Chapter 17 Flashcards
(51 cards)
1.Generally SOPs involving apparatus placement at a fire scene apply to: (610)
A.later-arriving, supporting aerial apparatus.
B.all aerial apparatus arriving at the fire scene.
C.aerial apparatus assigned to the initial response.
D.all vehicles at a fire scene regardless of arrival time.
C.aerial apparatus assigned to the initial response.
2.When would be the BEST time to develop apparatus placement procedures involving access to occupancies and overhead obstructions? (610)
A.At the fire scene
B.During preincident planning
C.When en route to a fire scene
D.When a new aerial apparatus is purchased
B.During preincident planning
3.When must driver/operators follow departmental SOPs for positioning at the fire scene? (612)
A.On every response
B.At large responses
C.At small responses
D.Only when it is appropriate
A.On every response
4.The distance between the objective and the aerial apparatus should be: (612)
A.the least distance possible.
B.the greatest distance possible.
C.consistent with conditions at the emergency scene.
D.at least 1½ times the distance required in order to provide a buffer.
C.consistent with conditions at the emergency scene.
5.Whenever possible, the driver/operator should avoid ___ by getting as close to the desired objective as safely possible. (612)
A.extensions at any angle
B.long extensions at low angles
C.short extensions at high angles
D.extensions directly above the apparatus
B.long extensions at low angles
6.If the building has been exposed to severe fire conditions, it is advisable to park: (613)
A.on a grade.
B.in a jackknifed position.
C.outside of the building’s collapse zone.
D.alongside multiple apparatus on the same span.
C.outside of the building’s collapse zone.
7.Which term refers to positioning the apparatus in a location that provides the utmost efficiency for operating on the fireground? (613)
A.Spacing
B.Spotting
C.Stabilizing
D.Jackknifing
B.Spotting
8.When should the driver/operator park on a soft surface? (614)
A.Only as a last alternative
B.When closest to the fire scene
C.When furthest from the fire scene
D.Only when the primary positions are taken
A.Only as a last alternative
9.What may cause dry, solid ground to become unstable during warm weather operations? (614)
A.Fireground runoff
B.Multiple parked apparatus
C.The presence of drainage culverts
D.Asphalt softening due to extreme heat
A.Fireground runoff
10.Why may parking lots be as dangerous as soft soil when spotting apparatus? (614)
A.They may contain multiple utility lines in addition to parking
spaces.
B.Parking lots are especially prone to becoming unstable in cold weather.
C.They have thin-skinned paved surfaces that do not provide a
stable base.
D.Almost all parking lots are built on top of vaulted surfaces with weight restrictions.
C.They have thin-skinned paved surfaces that do not provide a
stable base.
11.Parking lots with the potential for stabilization problems should be identified: (614)
A.at the fire scene.
B.in preincident plans.
C.while en route to the fire scene.
D.after stabilization problems have occurred.
B.in preincident plans.
12.Which is a good indicator of underground voids when spotting an aerial apparatus? (615)
A.Uneven grades
B.Manhole covers
C.Significant cracking in concrete
D.Shiny, glass-like areas on asphalt
B.Manhole covers
13.One visual indicator of a compromised asphalt surface due to extreme heat is: (615)
A.large cracks in the asphalt’s surface.
B.multiple potholes in the asphalt’s surface.
C.areas in the asphalt that are gray or discolored.
D.asphalt that “bleeds” creating a shiny, glass-like surface.
D.asphalt that “bleeds” creating a shiny, glass-like surface.
14.The MOST common consideration when spotting an aerial apparatus in cold weather is the: (615)
A.presence of vaulted surfaces.
B.contraction of concrete due to the cold.
C.softening of asphalt due to extreme temperatures.
D.presence of ice and snow on the parking surfaces.
D.presence of ice and snow on the parking surfaces.
15.When positioning an apparatus with the rear uphill on a grade, which tactical impact should be considered? (615)
A.It will be easier to reach the ground with a platform operating off of the rear.
B.The rear compartments will be more difficult to reach once the apparatus is leveled.
C.With the rear tires off the ground, the truck has less resistance to sliding downhill.
D.It will be more difficult to reach the ground with a platform operating off of the rear.
A.It will be easier to reach the ground with a platform operating off of the rear.
16.When it is necessary to operate an aerial device in high wind conditions, the driver/operator should spot the apparatus in a manner that: (616)
A.blocks much of the wind.
B.is perpendicular to the wind.
C.minimizes the extension needed.
D.decreases the load needed in the aerial device.
C.minimizes the extension needed.
17.For operations spotting an aerial apparatus in windy conditions, the driver/operator should always adhere to: (616)
A.SOPs for extra stabilization.
B.the driver/operator’s best judgment.
C.the manufacturer’s recommendations.
D.the company officer’s recommendations.
C.the manufacturer’s recommendations.
18.Why is it important to stay away from a downed power line with both feet on the ground at the same time? (616)
A.Laws require that the electric company must first inspect the scene for safety.
B.It will prevent you from stepping on ground that may become unstable when energized.
C.The scene must remain undisturbed for law enforcement to inspect for potential foul play.
D.It will prevent you from becoming a conductor between two areas that are charged differently.
D.It will prevent you from becoming a conductor between two areas that are charged differently.
19.Caution should be exercised around normally harmless overhead wires such as telephone and cable TV lines because: (617)
A.they may become energized at random times.
B.thunderstorms can temporarily charge these types of lines.
C.any cables have the potential to cause damage to the apparatus.
D.they may be in contact with electric lines somewhere down the line and be energized.
D.they may be in contact with electric lines somewhere down the line and be energized.
20.Which of the following is clearance that should be maintained between working firefighters and high-voltage transmission lines over 50,000 volts? (617)
A.15 ft. (4.5 m)
B.25 ft. (7.5 m)
C.40 ft. (12 m)
D.50 ft. (15 m)
D.50 ft. (15 m)
21.By positioning the truck body in line with the expected position of aerial use, the stability of the apparatus: (619-620)
A.will not change.
B.can be increased.
C.can be decreased.
D.will not be known.
B.can be increased.
22.When jackknifing an apparatus, the greatest stability occurs when the angle is approximately: (620)
A.60 degrees.
B.90 degrees.
C.120 degrees.
D.180 degrees.
A.60 degrees.
23.Which is a factor that works against an aerial device’s strength? (621)
A.Grades
B.Stresses
C.Spotting
D.Jackknifing
B.Stresses
24.Which situation increases stress on an aerial device? (622)
A.When the load on the aerial device is decreased during emergency operations.
B.When the aerial device’s extension length is shortened during emergency operations.
C.When the apparatus is parked on an incline and the aerial device must be operated off of the side of the apparatus.
D.When the apparatus is parked on an even surface and the aerial device must be operated in line with the body of the apparatus.
C.When the apparatus is parked on an incline and the aerial device must be operated off of the side of the apparatus.
