Test 8 Flashcards
What should be done once the first two parallel cuts of the trench are made?
A. Slice the length of the trench into shorter sections
B. Create another section of inspection holes
C. Begin to pull the entire length from the roof
D. Push the ceiling down into the building below
A> Slice the length of the trench into shorter sections
What part of the double hung window presents a dangerous effect for the firefighter?
A. Bottom windowsill
B. Sash in the middle
C. Glass
D. Overhand
B. Sash in the middle
Where is the fan placed during positive pressure ventilation operations?
A. In the fire room
B. Outside the structure
C. On the fire floor
D. In a window
B. Outside the structure
What can be examined to determine if the fire is about to enter the cockloft?
A. Eaves
B. Skylight
C. Venturi
D. Soil pipe
D. Soil pipe
What is the maximum distance above the roof that the operator should allow a spinning blade or chain to be lifted?
A. 6 inches
B. 8 inches
C. 4 inches
D. 2 inches
A. 6 inches
Which statement about a rain roof is correct?
A. Fire will vent from an inspection cut quickly
B. The added weight was not designed into the original roof supports
C. More heat will be reported from the roof than is present in the building
D. Sudden collapse of the roof will occur without warning
B. The added weight was not designed into the original roof supports
What material is the Insulspan panel constructed from?
A. Fiberglass
B. Plastic
C. OSB
D. Styrofoam
D. Styrofoam
What is the most logical place to cut off an extending fire in an H type building?
A. Throat
B. main building
C. Head
D. Exposure
A. Throat
What serves as an insulator from the sun’s heat in the summer and the cold during the winter in an old style flat roof?
A. Cockloft
B. asphalt covering
C. Ceiling
D. Top floor
A. Cockloft
What needs to be controlled at the fireground to win the battle?
A. Ignition source
B. Chemical reaction
C. Oxygen
D. Fuel
C. Oxygen
What event needs to happen before the roof crew pulls the open trench?
A. Fire shows in the main vent hole on the fire side
B. Fire shows in the examination holes on the fire side
C. Fire shows in the trench cuts
D. Fire shows in the inspection holes on the safe side
B. Fire shows in the examination holes on the fire side
What type of feel does the inverted roof have normally underfoot?
A. Sinking
B. Spongy
C. Arched
D. Solid
B. Spongy
Which statement about horizontal ventilation is NOT correct?
A. It costs less
B. It is easier to perform
C. It is faster
D. It uses more resources
D. It uses more resources
What is the key factor when distinguishing between venting for life and venting for fire?
A. Timing
B. Effect
C. Location
D. Amount
A. Timing
What is the answer when serious fire is in the void spaces of a building?
A. Horizontal ventilation
B. PPV
C. Vertical ventilation
D. Total ventilation
D. Total ventilation
What can the bulkhead door be used for when venting a skylight?
A. Failsafe
B. Ramp
C. Marker
D. Breaking tool
B. Ramp
Which of the following fire locations would be the least likely to benefit from horizontal ventilation?
A. First floor of the building
B. Cockloft fire
C. Attic fire
D. Floor directly below the roof
A. First floor of the building
In which location would a trench cut not generally be a beneficial undertaking?
A. Taxpayer
B. Multi winged hospital
C. L type building
D. Garden type apartments
A. taxpayer
What is considered to be the most effective and efficient way to prevent horizontal fire gas spread in most cases?
A. Let the gas continue on its upward journey
B. Build a fire resistive partition
C. Blow it out of the window in its path
D. Position a countering hose stream
A. Let the gas continue on its upward journey
What potential is being increased with the “green building” movement?
A. backdraft explosion
B. Rollover situation
C. Flashdraft event
D. Flashover occurance
A. Backdraft explosion
What is the first thing to consider when making the ventilation cut in the flat roof?
A. need for backup
B. Size of the fire
C. Means of escape
D. Size of the hole
C. Means of escape
Which statement about ways to determine the most likely direction of fire spread is correct?
A. Fastest from high to low points
B. Always moves away from the hoselines
C. Downwind side when wind currents are present
D. Towards the lower fuel load
C. Downwind side when wind currents are present
What is a positive aspect of the Insulspan panels?
A. The panels are supported with many joists
B. There is no common cockloft extending down
C. There is a natural resistance to fire spread
D. the panels being used are not very thick
B. There is no common cockloft extending down
Which is usually the most suitable ventilation to use in most fires in house and similar size structures?
A. Chimney
B. Window
C. Wall
D. Roof
B. Window
What should be the first priority at the fire scene?
A. Designation of an interior search team
B. Placement of the initial attack hoseline
C. Assignment of the exterior ventilation team
D. Recon the immediate fire area
B. Placement of the initial attack hoseline
What should be done last when going to the roof to vent a large area flat roof building?
A. Vent the top floor windows
B. Evaluate wind direction
C. Cut open the roof
D. Vent vertical shafts
C. Cut open the roof
What is the minimum number of ways off the roof you should have?
A. Two
B. Four
C. Three
D. One
A. Two
Which of the following is NOT a correct statement about factors to consider when deciding to vent?
A. Things will get better immediately when the space is vented
B. You must have an idea of the progress of fire control
C. Breaking glass is not something that can be reversed
D. Generally venting for fire should begin just as the hoseline begins its attack
A. Things will get better immediately when the space is vented
How should firefighters on the roof proceed if vision is obscured and heat or fire is being driven towards them?
A. Hop
B. Run
C. Shuffle
D. Crawl
D. Crawl
What does venting for life demand be done?
A. Get PPV in place quickly
B. Delay extinguishment
C. Take out the windows
D. Open the roof
C. Take out the windows
What is the most common vertical artery to move fire gases through?
A. Staircase
B. Garbage chute
C. Pipe chase
D. Wall voids
A. Staircase
What is a quick way to get water onto the fire that is in the second cockloft space when a rain roof is present?
A. Sprinkler system
B. hoseline from the interior
C. Cellar nozzle
D. Standpipe
C. Cellar nozzle
What is the most serious drawback of using PPV?
A. Missing void spaces in a building
B. Pushing fire out of the roof openings
C. Fanning a smoldering fire into a large flame
D. Hiding a smoldering fire in a room
C. Fanning a smoldering fire into a large flame
Which of the following is NOT a drawback of using hose stream for ventilation?
A. Cannot be used in areas of limited water supply
B. Should not be used in areas where the water will freeze on the ground
C. It must only be used at larger fires
D. There is a chance of flare up of the material
D. There is a chance of flare up of the material
Approximately what distance from the main vent hole should the trench be places?
A. 20-25 feet
B. 15-20 feet
C. 25-30 feet
D. 30-35 feet
A. 20-25 feet
What is used to hold each piece of the inverted roof in place?
A. Pins
B. Gusset plates
C. Gravity
D. Ropes
C. Gravity
What should be completed before the trench cut is made?
A. Secondary vent hole
B. Vent all windows
C. main vent hole
D. Puncture holes
C. Main vent hole
What tends to fail first on an older style flat roof?
A. Roof boards
B. Support beams
C. Tar paper
D. Cockloft ceiling
A. Roof boards
