BC Quiz 2 Flashcards
- Which one of the following may cause a major water problem at a construction site?
Select one:
a. An OS & Y valve where the stem protrudes beyond the wheel
b. An OS & Y valve where the valve wheel is at the end of the stem
(Ch 16 Pg 88)
The correct answer is: An OS & Y valve where the valve wheel is at the end of the stem
02. Large caliber streams are master streams that deliver more than \_\_\_\_\_\_ gpms? Select one: a. 200 b. 350 c. 300 d. 250
(Ch 17 Pg 89)
The correct answer is: 300
- The destructive pressure of a large caliber stream is greatest in the area where the water leaves the nozzle.
Select one:
a. Agree
b. Disagree?
(Ch 17 Pg 89)
The correct answer is: Agree
- The most serious collapse danger of a large caliber stream is caused by?
Select one:
a. The large amount of water discharged into the building
b. Streams knocking down parts of the building
(Ch 17 Pg 89)
The correct answer is: The large amount of water discharged into the building
05. One gallon of water weighs a little over \_\_\_\_\_\_ pounds? Select one: a. 6 b. 7 c. 9 d. 8
(Ch 17 Pg 89)
The correct answer is: 8
- A tower ladder is operating a stream into the 3rd floor of a 5-story building whose front exterior wall has been weakened. There is 20 feet of wall on the building above the TL bucket floor. The nozzle tip of the TL bucket should be kept horizontally away from a weakened wall for a distance of?
Select one:
a. More than 20 feet
b. 20 feet
(Ch 17 Pg 90)
The correct answer is: More than 20 feet
- When operating a TL stream where the front wall of the building appears unstable it would be correct to consider which options?
Select one or more:
a. Operate the TL stream from above the roof level
b. Use the reach of the TL stream from a safe distance
c. Withdraw the bucket out of the collapse zone of the wall
d. Operate the TL stream from a flanking position if the wall may collapse outward with explosive force
(Ch 17 Pg 91)
The correct answers are: Withdraw the bucket out of the collapse zone of the wall, Use the reach of the TL stream from a safe distance, Operate the TL stream from above the roof level, Operate the TL stream from a flanking position if the wall may collapse outward with explosive force
- When operating a TL stream where the front wall of the building appears unstable it would be correct to consider which options?
Select one or more:
a. Operate the TL stream from above the roof level
b. Use the reach of the TL stream from a safe distance
c. Withdraw the bucket out of the collapse zone of the wall
d. Operate the TL stream from a flanking position if the wall may collapse outward with explosive force
(Ch 17 Pg 91)
The correct answers are: Withdraw the bucket out of the collapse zone of the wall, Use the reach of the TL stream from a safe distance, Operate the TL stream from above the roof level, Operate the TL stream from a flanking position if the wall may collapse outward with explosive force
- After a master stream has been used for a long duration, the IC should order the streams shut down and?
Select one or more:
a. Have a Safety Officer conduct a safety survey
b. Limit the number of members that will re-enter the building
c. Allow time for the building to drain
(Ch 17 Pg 92)
The correct answers are: Allow time for the building to drain, Have a Safety Officer conduct a safety survey, Limit the number of members that will re-enter the building
- The priority order of fireground strategy is?
Select one:
a. Fire containment, life, property protection
b. Life, property protection, fire containment
c. Life, fire containment, property protection
(Ch 17 Pg 93)
The correct answer is: Life, fire containment, property protection
11. In the Collapse Search and Rescue Plan, the first step is to? Select one: a. Shut the utilities b. Secure the area c. Remove surface victims d. Survey the site
(Ch 18 Pg 95)
The correct answer is: Secure the area
- At a building collapse, it would be correct to state that?
Select one or more:
a. A large diameter hose line should be stretched to the front
b. A large diameter hose line should be stretched to the rear
c. An aerial platform master stream should be positioned near the collapse site
(Ch 18 Pg 95)
The correct answers are: A large diameter hose line should be stretched to the front, A large diameter hose line should be stretched to the rear, An aerial platform master stream should be positioned near the collapse site
- Several steps (for example–Surface Victim Removal + Void Searches) of the collapse rescue plan may be carried out simultaneously if sufficient resources are available.
Select one:
a. Agree
b. Disagree?
(Ch 18 Pg 97)
The correct answer is: Agree
- Tunneling and trenching for a victim requires?
Select one or more:
a. A pinpointed area where the collapse may have shifted the victim
b. Checks were made to see the missing person is not in an ambulance or local hospital
c. The missing victim is confirmed to have been inside by someone
d. The victim’s last exact floor location is known
(Ch 18 Pg 97)
The correct answers are: The missing victim is confirmed to have been inside by someone, The victim’s last exact floor location is known, A pinpointed area where the collapse may have shifted the victim, Checks were made to see the missing person is not in an ambulance or local hospital
- Victim’s that survive a major V-Shape floor collapse are most likely to be found in the center of the “V”.
Select one:
a. Agree
b. Disagree?
(Ch 18 Pg 97) (Surviving victims in V-shape found near each wall)
The correct answer is: Disagree?
- In a Supported Lean-To Floor Collapse, which method is quicker for locating a victim in a void near a wall?
Select one:
a. Cut the floor with a power saw
b. Breach the wall
(Ch 18 Pg 97)
The correct answer is: Cut the floor with a power saw
- When using portable jacks or cut timbers to shore up portions of buildings, the important point to remember is?
Select one:
a. Move or attempt to restore the unstable structure to its original position
b. Not to move or attempt to restore the unstable structure to its original position
(Ch 18 Pg 98)
The correct answer is: Not to move or attempt to restore the unstable structure to its original position
- When shoring an unstable structure, place the supporting object?
Select one:
a. Gently beneath the unstable structure, barely in contact with it
b. Slowly beneath the unstable structure, firmly in contact with it
(Ch 18 Pg 98)
The correct answer is: Gently beneath the unstable structure, barely in contact with it
- Which is the slower, but safer operation, because there is less chance of secondary collapse?
Select one:
a. Tunneling
b. Trenching
(Ch 18 Pg 99)
The correct answer is: Trenching
- Regarding General Debris removal, it is incorrect to state?
Select one:
a. The fire service remains in charge during General Debris Removal
b. Mechanical cranes and pay loaders should not be used
c. It is done after all victims are accounted for, discovered, and all pinpointed locations of tunneling and trenching have been reached
d. It is done even if all victims are accounted for
(Ch 18 Pg 99) (C- Mechanical cranes and pay loaders shall be used)
The correct answer is: Mechanical cranes and pay loaders should not be used
- When operating at a collapse, an officer would be incorrect to think that?
Select one:
a. A transit is a telescopic surveyor’s tool that can see small movements of a building
b. The vertical collapse danger zone may be equal to one, one and a half or two times the height of a wall, depending on the IC’s orders
c. Rope used to cordon off a danger area should be tied waist to chest high
d. The least dangerous parapet wall is a hollow ornamental cast stone parapet
(Ch 19 Pg 104) (D-Most dangerous parapet)
The correct answer is: The least dangerous parapet wall is a hollow ornamental cast stone parapet
- A party wall where roof beams from both sections are supported by the party wall is not a true fire division or fire wall.
Select one:
a. Disagree
b. Agree
(Ch 19 Pg 105)
The correct answer is: Agree
- When an emergency evacuation is ordered, which tactic would be incorrect?
Select one:
a. Tools and hose lines are left behind
b. Evacuated members report to a pre-designated area
c. Evacuated members report to the front of the building
d. A Roll Call is conducted
(Ch 19 Pg 106) (C-Not to the front in a collapse area)
The correct answer is: Evacuated members report to the front of the building
- Which point regarding collapse concerns is incorrectly stated?
Select one:
a. Walls are the weak link in the construction of fire-resistive high rise buildings
b. There is a direct relation between fire resistance and the mass of a structure
c. Unprotected steel warps, sags, bends and collapses when heated to around 1100-1200 degrees
d. The more mass a structure has, the more fire resistance it has
(Ch 19 Pg 107) (D-Walls are the weak link)
The correct answer is: Walls are the weak link in the construction of fire-resistive high rise buildings
- The best fire resistive building is a?
Select one:
a. Steel building
b. Concrete building
(Ch 20 Pg 107)
The correct answer is: Concrete buildin
26. Applications of Spray-On Fire Retardant material over primer painted steel reduces its effectiveness by? Select one: a. 1/3 to ¾ b. 1/3 to ½ c. ¼ to ½ d. ½ to ¾
(Ch 20 Pg 107)
The correct answer is: 1/3 to ½
