Chapter 16 Flashcards
1.Engineering design has proven that aerial ladder trusses lend more strength if assembled members form: (543)
A.squares.
B.triangles.
C.octagons.
D.hexagons.
B.triangles.
2.Which NFPA® standard establishes the number of sections and minimum reach required of an aerial apparatus? (543-544)
A.NFPA® 1901
B.NFPA® 1911
C.NFPA® 1962
D.NFPA® 1989
A.NFPA® 1901
3.Which is one of the three main portions of an aerial ladder to which firefighters and driver/operators commonly refer? (544)
A.Rungs
B.Foot pad
C.Pail shelf
D.Holster top
A.Rungs
4.The function of the hydraulic system is to provide power for operating the various hydraulic components needed to: (546)
A.operate the electrical system and turn on the engine.
B.stabilize the apparatus and operate the aerial device.
C.power ventilation equipment and raise ground ladders.
D.operate the engine and activate the emergency brakes.
B.stabilize the apparatus and operate the aerial device.
5.Which hydraulic system component transforms power into mechanical force? (546)
A.Actuator
B.Rotary gear
C.Hydraulic fluid
D.Hydraulic pump
A.Actuator
6.Which type of valve limits the pressure built up in the hydraulic system, thus preventing damage due to overpressurization? (549)
A.Stack valve
B.Relief valve
C.Check valve
D.Selector valve
B.Relief valve
7.Which is a three-way valve that directs fluid to either the stabilizer control valves or the aerial device control valves? (549)
A.Stack valve
B.Relief valve
C.Check valve
D.Selector valve
D.Selector valve
8.Which component converts energy into linear mechanical force or motion when pressurized hydraulic oil is directed into a chamber created by fitting a piston into a cylindrical barrel? (549)
A.Hydraulic pump
B.Hydraulic motors
C.Hydraulic cylinders
D.Hydraulic reservoir
C.Hydraulic cylinders
9.Which type of cylinders has the function of elevating the aerial device from its stowed position? (550)
A.Locking cylinders
B.Hoisting cylinders
C.Stabilizer cylinders
D.Double acting cylinders
B.Hoisting cylinders
10.The working height for aerial ladders is measured from the: (552)
A.lowest ladder rung to the highest rung with the ladder at maximum elevation and extension.
B.ground to the highest ladder rung with the ladder at maximum elevation and extension.
C.base of the turntable to the highest rung with the ladder at maximum elevation and extension.
D.ground to the lowest ladder rung with the ladder at half of the maximum elevation and extension.
B.ground to the highest ladder rung with the ladder at maximum elevation and extension.
11.What is a main use for aerial ladders? (552)
A.Powering scene lighting and extrication tools
B.Providing continuous rotation on a horizontal plane
C.Providing an emergency escape route for firefighters
D.Gaining access to upper levels of an emergency scene
D.Gaining access to upper levels of an emergency scene
12.Which apparatus is MOST likely to be equipped with steerable rear wheels on the trailer? (553)
A.Quints
B.Trailer-mounted fire pumps
C.Mobile water supply apparatus
D.Tractor-drawn aerial apparatus
D.Tractor-drawn aerial apparatus
13.What is required so that the elevating platform’s position is horizontal to the ground at all times? (556)
A.Kickplate
B.Platform rail
C.Leveling system
D.Fog curtain nozzle
C.Leveling system
14.Where are the two operator control stations that are required on all elevating platforms located? (556)
A.On opposite sides of the platform
B.One on the turntable and one in the cab
C.One on the street-level and one in the platform
D.One on the street-level and one at the fire station
C.One on the street-level and one in the platform
15.NFPA® 1901 requires a protective water fog curtain nozzle to be provided on the bottom of an elevated platform that can be operated to: (557)
A.provide assistance to the elevated master stream in intense fire situations.
B.provide an additional barrier when the platform is exposed to high levels of heat.
C.assist breathing air systems by washing away smoke and debris in the surrounding air.
D.take care of minor fires from an elevated angle without activating the master stream.
B.provide an additional barrier when the platform is exposed to high levels of heat.
16.The primary difference between aerial ladder platforms and telescoping aerial platforms is: (558)
A.telescoping aerial platforms are connected by a hinge.
B.telescoping aerial platforms are not intended for climbing.
C.telescoping aerial platforms have a nozzle located inside the platform.
D.telescoping aerial platforms can only be controlled from the platform.
B.telescoping aerial platforms are not intended for climbing.
17.An articulating aerial platform’s ability to go “up and over” into areas that are not accessible with a straight line apparatus is MOST helpful in: (559)
A.forcible entry.
B.rescue operations.
C.salvage and overhaul.
D.ventilation operations.
B.rescue operations.
18. What is the primary function of a water tower? (560)
A.To deploy elevated master streams
B.To provide rotation of the aerial ladder
C.To gain access to upper levels of an emergency scene
D.To provide power to scene lighting and extrication tools
A.To deploy elevated master streams
19.Movement for the water tower and control of the fire stream are controlled from the: (560)
A.fire station.
B.aerial device.
C.ground level.
D.nearby control tower.
C.ground level.
20.Though historically some manufacturers of telescoping water towers have equipped them with ladders, they are recommended to be used only as emergency escape routes because the affixed ladder: (560)
A.must meet the requirements of NFPA® 1901 to be truly considered an aerial ladder.
B.is built to handle regular use and is only meant to be an emergency escape route.
C.rarely has enough space to have multiple personnel work safely and comfortably.
D.has not been put through the same rigorous quality tests that the rest of the device has.
A.must meet the requirements of NFPA® 1901 to be truly considered an aerial ladder.
21.What is one of the five features NFPA® 1901 establishes an apparatus must have to qualify as a quint? (560-561)
A.Fire pump
B.Water tower
C.Piercing nozzle
D.Communication system
A.Fire pump
22.A quint apparatus may be operated as: (561)
A.a ladder company.
B.an engine company.
C.neither a ladder company nor an engine company
D.either a ladder company, an engine company, or both.
D.either a ladder company, an engine company, or both.
23.Why do many fire departments prefer to use quints? (562)
A.Quints are capable of supplying their own elevated master streams.
B.Quints are more affordable and require much less maintenance than other apparatus.
C.Quints are configured so that driver/operator training can be done in minimal time.
D.Quints are specifically designed to withstand extreme climates and inclement weather.
A.Quints are capable of supplying their own elevated master streams.
24.Which component allows sections of the aerial device to extend and retract without causing excessive wear on parts of the device that come into contact with each other? (562)
A.Cable systems
B.Slide and rollers
C.Hydraulic systems
D.Chains and pulleys
B.Slide and rollers
25.Which feature of a turntable should be checked periodically for wear based upon the manufacturer’s torque specifications? (563)
A.Turntable base
B.Turntable chassis
C.Turntable bearings
D.Turntable bearing bolts
D.Turntable bearing bolts
26.In addition to a control pedestal on the turntable, NFPA® 1901 also requires a control station: (564)
A.in the platform.
B.at the fire station.
C.on a completely separate vehicle.
D.as a remote control device that can be carried.
A.in the platform.
27.Which interlock device prevents the aerial device from moving into regions where it could make contact with the body or cab? (566)
A.Cab interlock
B.Rotation interlock
C.Nozzle stow interlock
D.Body collision interlock
D.Body collision interlock
28.Which interlock device prevents the cab from rising if the engine is running? (566)
A.Cab interlock
B.Rotation interlock
C.Nozzle stow interlock
D.Body collision interlock
A.Cab interlock
29.Bed ladder systems are mostly found on: (567)
A.older aerial devices.
B.newer aerial devices.
C.aerial devices manufactured in Europe.
D.aerial devices manufactured by certain manufacturers.
A.older aerial devices.
30.If water pressure is applied when the master stream monitor is not securely anchored, the: (569)
A.water pressure will likely bend pipes out of shape.
B. pin will significantly reduce water flow to the master stream.
C.monitor will not be able to function properly and may suffer severe damage from the water pressure.
D.pressure will cause the waterway to extend rapidly on its own and pipe sections and the monitor may be launched through the air.
D.pressure will cause the waterway to extend rapidly on its own and pipe sections and the monitor may be launched through the air.
31.When securing a detachable ladder pipe system on an aerial ladder, the hose should be run directly up the center of the ladder rungs because: (569-570)
A.not centering the hose on the ladder often causes a loss in water pressure.
B.not centering the hose on the ladder causes unnecessary stress on the hoseline.
C.placing the hose on either side of the center makes controlling the direction of the flow more difficult.
D.placing the hose on either side of the center causes unnecessary torsional stress on the ladder.
D.placing the hose on either side of the center causes unnecessary torsional stress on the ladder.
32.When it is necessary to place a firefighter at the end of the aerial device during elevated master stream operations, the elevating platform is safer and has: (571)
A.more reach than the aerial ladder.
B.less load capacity than the aerial ladder.
C.less working room than the aerial ladder.
D.more working room than the aerial ladder.
D.more working room than the aerial ladder.
33.Which option may water tower systems may be equipped with that enhances water tower use under special conditions? (572)
A.Aerial ladder
B.Video camera
C.Elevated platform
D.Detachable pipe system
B.Video camera
34.Voice communication systems in the aerial device are used to: (572)
A.relay messages between different crews on the emergency scene.
B.permit firefighters at the tip of the aerial device to communicate directly with the fire station.
C.record the observations of the firefighters at the tip of the aerial device for SOP development.
D.permit firefighters at the tip of the aerial device to communicate with the driver/operator at the aerial operator position.
D.permit firefighters at the tip of the aerial device to communicate with the driver/operator at the aerial operator position.
35.Which of the following NFPA® standards now requires a two-way communication system on all aerial device apparatus? (573)
A.NFPA® 1901
B.NFPA® 1911
C.NFPA® 1962
D.NFPA® 1989
A.NFPA® 1901
36.What do fixed breathing air systems allow firefighters to do while working at the tip of the aerial device? (573)
A.Breathe clean air with full SCBA on
B.Breathe clean air without the need to don SCBA
C.Refill SCBA cylinders without having to dismount
D.Create an additional barrier in high levels of heat
B.Breathe clean air without the need to don SCBA
37.If breathing air systems are installed on aerial devices with elevating platforms, NFPA® 1901 establishes requirements for: (573)
A.Heat protection shield
B.Low air warning alarms
C.Dimensions of the piping system
D.Location of the system on the aerial device
B.Low air warning alarms
38.Which standard establishes requirements for the quality of air in breathing air systems? (573)
A.NFPA® 1901
B.NFPA® 1911
C.NFPA® 1962
D.NFPA® 1989
D.NFPA® 1989
39.Which standard establishes the requirements for annual testing of the breathing air system and the quality of the stored air? (573)
A.NFPA® 1901
B.NFPA® 1911
C.NFPA® 1962
D.NFPA® 1989
B.NFPA® 1911
40.Which factor is a consideration when properly outfitting an apparatus with a portable electric generator? (574)
A.Color
B.Terrain
C.Physical size
D.Frequency of use
C.Physical size
41.In addition to providing power for portable equipment, vehicle-mounted generators are responsible for providing power for the: (574)
A.aerial ladder.
B.hydraulic system.
C.elevating platform.
D.apparatus floodlight system.
D.apparatus floodlight system.
42.Portable lights are used where fixed lights are not able to reach or: (575)
A.when softer lighting is needed.
B.when additional lighting is necessary.
C.where stable, unmoving lights are needed.
D.where firefighters are not available to operate lighting.
B.when additional lighting is necessary.
43.Driver/operators should examine electrical cords daily: (576)
A.to ensure each cord is properly labeled.
B.for damage to insulation and connections.
C.to ensure that the sockets of the cord have been capped.
D.and mark the cords with permanent marker as inspected.
B.for damage to insulation and connections.
44.Junction boxes are used at emergency scenes when: (576)
A.a single connection is needed.
B.multiple connections are needed.
C.equipment needs to be interchanged.
D.equipment has different types of receptacles.
B.multiple connections are needed.
45.Adaptors should be carried so that firefighters can: (576-577)
A.provide power to portable lighting.
B.make multiple connections to a power source.
C.ensure electrical cords are not damaged before use.
D.plug their equipment into standard electrical outlets.
D.plug their equipment into standard electrical outlets.
46.Hose distances of ___ or greater from the hydraulic pump may have a negative effect on hydraulic tool operation. (577)
A.10 feet (3 m)
B.25 feet (7.5 m)
C.50 feet (15 m)
D.100 feet (30 m)
D.100 feet (30 m)
47.Which function has historically been assigned to the aerial apparatus crew? (577)
A.Water rescue
B.Haz mat response
C.Search and rescue
D.Vehicle extrication
C.Search and rescue
48.What must driver/operators know about the ground ladders found on the aerial apparatus? (578)
A.The ladder’s exact serial number
B.Manufacturer’s preservice test procedures
C.Procedures for repairing damaged ground ladders
D.Procedures for inspecting, testing, and maintaining ground ladders
D.Procedures for inspecting, testing, and maintaining ground ladders
49.The two common types of ventilation equipment used to supplement the natural flow of heat, smoke, and gases from a fire building are exhaust fans and: (579)
A.water vacuums.
B.positive-pressure blowers.
C.negative-pressure blowers.
D.atmospheric monitoring equipment.
B.positive-pressure blowers.
50.In order to assist with salvage and overhaul efforts, NFPA® 1901 requires aerial apparatus to be equipped with: (579)
A.roof patching materials and floor squeegees.
B.multiple salvage covers and two scoop shovels.
C.deodorizing equipment and two portable pumps.
D.water vacuums and atmospheric monitoring equipment.
B.multiple salvage covers and two scoop shovels.
51.Unlike tractor suspension systems, most tiller systems have ___ suspensions that require additional attention during inspections. (581)
A.back
B.front
C.shock
D.air bag
D.air bag
52.Because regular visual and operational inspections of an aerial device are not adequate to ensure the integrity of the aerial device, regular ___ must also occur. (582)
A.road tests
B.safety tests
C.structural testing
D.preservice testing
C.structural testing
53.During a visual inspection of the aerial apparatus, the hydraulic fluid should be checked and filled when the stabilizers and aerial device are all in their stowed positions because: (583)
A.if the hydraulic cylinders are deployed, the reservoir level will read lower than normal.
B.if the hydraulic cylinders are deployed, the reservoir level will read higher than normal.
C.checking the hydraulic fluid while the hydraulic cylinders are deployed may cause the hydraulic cylinders to fail.
D.checking the hydraulic fluid while the hydraulic cylinders are deployed may put too much pressure on the hydraulic system.
A.if the hydraulic cylinders are deployed, the reservoir level will read lower than normal.
54.What is one of the two purposes operational inspections serve? (583)
A.To test the limits of the aerial device’s operating capacity
B.To allow preservice tests before the apparatus is ever used
C.As a review of the aerial device operation for the driver/operator
D.As an exam of the aerial device operation for the driver/operator
C.As a review of the aerial device operation for the driver/operator
55.When is the MOST likely time nondestructive testing will be performed on the aerial apparatus? (586)
A.Annually
B.Bi-monthly
C.After accidents
D.After every use
C.After accidents
56.What is the BEST guarantee that an apparatus will perform within its design limitations? (586)
A.An extended warranty from the original manufacturers of the apparatus
B.An organized system of apparatus testing and regular maintenance
C.An insurance policy that will cover any damage that may occur during operations
D.Limiting the number of mutual aid incidents that the apparatus responds to
B.An organized system of apparatus testing and regular maintenance
1.Which system provides power to operate the various components that stabilize the apparatus and operate the aerial device? (546)
A.Cable system
B.Hydraulic system
C.Bed ladder system
D.Water delivery system
B.Hydraulic system
2.Which is a power-operated ladder that allows firefighters to easily ascend and descend from the tip of the ladder and the turntable for fire rescue operations? (552)
A.Aerial ladder
B.Ground ladder
C.Quintuple fire apparatus
D.Telescoping aerial platform
A.Aerial ladder
3.An elevating platform leveling system is required so that the: (556)
A.platform’s position is vertical to the ground at all times.
B.platform is more easily accessible for firefighter egress.
C.platform’s position is horizontal to the ground at all times.
D.platform is able to support more than one rescuer at a time.
C.platform’s position is horizontal to the ground at all times.
4.Telescoping or articulating aerial devices whose primary function is to deploy elevated master streams are known as: (560)
A.quints.
B.aerial ladders.
C.water towers.
D.elevated platforms.
C.water towers.
5.On most aerial devices, the third, fourth, and fifth (if present) sections of the aerial device are extended by: (562)
A.stabilizer cylinders.
B.hydraulic cylinders.
C.a system of sliders and rollers.
D.a system of cables and pulleys.
D.a system of cables and pulleys.
6.Which is the most common type of pre-piped aerial ladder waterway system? (567)
A.Bed ladder waterway system
B.Detachable ladder pipe system
C.Telescoping waterway system
D.Elevating platform waterway system
C.Telescoping waterway system
7.NFPA® 1901 requires a ___ communication system in all aerial device apparatus. (573)
A.one-way
B.two-way
C.power line
D.long-range
B.two-way
8.Fixed breathing air systems allow one or more firefighters operating at the tip of the aerial device to: (573)
A.breathe clean air with full SCBA on.
B.breathe clean air without the need to don SCBA.
C.refill SCBA cylinders without having to dismount.
D.create an additional barrier in high levels of heat.
B.breathe clean air without the need to don SCBA.
9.Which is the MOST likely result of overtaxing generating equipment when operating scene lighting? (576)
A.Poor lighting and possible damage to the power-generating unit or light
B.Negative effect on the breathing air systems located in the aerial device
C.Possible damage to electrical power cords and junction boxes being used
D.Overly bright lights that may have negative effects on rescue workers’ vision
A.Poor lighting and possible damage to the power-generating unit or light
10.Which is a function that crews assigned to aerial apparatus have historically been assigned? (577)
A.Ventilation
B.Water rescue
C.Haz mat response
D.Vehicle extrication
A.Ventilation
11.A driver/operator must be able to perform basic inspection of which of the following? (582)
A.Stabilizing systems
B.Portable generators
C.Fixed lighting systems
D.Water delivery systems
A.Stabilizing systems
