Q1 Flashcards
What type of nozzle controls discharge pattern?
Rotary control valve
Facepiece inspection includes all the following except?
HUD inspection
What tool is used for cutting and grasping?
Linesman and needle nose pliers
What is a potential strategy for IC when a fire takes place in a high rise structure?
Defend in place
What condition is important to communicate to a supervisor at a fire?
Smoke changing from grey to black (Pg.673 IFSTA)
To minimize risk at a structural fire scene firefighters should
Conduct a risk/benefit analysis
To activate the backlight in the drager:
Hold the +m 3 seconds
Ladder belts should be inspected :
Annually
Biological waste and aerosol cans are likely to be present in:
Trash container fires
Building design incorporates a _____ safety factor
2:1
What May a ff find in void spaces
Electrical wiring
Alert and oriented X 4:
Place person time event
Effective span of control:
3-7 ideally 5
The part of the knot turned by crossing side of the bight ove the standing part
Loop
Excess steam produced by applying water on fire causes
Disruption of the thermal layer
Careful and exact placement of salvage covers is accomplished by using the
Counter payoff method
Tool that is not in the crash kit
Duct tape
To safety lift the ladder:
Lift on command of FF who can see entire team
What would not be a conductor
Plastic
How long should a FF look for an unidentified problem before calling a mayday?
30 seconds
What should happen to a Key FOB during an extrication=
Should be removed to a safe area and not returned to action circle for duration of extrication
Objective of gross decon
Get as much debris off as possible and products of combustion off quickly
Pacemakers are usually found
Beneath skin of upper chest
If fire is encountered in a room during S&R rescuers should=
Close the door and report conditions
An example of a hose appliance would be:
Hose reducer
Fresh air from ventilation introduced into a fire room would be called=
Flashover
Transfer of heat through solids is called l:
Conduction
T of F temperature is an accurate measurement of heat transfer
False
What is piloted ignition?
- Occurs when fuel + O2 encounter an external heat source with sufficient energy to start combustion. ( match starting paper on fire) OR
- when a mix of fuel and oxygen encounter an external heat source with sufficient heat to start combustion
What is auto ignition temperature?
Minimum temperature at which a fuel in the air must be heated to in order to start self combustion. Lowest temp at which a combustible material ignites in air without spark or flame.
What are the 5 gasses the Dräger identifies simultaneously?
CO (Carbon monoxide), PENT (Pentane), CH4 (Methane), O2 (oxygen levels), and H2S (Hydrogen sulfide).
What happens if your Dräger Xam 2500 goes into A2 alarm?
Life threatening levels of gasses are detected and you must leave danger zone
What are the 4 sensors the Dräger monitors?
CO, LEL, O2, H2S
Fires that develop BEYOND the incipient stage are (mostly):
Vent limited
What are the 4 stages of fire growth
Incipient, growth, fully developed, decay
First priority of VEIS
Isolate the compartment by closing the door
If fire extinguisher is discharged but fire is not extinguished;
Withdraw and reassess the situation
A harness is a better option than a ladder belt when:
If there is a vertical free fall risk
You should exit an IDLH environment before the low pressure warning activated when=
Remaining air is insufficient to exit from deep inside the structure
Best option when rapid fire development is about to occur:
Escape to a safe haven
T of F, all threads on CFD couplings adhere to the Canadian mutual aid (CMA)
False. Couplings arw made from AMA (Alberta mutual Aid)
Hose couplings are most commonly made out of:
Pyrolite
Total length of cross lays(pre connects)
4x15 lengths = 60m / 200ft
3 crosslays in total= 180m
MINIMUM length of engines needs to be 120m (IFSTA)
Type of material often applied on top of roof decking:
Asphalt shingles
When disconnecting a car battery:
Disconnect the negative on black first
What is a construction req. of new homes?
Gypsum board instead of wood panelling as interior finish
Blitzfire has a coaxial tip capable of producing a solid / fog stream T of F
False - coaxial means it can produce a STRAIGHT and fog stream not solid
In reference to building code, the Authority having jurisdiction can:
Amend local building codes to meet local needs
What are patches of unburned fuel called:
Islands
What occurs when the chain at upper sections of nose is suddenly stopped, driving the bar nose towards the operator:
Rotational kickback
Flaming combustion
Occurs when a gaseous fuel mixes with oxygen in the correct ratio and heats to ignition temperature
Why should a FF exit IDLH structure before low pressure alarm activates
Remaining air is insufficient and doesn’t take into account air emergencies that may be encountered
What about using a fire exting in the incipient stage is true ?
- Operating close to a fire can penetrate and scatter solid fuel and liquid
- Move further away to disperse the foam-WRONG
Which item is not contained in the high rise bag?
Double male adaptor
Where is the red fire pass located?
On the dash/IC Command board
Acute conditions vs chronic:
Acute is short term, sudden in onset.
Chronic is long term, develops over time
Duplex channels are which letters
B and C. “A-BC=D”
Simplex channels are which letters;
E and F. “SEF”
In an emergency scene, the area between the apparatus and then incident scene is called the:
Buffer zone
T or f, to avoid heat fatigue, you can take off your helmet, gloves, hood and coat to climb up a high rise ?
True
What is the knot used to hoist and Lowe a ladder?
Figure eight on a bight
Multiple crews responding in the same area is called a:
Battalion
What is the Tangent length in snowy conditions:
2m per 1km/h
How does a class K extinguisher work?
Saponification (forms an oxygen excluding soapy foam surface)
How do Co2 extinguishers work?
Displaces O2 and saponification
For the radio channels, which letters are female and male voices?
Female: A,B,C,D
Male: E & F
If hydrostatic test dat is older than ______ do not fill and place OOS
5 years
When hoisting a ladder near a power line how close can you get to it?
7 metres
How close can you get to a downed power line
10m
Monitors reach of stream is most effective at ____ degrees
35 Degrees
Placing the blitzfire on a tilted surface of what degrees will shut the monitor off?
Anything greater than 10 degrees
On what side of your Facepiece does it show the air management lights ?
Right side
What pressure does the pressure reducer lower the cylinder air to?
102-113 psi
When do you not fill cylinders at the training academy?
When wind is blowing E is to SE and greater than 15 knots
What is a warning sign that a substance has escaped from its container ?
An unexpected odour
Captain insignia has ____ bugles, ___ epaulet stripes and a black forage cap
2 UPRIGHT bugles, 2 12.7mm epaulet stripes and a black forage cap
When a crew member is operating at a scene and feels fatigued, what should you do?
Whole team should go to rehab
What rescue tool can spread a door frame far enough?
1. Air chisel
2. Hydraulic ram
3. San Francisco tool
4. Cutters
Hydraulic ram
What is the the first step In gross decon following overhaul ?
Use a soft bristle brush and damp towel to remove large debris from PPE
How many stripes does a district chief have ? How many does a battalion chief have?
District chief - (2) 12.7mm and (1) 6mm
Battalion chief - (3) 12.7mm stripes
What colour helmet and how many stripes does a fire Marshall have ?
White helmet and (3) 12.7mm stripes
What was James “cappy” smarts biggest change to the CFD?
Moving away from horse drawn apparatus to motorized apparatus
How can a FF reduce the likelihood of sustaining f a job related injury drying fire ground ops?
Utilize rehab facilities at emergency incidents
What would be an example of a hose appliance? List as many as possible
Wyes/Siamese
Hose reducer
Hose clamp
Hose spanner
Hose rollers
Double male/female
What is it meant by “surfing the line?”
Term used to describe deploying the 125mm hose line. FF to grab snuf line and fold the hose back onto itself. Grab excess hose and brace with foot
What heat will a hose line + face piece fail at?
260 C ( 500F)
What pressure is the low pressure high volume hose rated to?
1400kpa NO MORE HIGH PRESSURE LDH
Hose couplings are confirmed to NFPA ____.
What are the three thread types used in Alberta?
Nfpa 1963.
Alberta mutual aid (AMA) British Columbia Alberta threads (BAT)
BAF (British Columbia forestry)
Valve devices: what do Wyes and Siamese appliances do?
Wyes: divide single hose lines into 2 or more lines
Siamese: combine multiple lines into one line
How long should the grab loops be for the shoulder load?
4-6 inches out. Female end is sticking out for shoulder load
The term adaptor is used for:
A device for adapting equipment for uses not originally intended
In regards to air monitoring: once at an incident the FF who is responsible for air monitoring should perform a ____________
Fresh air calibration
Ifsta pg 446
What tool is this?
Slipjoint
What is a generalized problem with Co2 extinguishers ?
Since the Carbon dioxide is made up of a gas, the reach of product is very low. You will have to get close to extinguish and wind will likely play a part in dispersement making it less effective.
Only used for smothering-taking the oxygen away. NOT cooling
Review of streams for each nozzle:
Akron saberjet:
Deck gun sabermaster:
Blitzfire w/ stacked tips:
Blitzfire w/ fog nozzle:
TFT nozzle (on high rise & bumper line):
Cellar nozzle:
Akron saberjet: Coaxial. Solid and fog streams
Deck gun sabermaster: coaxial. solid and fog streams
Blitzfire w/ stacked tips: solid stream
Blitzfire w/ fog nozzle: straight/ fog streams
TFT nozzle (on high rise & bumper line): solid streams
Cellar nozzle: broken streams
When arriving on scene of a high rise structure and the alarm panel is showing 2 or more devices as “activated” what is there a high chance of?
High chance of working incident when 2 or more devices are going off at the alarm panel.
