharge pattern is electronically adjustable from full fog to straight stream. This tip can be controlled at the operator panel or via a ____ tethered handheld hard-wired remote control.
with or without / 20-foot
Williams “Hydro-Foam” spray tip: This tip provides an effective stream, while accurately metering foam solution _____. The discharge pattern is adjustable from full fog to straight stream. This tip is self-educting and should be used only if there is a foam system ____. Since the monitor is electronic, the operator can control the selected tip elevation, rotation and spray pattern (only the pattern on the Akron spray tip can be controlled from a remote location).
with or without CAFS / malfunction
The Williams “Handgun” nozzle combines the effective range of a standard nozzle with the capability of ____into its stream.
incorporating dry chemical, foam solution, and/or CAFS
The Williams “Handgun” nozzle : The nozzle body has two control levers, one to control the ____ and the other to control the _____.
water/foam solution / “Purple K” dry powder
The Foam Tender is equipped with two ____, each 150 feet long. Each reel is located in the forward compartment on both sides of the apparatus; just above the Ansul “Purple K” dry chemical system. A “Handgun” nozzle is pre-attached to each of these hose reels. A ____ handline must also be attached to the “Handgun” in order to supply foam solution to the nozzle.
1” chemical hose reels / 1-1/2” or 1-3/4”
Each Foam Tender is equipped with a compliment of ____ to be used in controlling large hydrocarbon spills. Also provided is a spill and leak containment kit for _____.
containment and absorption Booms / smaller spills
The small kit contains ___ pads, ___ 48” socks, and ___ clean-up bags.
50 / five / four
For larger spills, there are ___ ____ polypropylene oil-only Booms designed to be linked together for use on water or land.
sixteen 4”x10’
These booms maintain their buoyancy even when saturated and can absorb up to ___ their own weight of the product. Booms do not ____, only ____. These containment tools will only be effective in controlling spills of water-insoluble hydrocarbon (i.e. gasoline, fuel oils, etc.).
25 times / absorb water / hydrocarbon liquids
The Foam Tender hose compliment includes ____ hose located in the transverse hose bed.
400 feet of 1-1/2”
Engineers should supply the Foam Tender with a minimum of ____. The required flow pressure is ___, to the inlets of the Foam Tender.
two 4” supply lines / 100 PSI, in volume
If a Foam Tender is needed, request at least ___ of them.
two
Emergency Consideration: Spot apparatus____ if possible (this is important when using CAFS).
upwind and uphill
Emergency Consideration: The Foam Tender’s monitors have an effective reach of _____ without wind influence
270 feet (with CAFS)
The Foam Tender is a multi-use apparatus not only because of its foam flowing capabilities, but also because of its ____, _______, and ______.
large air compressor / 700 pounds of “Purple K” dry chemical / vlarge water volume potential.
USAR incidents – The 150-PSI 400-CFM air compressor can be used for _____.
air tools (i.e. jackhammers, concrete saw, air knife, etc.).
Baled goods and “mulch fire” incidents – Class “A” Foam has excellent surfactant capabilities (it speeds up the time it takes the water to penetrate the fuel). The Foam Tender carries 200 gallons of Class “A” Foam and at ____, the lowest setting on the Class “A” foam metering valves; it can produce _____ of solution.
0.3% / 60,000 gallons
Brush fires – The Foam Tender can be used to_____ to other apparatus, pre-treat exposures with CAFS, and/or assist with mop-up.
re-supply Class “A” concentrate
Structure fires – The Foam Tender can be used as a large water monitor. It can be spotted near the structure and have both monitors put into operation. The horizontal reach of these monitors is in excess of _____. Together they can discharge _____ per minute of water or foam. The Foam Tender’s master stream output is far more than _____ with their wagon batteries flowing.
250 feet / 3,500 gallons / three Triples
Structure fires (overhaul) – Class “A” foam can be used to reduce the amount of time it takes for overhaul. It can be discharged through the ____ on the Foam Tender or supplied through the discharge gates to handlines, ladderpipes and portable monitors.
two monitors
Fuel spill – _____ dry chemical can be used on fuel spills.
Class “B” foam and “Purple K”
The Class “B” foam can be used to provide a ______. The “Purple K” can be used to _______. With the introduction of CAFS into the foam stream, the Class “B” foam is particularly effective, providing a foam blanket without excessive run-off.
blanket of foam over the spilled fuel / protect the members working in the involved area
Tanker fire – _____ dry chemical can be used in conjunction on tanker rollovers or tanker fires.
Class “B” foam and “Purple K”
If members need to enter the area to affect a rescue, “Purple K” can be used for protection of members if ____ occurs.
a flash of the fuel
Hazardous materials incidents – The Foam Tender has ____ capabilities. The _____ can be used at the incident to contain the spilled product.
limited spill containment / containment and absorption booms
The Foam Tender has a high center of gravity. Use extra caution when _____.
turning corners
Front Monitor (Hydro Chem Spray Tip) : GPM / PSI / MISC
250-1500 GPM / 100 PSI / Dry Chem Discharge 20 lb/sec
Rear Monitor (Hydro-Foam Spray Tip) : GPM / PSI / MISC
250-1500 GPM / 100 PSI / Used for system malfunction only
Rear Monitor (Akromatic 2000 Spray Tip) : GPM / PSI / MISC
500-2000 GPM / 80 PSI / Electronically Controlled Spray Pattern
Rear Monitor (Akron Smooth Bore Tip) : GPM / PSI 2000 GPM
116 PSI
Rear Monitor (Akron Smooth Bore Tip) : GPM / PSI 1900 GPM
104 PSI
Rear Monitor (Akron Smooth Bore Tip) : GPM / PSI 1800 GPM
94 PSI
Rear Monitor (Akron Smooth Bore Tip) : GPM / PSI 1750 GPM
89 PSI
Rear Monitor (Akron Smooth Bore Tip) : GPM / PSI 1500 GPM
66 PSI
Rear Monitor (Akron Smooth Bore Tip) : GPM / PSI 1250 GPM
46 PSI
Dry Chemical Hose Reels (Handgun spray nozzle) : GPM / PSI / MISC
95 GPM / 100 PSI / Dry Chem Discharge 7lb/ sec
Passenger Side Discharge
100-800 GPM
Rear Discharge
500-2000 GPM
Driver Side Discharge
70-800 GPM
