Term
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Definition
Used by trained professionals min 1-1/2 in O
OFD uses 1-3/4 |
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Term
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Definition
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Term
| Supply line (Large Diameter hose) |
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Definition
| 3 1/2 inch hose or bigger used to move water from one engine to another or from the water source to a portable hydrant for distrbution At OFD not all engines carry 5 in therefore 3 to 5 in is considered a supply line |
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Term
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Definition
| Hose used in standpipe systems for occupants to fight incipient fires |
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Term
| Jumper lines15 foot used as supply lines |
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Definition
| At OFD are short sections of three-inch hose |
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Term
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Definition
| Inner liner, inner reinforcement, outter jacket |
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Term
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Definition
Synthetic cotton jacket
Rubber covered (OFD bosster) |
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Term
| Care and Maintenance of Fire Hose |
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Definition
Aviod Laying over rough corner
Remove kinks prior to charging the line
Do not allow traffic to run over line
Avoid burining embers and chemicals
Avoid Water Hammers |
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Term
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Definition
Dutchman: Short fold of hose or a reverse fold that is used when loading hose
Accordion load
Flat Load
Horseshoe load |
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Term
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Definition
Direct attack method: Water to base of flame
Indirect method: finely divided stream of water particles (fog) into the hotest part of the fire, the overhead , and then allow time for the resultsing heat absorbing conversion of water into stream to reduce heat and extinguish the fire |
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Term
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Definition
Control flow, provide reach, create shape and determine water direction
Nozzle componets: Shut off and stream shaping device |
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Term
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Definition
Less pressure at same flows
Great penetration into high heat areas
Not likely to be clogged by debris
Does entrain great amount of air and doesn't push fire around as much as combination nozzle |
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Term
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Definition
Absob wide range of nozzle pressures with a stream of effective reach
Spray pattern can easil;y cover a large area more qucily
Gentle w/less damage
Good for indirect attack
good for forced ventilation operations due to great volume of air |
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Term
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Definition
Less nozzle reation
Reduced engine and nozzzle pressures causes hose to be less stiff and easier to maneuver in hallways
Low-pressure nozzle water droplets tend to be larger than tehe droplets exiting the standard-pressure nozzle |
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Term
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Definition
Akron 4714 and 4824 (1 1/2 AND 2 1/2)
bOTH AUTOMATIC AND CONSTANT GALLONAGE FEATURES
cONTROL OF THE FLOW BY PUMP OPERATOR
4714 150 gpm AT 50 psi
4824 250 gpm AT 50 psi |
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Term
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Definition
A backup line is used to protect the crews who are fighting the fire; If all is weel, the back-line will be charged but not actually flowing water
A second line is actually flowing water to help suppress the fire |
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Term
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Definition
| Ears are placed in hose folds to assist with hose deployment. If loaded correctly; the fire ear (llop) will give you 5 feet of hose and nozle at the front doown |
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Term
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Definition
| 150 galls per minue (GPM) |
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Term
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Definition
100 feet of 1 1/2 hose with low-pressure nozzle on the front bumper
150 feet of 1 3/4 hose with lowpressure nozzle on front cross lay
200 feet of 1 3/4 hose with low pressure nozzle on rear cross lay
200 feet of 2 1/2 inch hose with lowpressure nozzle in rear hose bed
300 feet of 1 3/4 inch hose with smooth-bore nozzle in rear hose bead |
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Term
| The four componets of a water supply system |
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Definition
The source of the supply
The processing or treatment facilities
The means of moving the water
The distribution system |
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Term
| Three ways of moving water |
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Definition
Direct pumping
Gravity
Combination (City of Oakland) |
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Term
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Definition
Static (Stored potiential energy)
Flow (Moving)
Residual (Part of the totoal that is not used to overcomefriction or gravity)
Normal Operations Pressure found during normal consuption |
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Term
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Definition
| The rate of speed the water moves through the pipe or hose |
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Term
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Definition
The loss of pressure due to resistance to motion between the water and the inside of hte hose or pipe
Increase size of hose to increase |
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Term
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Definition
| Response to 3 alarms or more |
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Term
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Definition
Red: Closed Zone Valve
Blue: Open Valve
White: Hydrant gate valve |
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Term
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Definition
| A pressure regulating (reduceing) valve a station that reduces water pressure to serve a lower zone that can't be gravity feed |
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Term
| City of Oakland source of water |
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Definition
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Term
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Definition
| A fire hydrant which receives water from only one direction |
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Term
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Definition
| Hydrant with two or more directions of feed. |
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Term
| Gridded Water distribution systems |
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Definition
Primary
Secondary
Distribution |
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Term
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Definition
| Hydrant is on a dead end main |
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Term
| arrow on hydrant pointing to a line |
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Definition
| Hydrant is the last hydrant on a dead end main |
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Term
Hydrant Colors
White
Yellow
Green
Red |
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Definition
White: EBMUD
Yellow: Military
Green: Airport/Regional Parks
Red: Private |
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Term
Cap/top Colors
Red
White
Green |
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Definition
Red: 0-50 psi
White: 51-119 psi
Green: 120+ psi |
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Term
Top of Colors (GPM of Hydrant)
Red
Orange
Green
Blue |
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Definition
Red: 0-500 gpm
Orange: 501-999 gpm
Green: 1000 -1499 gpm
Blue: 1500+ gpm |
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Term
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Definition
| Red Hydrant and Discharge Hydrant (White) No more than 10 psi over normal static pressure |
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Term
| Friction loss limits the capcity of a hydrant by three factors |
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Definition
The size of the main to which the hydrant is connected (Increast size of the main)
The length of the main to the source of supply
The condition of the main |
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Term
| By doubling the size of the pipe, it's carrying capacity is increased by what? |
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Definition
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Term
| Three tpyes of Fire Hose construction |
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Definition
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Term
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Definition
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Term
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Definition
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Term
| Blunt ends of couplings to attached them |
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Definition
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Term
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Definition
| Accessories that help firefighters move or operate hoselines |
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Term
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Definition
| Devices that moving water flows through including adapters and connectors |
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Term
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Definition
| Allows two male end ends of hose to be connected |
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Term
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Definition
| allows two female to be connected |
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Term
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Definition
| Used to connect a smaller hose to a larger one |
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Term
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Definition
| Connects a larger hose to a smaller one |
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Term
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Definition
| `Device that divides one hoseline into two or more |
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Term
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Definition
| One inlet and one outlet of the same size plus two smaller outlets witj all of the outlets being gated. A portable hydrant or manifod is like a water theif and may have one or more intakes |
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Term
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Definition
| device that connects tow or more hoseline into one line |
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Term
Flat Load
Accordion Load
Horseshoe load
Minute Man |
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Definition
Preconneted hose loads for shoulder loads
For attack lines and supply lines
Like a horse shoe
Side load at top |
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Term
| Different ways of coupling hose |
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Definition
Foot tilt
two person
Over the Hip |
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Term
| Static line v. Pre Connect |
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Definition
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Term
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Definition
| SO Vaccumm doesnt collase hose |
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Term
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Definition
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Term
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Definition
| Hose line and 50 ft or one coupling |
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Term
| Testing proceedures for hose |
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Definition
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Term
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Definition
| Before 1st use, damage for once a year |
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Term
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Definition
| Double male and Double female Use 3 in hose |
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Term
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Definition
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Term
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Definition
| Protects male end inside the roll |
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Term
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Definition
| 250 psi or 110% of opt pressure |
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Term
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Definition
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Term
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Definition
| appliances capable of 350 gpm |
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Term
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Definition
Solid Stream
Fog
Combination |
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Term
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Definition
| The amount of or volume of water that a nozzle will provide at a given pressure |
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Term
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Definition
| 1 1/2 1 3/4 or 2 inches and flow from 100 to 250 gpm |
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Term
| medium-Diameter Handlines |
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Definition
| 2 1/2 in flowing at 165 to 325 gpm |
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Term
Direct
indirect
Combination
Attack |
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Definition
Direct fire attacked used to attack the fire by aiming the flow of water directly at the seat of the fire
Indirect fire attach is used to attacked interior fires by applying a fog stream into a closed room or compartment
Combination blends |
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Term
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Definition
| Study of fluids at rest and in motion |
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Term
Smooth bore handline
Fog handline (normal)
Fog handline, mid pressure
Fog handline, low pressure
Smooth bore master stream
Fog Master |
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Definition
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Term
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Definition
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Term
Protein foam
Fluoroprotein foam
Fluoroprotein fil-forming foam
Detergent-type foams |
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Definition
Animal biproducts
Fluorinate
Both Protein and Fluoroprotin properties combination
Synthetic surfactants |
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Term
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Definition
| Ordinary combustibles extinguished by water |
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Term
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Definition
| Flammable liquids hydrocarbons and polar solvents |
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Term
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Definition
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Term
| # of City of Oakland zones |
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Definition
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