HIGH-RISE BUILDING FIRES Quiz Flashcards
Hazards in High-Rise fires include all of the following, except______: (Page 29-39)
Combustible structural components
In a high-rise fire, smoke may be reported on a floor far removed from the fire floor because of all of the following, except: (Page 31-37)
Floor length windows
The greatest concern in dumpster fires is __________ (Page 36)
Smoke and Gas contamination
True or False: All Hazardous Materials located in a High-Rise building will be stored in the same location. (Page 37)
False
Firefighters should not be committed to interior operations in fires in high rise buildings under construction when ________ (Page 38)
Concrete formwork is still in place.
True or False: Most High-Rise fires will be readily apparent upon arrival. When there is nothing showing, there is no need to aggressively investigate. (Page 40)
False
Which is not one of the 5 basic points of a High-Rise Fire operational plan? (Page 40)
Determine Water supply
The fire load in a general office space High Rise is _________ (Page 41)
7.7 psf.
Wind conditions at the level of the fire can be ___________ (Page 41)
Very different from what is happening at ground level
Stretching the attack line directly off the engine instead of from a standpipe should ______ (Page 42)
Be communicated to other units
Fire load in residential occupancies requires a fire flow of _______ per _______ of involved area (Page 42)
10 GPM; 100 ft2
Fire Load in commercial occupancies requires a fire flow of ______ per ________ of involved area (Page 42)
20 GPM; 100 ft2
Reported vehicle fires in parking garages attached to a high-rise building should be ____ (Page 44)
Treated as a high-rise building fire.
When pulling a hose line directly from the engine to the vehicle fire, the FDC ____ (Page 44)
Should be supplied as usual
_____ is the area of assembling resources close to the operations on the fire floor, ideally two floors below the confirmed fire floor. (Page 60)
Staging
_____ is the area where incoming fire apparatus and other vehicles park. (Page 60)
Base
T411 has just completed a search in a high-rise apartment. What marking should be placed on the door to display this apartment’s status? (Page 61)
An “X” with T411 next to it
The three basic ventilation tactics in regards to high-rise buildings are: (Page 62)
- Horizontal through the windows
- Vertical through the stairwells
- Use of the building’s HVAC system
The preferred method of horizontal ventilation in a high-rise structure is____ (Page 62)
Pressurize the attack stairwell with the intention of forcing the smoke out the fire apartment window.
Vertical ventilation using elevator shafts is the least desirable option (Page 64)
True
If are more than two floors above the fire that still contain building occupants in a high- rise structure (Page 65)
A Search and Evacuation Branch or Group should be activated.
In regards to a high-rise fire incident the EMS Branch is responsible for managing ______.
(Page 66)
All civilian patients
Logistics is primarily responsible for ______. (Page 67)
Ensuring that adequate personnel and equipment are available
Define High Rise: (Page 2)
6 or more stories or greater than 75’ above FD vehicle access
Major changes in building code for High Rises occurred in: (Page 2)
1976
The time needed to assess the situation, gather info, proceed to fire floor, locate fire and prepare to operate is known as: (Page 2)
Extended Reflex Time
Multiple layers of drywall typically provide how long of a fire rating? (Page 6)
2 Hours
HVAC power shut off switches are generally located: (Page 8)
Right next to unit
Fire stops on curtain wall are: (Page 10)
Questionable at best
Parking decks are generally designed to carry the weight for: (Page 13)
Automobile traffic only
Windows that can be broke for rescue purposes are marked with a: (Page 13)
Maltese Cross
In a commercial high rise where should a copy of the floor layout be? (Page 47)
In the fire control room
Which company’s responsibility is it to recall all elevators? (Page 47)
First due engine
How many companies are allowed in an elevator at a time? (Page 48)
2 companies
If the first and second engine pair up on the same line where should the second engine’s officer position? (Page 50)
Position at the standpipe outlet
If there is not a secondary FDC, what is the driver of the third engine responsibility? (Page 51)
Abandon the apparatus and proceed with his crew
What is the first action the fifth due engine will take? (Page 51)
- Report to the command post
- Establish lobby control
Where should the first-due truck park if fire is showing? (Page 52)
Side fire is showing from
What is the second location that should be searched in a residential high-rise fire following the fire unit? (Page 53)
Exit hallways
A search and evacuation branch shall be established when occupants are more than how many floors above the fire? (Page 29)
2 floors.
True or False. Historically collapse of high rise buildings have been a significant problem. (Page 29)
False
What does the term “mushrooming” mean? (Page 30)
Smoke movement in residential and commercial structures without impact on environmental conditions.
What is the stack effect? (Page 31)
The natural movement of air within a tightly sealed building due to temperature difference between inside and outside.
What is imperative to prevent flashover? (Page 33)
Cooling overhead area with straight/solid stream.
What should personal be aware of in wind driven fires? (Page 33)
- Failure of windows to the fire area/apartment
- Presence of large volumes of fire within fire area.
- Presence and direction of the wind from the street level.
Five conditions must exist for a wind driven fire to occur. What is NOT a condition? (Page 33)
Intact closed door to inside of fire structure.
True or false. When personal cannot make entry into a hallway the most effective alternative is an exterior attack via master streams or portable ladders. (Page 34)
True
True or false. If a wind driven fire is suspected, horizontal ventilation may be performed. (Page 34)
False
What is NOT a means by which vertical fire extension can occur? (Page 35)
- Fire extending from a window and into the window above.
- Fire traveling through void spaces.
- Fire traveling through elevator shafts.
- All are methods of vertical fire extension.
The stairwells in the building should be clearly identified on the _____________ and indicate
________________. (Page 14)
Preplan; whether natural openings are present for ventilation purposes
Most high-rise buildings will have at least one stairwell that provides access to the roof either through a hatch or bulk head door, which may be locked. There may be signage indicating which stairway has roof access. This information should be reflected in the: (Page 15)
Preplan
Which type of stairs can lead to confusion on the fire ground because the mislabeling of the stair can lead to companies entering the wrong floor in the wrong area of a floor? (Page 16)
Scissor
Which type of stairs allows the tenant to move throughout their occupied space without using public stairwells or elevators? (Page 16)
Accommodation
Sprinkler control valves may be found: (Page 22)
- At stairwell landings
- In hall closets
- Above the drop ceiling
Pressure reducing valves must be bypassed for fire department use. They can be defeated by breaking the ___________________ that restricts the riser wheel. (Page 23)
“L” shaped arm
Many buildings are equipped with a fire pump designed to supplement incoming domestic water pressure. A majority are _______________. (Page 23)
Centrifugal pumps
Elevators in High Rise structures are typically controlled by ________________. Page (24)
Electric traction
In __________________, the elevator car doors will open automatically when arriving at the specified floor. (Page 25)
Independent service
A _______________ is used for any system in a high rise where detection, fire protection, air handlings systems, and communication are centralized for fire department use.
(Page 26)
Fire control room
________________ is when fans that pressurize the fire floor hallway to prevent the entry of smoke into the common area from the involved unit. (Page 27)
Corridor pressurization
Evacuation of a high rise building requires: (Page 29)
The commitment of a substantial amount of resources
When should a tower operator raise the bucket to a point above the fire? (Page 54)
Only to make an immediate rescue
Rescue squad responsibilities on the fire floor include all of the following EXCEPT (Page 55)
- Deployment of tagline from attack stairwell
- Forcible entry into adjacent units for primary search and possible alternative fire attack.
- Coordinating the evacuation of occupants.
- Assessment of fire extension into adjacent units.
- All of the above options are true
Every alarm after the first will bring at least (Page 56)
- 3 engines
- 1 truck
- 1 BC
What is the assignment of the 6th due engine? (Page 57)
Crew sets up staging 2 floors below fire floor. Driver becomes base officer.
In high-rise firefighting operations, engines, trucks, and rescues on the second alarm and greater shall bring 2 spare air cylinders per unit to staging. (Page 57)
True
Which of the following is NOT a responsibility of the lobby control crew? (Page 58)
Staging set up
Which of the following is the responsibility of the driver of the crew that takes lobby control? (Page 58)
Elevator operations
The presence of an “X” on a door or adjacent to a door indicates what about that room? (Page 61)
Room has been searched
