Download Toronto Fire Service (TFS) Midterm Exam Preparation: SCBA, IMS, and Radio Communications and more Exams Engineering in PDF only on Docsity!
TFS Midterm Prep Questions and
Answers 100% Pass
The MSA G1 SCBA is a ________________ ✔✔open-circuit, positive pressure SCBA
Air cylinders and valve assembly should be tested ✔✔Every 3-5 years
MSA G1 SCBA COMPONENTS ✔✔- Air cylinders and valve assembly
- G1 Pressure reducer with low pressure warning device
- G1 regulator
- G1 HEADS UP DISPLAY
- G1 face piece
- G1 control module
- G1 speaker module
- G1 power module
- G1 battery module
- G1 Harness and carrier assembly
G1 Pressure relief valve will operate at approx what PSI ✔✔140 PSI
G1 Low Pressure alarm will sound at ✔✔1575 (35%) left in bottle
G1 HUD LED Colours (%'s) ✔✔ 4 green LEDs-75 to 100% air pressure
3 green LEDs-50 to 74% air pressure
2 yellow LEDs-36 to 49% air pressure
1 red LED-0 to 35% air pressure
G1 Control Modules provides the following information ✔✔- Numeric air cylinder pressure
- Battery status
- Alarms and time remaining at current rate of breathing
G1 Types of alarms: ✔✔- Motion alarm
- Low air warning alarm
- Low battery warning alarm
- Thermal warning alarm
SCBA failures can generally fall into two categories: ✔✔Fail Open
TFS uses _____________ cleaning solution when cleaning/disinfecting face pieces ✔✔confidence plus - 1oz to 3L water
IMS: Accountability definition ✔✔a means for accounting for the location and task assignment of personnel throughout an emergency incident
IMS: Base definition ✔✔- The primary point outside of the incident perimeter where responding apparatus report on a stand by basis and they then get deployed from there
- Where trucks/ people wait on a standby basis
- Should be implemented at all multiple alarm incidents
IMS: Branch definitions ✔✔are created at large scale operations to maintain span of control where there are more sectors than the incident commander can control ot when specialized expertise is required
Controlled area definition ✔✔an area where functioning SCBA is required or the IC determines that being able to track fire fighting personnel provides a greater margin or safety
Emergency evacuation signal: ✔✔3 separate distinct blasts of the air horn followed by a 5 second pause - this will be done 2 or 3 times
Incident management system (IMS): ✔✔An organized system of roles, responsibilities and operational guidelines used to manage emergency ops
Priorities during Offensive strategy: ✔✔- rescue
- life safety
- stabilization of the incident
Priorites during Defensive Strategy ✔✔- life safety
- exposures protection
- conservation of the environment and property
High Rise Staging will be _________ floors below the fire floor ✔✔ 2
Sectoring ✔✔A tool within IMS that allows the incident commander to group personnel and other resources into manageable units at an emergency incident
True/False: The assignment of radio channels at an emergency scene is a decision made by Toronto fire after the IC has requested a new channel ✔✔True
What equipment must be on scene in order for communications to assign a second fire ground channel at the same incident ✔✔DVRS (Digital Vehicle Repeater System)
Primary purpose for utilizing the portable radio identifies: ✔✔Personnel automatically tune their individual listening skills to identify the radio transmissions pertinent to their assigned portable/ vehicle/ station call signs
The first step in calling a mayday is to: ✔✔Press the orange button on your portable Radio
A mayday should be called in the following situations: ✔✔- Trapped FF
- missing FF,
- life threatening injury/ situation
Steps to take to call a mayday ✔✔Mayday x3 and then LIP
During a Mayday, you can only deactive your pass when: ✔✔o You are reached by the RIT
o They need to communicate
o Self rescue is accomplished
True / False: Channel 16 (also FG6) is only to be used when IC says so ✔✔True
Reasons for an Urgent transmissions are: ✔✔o Potential loss of water supply
o Change of interior conditions
o Concern for a potential collapse
What is the purpose of a Benchmark ✔✔- Inform command that a specific task has been completed
- Allows recording on the running log/ worksheet
- Allows time stamping on the radio communications recording
- Gives command progress indicators of the incident
- entry time
- radio identifiers
- assignment/ location
- cylinder duration
- time of egress of any personnel passing through the entry control point
Magtag Placement ✔✔- Captain is in the top slot with radio identifier "Cap"
- Acting captain or senior FF sitting behind the captain in the second slot with radio identifier "CR"
- Firefighter sitting behind the driver (rookie) in the third slot with radio identifier "CR2"
- DRIVER of the apparatus in the bottom slot with the radio Identifier "CR3" (Upside Down)
- Any other ff aboard the apparatus will put their Mag Tag in the "CR4" slot
Anyone not moving forward with a crew at the scene would have their mag tag placed upside down
Passports are kept in the following location: ✔✔- in a designated holder on the captains door of each apparatus
Definition of Freelancing ✔✔Operating independently, without the direction of command
Flat Load ✔✔Arrangement of fire hose in a hose bed or compartment in which the hose lies flat with successive layers one upon the other.
Accordion Load ✔✔Arrangement of fire hose in a hose bed or compartment in which the hose lies on edge with the folds adjacent to each other.
Factors that cause MSD (Musculoskeletal Disorders) ✔✔o Force
o Fixed or awkward postures
o Repetition
o duration
Radios: Normal Trunked: ✔✔tactical and strategic channels are examples of trunking talkgroups
- Transmissions are received by tower sites and broadcast to Toronto fire, and all other radios on that OPS or TAC channel
- portables will emit a CHIRP when PTT
- The forced talk around channel defeats the portable radio's ability to detect the presence of a DVRS and the radio will remain in T/A even when within range of an active DVRS
- used ONLY during radio relay
Police Code 1 means: ✔✔that police are required immediately at the scene
Common Radio terms used: ✔✔PD ACCIDENT - property damage accident
PI ACCIDENT - personal injury accident
ETA - estimated time of arrival
VSA - vital signs absent
HBD - has been drinking
EDP - emotionally disturbed person Infection disease -
HIV, hepatitis, etc.
Ladders: Ground Ladders are thoroughly cleaned on every ______________ of each month and also after every use. ✔✔- Thursday
An elevator identified with a _______ helmet indicates it is designated as a firefighter elevator ✔✔RED
An elevator identified with a YELLOW helmet indicates it is: ✔✔RETROFIT
Stack Effect is: ✔✔the natural movement of air in and out of a structure
Flashing fireman red button means: ✔✔smoke in elevator shaft, GET OUT.
When responding to a High Rise alarm over ________ stories, TFS personnel are permitted to utilize a designated FF Elevator ✔✔4.
EVAC systems are required for all buildings more than ______ stories ✔✔ 12
The most common stairwell in high-rise buildings are: ✔✔Return Stairwells
Standpipe Operations Classification ✔✔Class 1 - 65mm for firefighters
When charging a standpipe system, charge at ___________ kpa ✔✔1400kpa
When charging a sprinkler system, charge at ____________ kpa ✔✔1050kpa
When providing a building with water, what is plan A-D. ✔✔PLAN A building fire pump
B Fdc connection
C ground floor standpipe
D improvised standpipe
an Area of Refuge is ✔✔any apartment on the fire floor on the same side as the fire apartment
Span of Control: ✔✔ 5
RIT Team (RIT): ✔✔A team of four specially trained firefighters whose responsibility is the rescue/recovery of a firefighter(s) who is trapped, missing or has sustained a life threatening injury
Initial Rapid Intervention Team (IRIT): ✔✔A minimum of two firefighters assigned by the Incident Commander at an emergency incident, whose responsibility is the rescue/recovery of a firefighter(s) who is trapped, missing or has sustained a life threatening injury
The order in which to call the PAR ✔✔prioritized by Sector, beginning with the Sector where there is the greatest concern for firefighter safety
The Entry Control Kit consists of: ✔✔• An Entry Control Board with clock attached
- An all surface pencil and sharpener
- An Entry Control vest
Important Radio Noises and significance ✔✔Audible chirp : youre connected to tower
Low hum; out of range , busy line someone else is talking WARBLE; when operating in talk around
Radios: Patching: ✔✔Fireground and tac channel merging communications together
True/False: If radio transmission is heard and they say ' on talk around' you must relay information ✔✔True
Radio Signal Strength should be communicated with the following scale. ✔✔"Strength 1"= Unreadable
"Strength 2"= Readable now and then "Strength 3"= Readable but with difficulty
"Strength 4"= Readable
"Strength 5"= Perfectly readable
Radio and Communications Equipment-Use - Batteries should be change at the ___________________ of every shift and _____________________________. ✔✔Beginning, extended periods of use.
Names and personal references shall not replace any radio alias during transmission except during a _______________ situation. ✔✔May Day
SCBA inspection should be conducted: ✔✔- immediately upon relieving the off-duty shift
SCBA shall be worn in incidences including but not limited to: ✔✔- elevated temperatures,
- toxic atmospheres,
- oxygen deficient atmospheres,
- confined spaces,
- biologically hazardous atmospheres,
- any area where the Officer In Charge deems that respiratory protection is or may be required
- "on air" at all times while inside a structure that has been on fire.
- Overhaul. not be removed regard less of visibility or Carbon Monoxide (CO) reading
Dust caps colour coding ✔✔- Red - odd year numbers
What size hose do we carry on TFS Trucks ✔✔45mm, 65mm and 100mm
2 types of specialized trucks we have in TFS ✔✔Hazmat, Tower, Fire Boat
What is the difference between an aerial and a ladder truck ✔✔An aerial pumps water
2 types of Fire Trucks in TFS ✔✔Aerials and pumpers
How many stations do we have in Toronto ✔✔ 84
