Truck Book 4 Flashcards
A type of search that uses two or more firefighters to search for victims maintaining voice or visual contact
Oriented search
Tool that provides a pictoral representation of temperature differences
Thermal imager
What is the mission of the fire department?
protect life and property
Per the NFPA, what is the upper range of temperature tenability for humans?
212F
The human body is rendered unconcious within 4-12 seconds at approximately how many parts per million of CO?
200,000
Underwriters Laboratories (UL) studies show that conditions remained tenable for both temperature and oxygen thresholds in compartments with __.
a closed door
Prior to entering the structure, the officer of the search crew should __.
survey the outside of the building to identify the fire’s general location
Crewmembers should maintain verbal contact with eachother
at all times
Crews that are searching above the fire should start operations where victims are __.
in the greatest danger
When the search is completed in the room __.
close the door behind you
A primary search crew consists of __.
two personnel in voice contact
Secondary search is a more detailed search conducted after __.
the primary search
If the search crew consists of three personnel.
Leave one person at the doorway to communicate
An area with high heat conditions and no visible fire may indicate, __.
an advanced fire below that location
If search crews cannot see their feet while inside the IDLH, they __.
must crawl
Focused and blind searches are associated with __.
primary searches
What is the first priority when the decision is made to deploy a tagline?
identify an anchor
At the end of a search or rope length, personnel should __.
leave the rope in place as a marker for the continuatino of search, if incomplete.
If a crew must exit the structure before the search is complete, the main rope __
should be tied off at the last searched location
During a VEIS, what is the first action?
gain access into the room, locate and control the door to the hallway
Wall studs are generally between
16 and 24 inches
Truck company members must propritize exterior rescues, who is the second person in most danger during a fire in a aparment
Person directly above the fire
What does the bucket firefighter need to do prior of having a victim move into the tower bucket
Deactivate the tower bucket controls
During a VEIS tactic, The firefighter that goes into the room finds a victim. What is the best way to remove the victim
Through the ladder the firefighter used to get into the room
What is the first action of a firefighter inside the room during VEIS
Control the door to the hallway
What tools are suggested for versatility to aid in the search
6 foot metal hook and a Halligan bar
What does the letter I in VEIS stand for
Isolate
When searching in a open area and using a main rope, what does two knots mean on the rope?
Your distance is 50 feet in
Who holds the main tag line when it is in use?
Officer
What is NOT a recommeded tool to use when conduting a large area search
Hose line
When searching in a large open area how many feet is it recommended you should go up to
100 -150
When using a rope what should the member do when they reach a point that has a significant direction change?
Rope should be secured to around a obeject
During a search if there is a toxic atmosphere what type of body positioning are you going to be in
Head up leading leg out
What type of victim searches are there
Focused and blind searches
When do you perform a secondary search
When the fire is under control
In order what area needs to be search while the primary search is being conducted
Fire area, directly above the fire, adjacent to the fire
NFPA suggests that the tenablilty for humans body is around
212F
How many PPM of Carbon Monoxide can rendered a human uncounscious ____ in 4 seconds
200,000
How can we tell if everyone is out of the house that is on fire
completing primary or secondary search
What is NOT part of the threats to safety on the fireground
Hording interior condition
One of the most critical functions performed on the emergency scene is?
Conducting a risk assessment and employing a risk management strategy
What does VSP stand for?
Victim Survivability Profiling
What is the human body’s threshold for heat according to NFPA?
212 degrees
Carbon Moxide is the primary cause of fire related death. How many parts per million will the human body be rendered uncounscious?
200000 ppm
At what percentage of oxygen will result in death?
less than 10
What 2 functions does door control maintain?
Controls flow path, area of refuge
The areas that should be searched include the fire area, directly above, ______, areas occupants are expected to be located in an IDLH.
Adjacent to the fire
Personnel conducting the primary search should start a search in a room with the ______ first if possible.
Window wall
An area with high heat and no visible fire may indicate an advanced fire from?
Below that location
What are the two types of primary searches?
Focused and Blind
This type of search is performed when no known location or information is given about an victims?
Blind search
During a large area search what is the recommended search length within a wide area?
10’-150’
When using a tagline where must the anchor be secured?
Low to a non-movable object
What does VEIS stand for?
Vent Enter Isolate Search
What are the suggested hand toolsfor a VEIS?
6’ metal Hook and Haligan
When performing a VEIS what is the first action performed when inside the room?
Control the door to hallway after sweeping for victims
The primary objective of any fire suppression unit on the scen of any fire is?
Rescue
When performing a victim removal using a tower ladder bucket the controls of the bucket should be?
Deactivated
The “E in VEIS means?
Enter
When conducting a search above the fire in a hallway leading to several bedrooms, the bedroom doors should be?
Closed
This type of search is conducted when the victim/victims location is not known.
Blind search
The route heated air and smoke take in a structure through ventilation, causing additional oxygen to be drawn in, is known as?
Flow Path
At what ppm does CO cause the human body to go unconscious within 4 -12 seconds?
200,000 ppm
The human body depends on oxygen for survival. At what percent of oxygen in the atmosphere does death result rapidly?
< 10%
The OIC on TL478 instructs the right bucket firefighter to close the door behind them while searching the delta quadrant bedroom. By controlling the interior door what two advantages does that afford the crew searching?
- Controls the flow path 2. Provides and area of refuge
When does the Primary Search start?
Initial size up
The first area searched during the primary seach is?
Areas in imminent danger
When is the secondary search performed?
When the fire is under control
Firefighters should complete the secondary search prior to?
Starting extensive overhaul
TT400 has been given information about a victim’s location as they start their primary search. What type of search will they be preforming during the primary search?
Focused search
This style search utilizes two or more firefighters to perform the search. While one firefighter of the search team becomes the focal point and the other firefighters search areas within the structure, while remaining in communication with their focal point firefighter.
Oriented Search
As a new lieutenant on TL457 a 300’ search rope was given to your crew and told to search the Charlie quadrant of the Super Walmart. How far along the 300’ rope can the crew search safely into the Super Walmart?
100’ - 150’
Some of the recommended tools to use while conducting a tagline search is
- Hand lights 2. Two 25’ ropes 3. TIC 4. Forcible Entry Tools
In an open area search, what do crews do to the end of the main rope before exiting the structure?
Tie the main rope off at the last search location
A second truck crew enters Bob’s Furniture warehouse, which has been vacant for three years, to finish a search started by TL 471. How far into the structure did TL471 get if the second crew feels four knots in a row?
100’
Crews from TT465 performed VEIS, what is their first action as soon as they enter the room?
Locate and control the door
Where does the second firefighter stay while the first firefighter is performing the search during VEIS?
On the ladder at the window
When removing a victim out of a structure and into the tower ladder’s bucket, what is a major safety concern and should be removed from the bucket operators control?
Bucket controls should be deactivated
A victim can only be removed head first down an aerial ladder if?
The ladder is not over a 45 degree angle
This type of fireground search conducted when the presence and/or location of a potential victim or victims is not known is called what?
Blind search
Threats to safety on the fireground primarily come from the following categories except what?
Unknown buildings
NFPA suggests that the upper range of temperature tenability for humans is around what degree?
212
The primary cause of fire-related deaths is what?
Carbon Monoxide
Percentages of less than how much oxygen will result in death rapidly?
10
When operating above the fire what should always be checked?
Integrity of the stairs
The primary search starts with what and will be concluded when the companies assigned have expeditiously searched the building
Initial size-up
Personnel conducting primary search should start a search in a room with what wall first if possible?
Window wall
The secondary search is normally performed when?
After the fire is under control
In a secondary search time is not as important as what?
Accuracy
When possible a secondary search should be conducted by who?
Different crew then primary search
Prioritize search by beginning with the fire compartment and the compartment where?
Directly above the fire
When the search crew cannot see their feet due to smoke conditions they must do what?
Crawl
The two types of searches with a primary search are?
Focused & blind
What type of search is generally performed when victim potential and/or location are known?
Focused
What search is generally performed when no information is known about the victim potential or location?
Blind
The best practice for body positioning in limited visibility conditions is to be in what type of position?
Head-up/leading-leg-out
The oriented search utilizes how many members?
2 or more
What will help members from becoming disoriented during a search of a building with heavy compartmented areas?
Tagline
What is primarily used when the main means of ingress are unavailable?
VEIS
Which of the following is defined as “Strategy used to defer immediate evacuation of occupants not immediately
Protect-in-Place
The primary search is often conducted ____.
before the fire is under control.
The two types of searches with a primary search are:
focused and blind searches.
Where must the main tagline be secured?
low to a non-movable object, outside the hazardous environment
Crews should monitor the time and depth of their advance into the structure by developing a means of marking the main rope. One means of identification is to ___?
make a bight in the rope followed by an overhand knot.
VEIS is primary used when ?
The main means of ingress are unavailable.
During VEIS, what is the first action inside the room?
to locate and control the door to the hallway after sweeping the common hallway for potential victims.
Where should the second member of the crew be during every VEIS?
on the ladder, at the window with a thermal imager if possible.
During VEIS, what is the primary removal route if a victim is found?
The ladder used to enter the room.
What is the best practice for body positioning in limited visibility conditions?
Head-up/leading-leg-out position.
When is a blind search performed?
When no information is known about the victim potential or location.
Crews that are searching above the fire should start operations where ___.
The victims are in the greatest danger.
Victims at windows present a strong indication that
there may be other victims still inside the building.
While rescuing a victim, if an exit is blocked by fire and there is no other means of egress, which of the following is a useful tactic?
breaching a wall to a safe area.
Wall studs are generally between
16 and 24
On a search rope, how far apart are knots tied?
25 foot intervals.
A search crew consists of a minimum of ____.
two personnel in voice contact.
When should a thoroughly planned and executed primary and secondary search shall be completed at all building fires?
After a solid risk assessment has been conducted to determine the viability of victims.
When searching directly above the fire, crews should preferrably search with what in close proximity?
A hoseline.
The number of companies assigned to search is based on which of the following?
The size and complexity of the structure.
A fireground search conducted when the presence of victims is unknown
blind search
A search that uses two or more firefighters to search for victims
oriented search
The upper range for tenability for humans is
212 F
____ is the primary cause of fire-related death
CO
percentages of less than ___ Oxygen will result in death rapidly
10
prior to entering the structure
the officer should survey the outside of the building
victims at windows present a strong indication that
there may be other victims
what should be done before searching ahead of the hoseline
announce that companies are operating in a vent limited environment
priamry search ends
when companies have expeditiously searched the whole building
before overhaul is attempted ___
a secondary search should be completed
it is recommended to search ____ deep into a building using a tag line
100-150ft
start tag line searches at
the door closest to the target area
during VEIS the first action inside the room is
to control the door
during VEIS the second crew member should
remain at the ladder with the TIC
____ must be the primary objective of any fire suppression unit
rescue
if the interior stairs are compromised then victim removal should be performed:
horizontally out a window
if using a tower ladder for victim removal:
the controls must be deactivated while the victim moves into the bucket
___ is a useful tactic if the exit is blocked by fire and there is no other means of egress
breaching the wall
the best practice for body positioning in limited visibility is to be in a ____ position
head up/leading leg out
A search crew consists minimally of
2 personnel in voice contact
