Emergency Vehicle Technician (EVT) F-5 Aerial Practice Test

These questions are part of the practice quiz. Start practicing

• What is the maximum top speed for GVWR over 26,000 pounds?
• Which term describes a valve that operates another valve or control?
• How should an operator handle a unit on a slope during deployment?
• The ladder must be able to carry its rated load at 45 degrees while which condition exists?
• Where must a heat-reflective shield be provided on the aerial platform?
• What is the acceptance criterion for drift test results?
• What term describes the pressure at which a hydraulic component fails due to stresses induced by pressure?
• What percentage of rated capacity must the pumping system deliver at 250 psi net pump pressure?
• How can you minimize fall hazards when working from the platform?
• Magnetic Particle Test is a form of non-destructive testing for aerial devices. It involves magnetizing the device and applying metal particles to reveal flaws. How are imperfections detected?
• What is the procedure for lockout/tagout when working near energized lines?
• Which statement best describes the primary purpose of an aerial apparatus?
• In what plane is the ladder height measured?
• Axle housings and related components must clear the road surface by at least how many inches?
• During pre-use inspection, what should you verify about hydraulic hoses?
• Why is stabilizing the vehicle with outriggers essential before elevating the aerial?
• If a platform becomes difficult to control or drains power faster than expected, what steps should you take?
• If a jammed control on the platform is encountered, what should you do?
• According to Pascal's Law, how is pressure in a confined fluid at rest transmitted?
• A valve applied to operate another valve or control.
• A connective valve which selects one of two or more circuits because of flow or pressure changes between circuits.
• From which point is the height of the aerial ladder measured?
• What term denotes the weight of the aerial device structure and all materials, components, mechanisms, or equipment permanently fastened thereto?
• During the operational test, how long must the outriggers be fully deployed?
• Which term refers to a continuous stream of liquid escaping from a hose, pipe, coupling, or other confining structure where escape should not occur?
• What instrument should be used to verify de-energization during lockout/tagout?
• What is the purpose of an annual load test for an aerial device?
• What is the proper emergency lowering procedure for an aerial device?
• Heat shield placement on the platform must include protection on which surfaces?
• How is the horizontal reach of an aerial ladder defined?
• How often should EVT aerial operators receive refresher training?
• What percentage of each rung's length must be covered by skid-resistant material?
• What does the rated capacity define?
• During the air brake road test, the apparatus loaded to its GVWR must come to a complete stop from 20 mph within not more than how many feet?
• During elevated tasks, why is maintaining three points of contact important?
• Which sequence best describes the deployment steps for an aerial during an interior rescue while maintaining stability?
• What is the minimum inside width between the rails inside the aerial ladder at its narrowest point?
• Which test involves rotating the aerial device 360 degrees to observe how the load transfers to different stabilizer points?
• What is the minimum bursting strength for hydraulic static sealing parts relative to maximum operating pressure?
• What is the role of hydraulic interlocks on aerial devices?
• For drift test extension cylinders, what is the required setup before verification?
• Which nondestructive testing method uses sound waves to determine material thickness and is suitable for aluminum ladders?
• Why must the turntable be locked when stationary?
• In the drift test, after placing the aerial device at 60 degrees elevation at full extension with hydraulic fluid at ambient temperature, which action should be performed next?
• When inspecting pins, bolts, and retaining devices, which item indicates probable failure?
• Nondestructive testing is defined as...
• Which factor most directly contributes to maintaining a safe approach during night operations?
• What is the minimum design load per rung?
• Which term describes the pressure at which a hydraulic component fails due to internal stresses?
• What considerations are important for rooftop rescue using an aerial?
• What is a typical sequence for deploying an aerial during an interior rescue operation?
• What term describes wear or indentation of the base rail material caused by roller misalignment?
• Cantilever in an aerial device is defined as:
• Which nondestructive testing method uses sound waves to detect defects and can be applied to bolts, pins, and railing?
• What is the primary purpose of a motor?
• Which statement best describes an aerial ladder?
• Which cylinder type allows fluid pressure to move the piston rod in both directions?
• A degree of rotational movement given from a position; manufacturer sets allowable tolerance.
• What is the minimum rated vehicle height of a ladder?
• Under Out of Service Evaluation Required, which item indicates wear requiring evaluation?
• How do wind and rotation interact during aerial operations?
• Which action best determines the correct body position when performing elevated tasks?
• What is the required steering angle for non-driving front axles?
• What term describes a continuous exit or rescue path down an aerial device from an elevated position to the ground?
• What steps should you take if you observe a hydraulic oil temperature rising abnormally?
• What fall protection is specified for personnel on an elevated aerial platform?
• Performance testing of aerial devices should be performed at least how often?
• Which statement about wind speed limits and aerial operations is true?
• What do level indicators on an aerial device show?
• Which nondestructive testing method involves magnetization of the area under test and uses iron powder to reveal surface flaws, commonly on steel aerial devices?
• What is the practical outcome of completing post-use inspections after each operation?
• Why are stabilizer pads and surface conditions crucial for efficiency?
• Which condition renders the aerial device out of service?
• What are the rung spacing requirements for the ladder?
• What is the minimum load capacity defined for the outermost rung of the outermost fly section at maximum horizontal extension with stabilizers deployed?
• What determines whether aerial operation can be performed in wind?
• What is the minimum floor area required for an aerial platform?
• Aerial platform controls include two control stations; the lower control station shall be capable of overriding platform controls and both stations are operable at either location.
• What should be included in post-operation documentation?
• For ladders with a vertical height of 110 feet or less, the friction loss between the monitor and the point below at 1000 gpm shall not exceed how many psi?
• A person qualified to operate the aerial device, who may be appointed by the fire department or have completed formal manufacturer training, is called what?
• Which symptom is a sign of hydraulic problems in an aerial device?
• The breathing air system must provide air for at least how many persons at the secondary operator's position?
• Which action is prohibited during lockout/tagout near energized lines?
• Besides the load chart, which factors can affect a safe load on an aerial platform?
• Which statement best reflects the purpose of recurring emergency procedure training for EVT operators?
• Damage to bottom of base rail caused by misalignment or malfunction of rollers, resulting in wear or indentation of base rail material, is known as what?
• Type 2 seat belt shall be a minimum length of 110 inches and use what type of connection?
• Piping systems must be fabricated of corrosion-resistant materials and sized for the number of outlets at which position?
• For a single step on the aerial ladder, what are the minimum design load and minimum surface area?
• Name two safety devices you should verify are functioning before operation?
• The low air warning system must alert at what air-volume percentage?
• In aerial platform construction, how many attachment points are required for each 250 lb load rating?
• Which records should be kept for an aerial device?
• Which is a recommended component of post-operation documentation?
• What percentage of rated capacity must the pumping system deliver at 200 psi net pump pressure?
• Why is it important to verify outriggers are properly extended and in contact with firm ground?
• What is the function of cribbing in stabilizing an aerial device on soft ground?
• What items should be checked for wear or damage on pins, bolts, and retaining devices during inspection?
• Flowmeter: action when reading is off by more than 10 psi?
• Secondary braking systems must include which control feature?
• For how long must the pumping system sustain the vacuum once established?
• A unit of measurement one millionth of a meter or approx 0.00003937 inch.
• In the horizontal load test, what is the maximum allowed height of the suspension cable above the ground?
• The pressure relief valve on the piping system is set to relieve at how many times the system's working pressure?
• What fall protection is required for personnel on an elevated aerial platform?
• Regarding water curtain systems, which statement is correct?
• Which device functions as a connective valve that selects between two circuits based on flow or pressure differences?
• Which term refers to the pressure at which a hydraulic component fails due to internal stresses caused by pressure?
• Which term defines a continuous exit or rescue path down an aerial device from an elevated position to the ground?
• Why are wind speed limits critical for aerial operations?
• What size drain valve must be provided at the lowest point of the waterway?
• Which term denotes a unit of length equal to one millionth of a meter?
• What is the correct sequence for deploying and retracting outriggers?
• In the hydraulic brake road test, the apparatus loaded to its GVWR must stop from 30 mph within not more than how many feet?
• What is the maximum surface area for each folding step on the two folding steps?
• AHJ stands for what in code enforcement terminology?
• What is the minimum outside diameter for round ladder rungs?
• The driving and crew areas of the apparatus must be what?
• During the operational test, what is the maximum duration permitted for the aerial stick?
• What is the minimum guard railing height required on all sides of the aerial platform?
• Which statement about NDT intervals is true?
• Which statement describes Dynamic Sealing?
• What is the recommended approach when advancing the aerial toward a target?
• Nondestructive testing (NDT) on aerial devices should be performed at least how often?
• Why is a complete post-use inspection after every operation important?
• Which item is NOT part of the required PPE for aerial operations?
• If a power line is contacted by the aerial equipment, what is the immediate action?
• Which feature must the ladder communications system provide?
• Which nondestructive testing method uses magnetization and iron powder to reveal surface flaws on steel components?
• Which condition is required during the horizontal load test?
• During the horizontal load test, how long must the test weight be held?
• For GVWR of 36,000 pounds or greater, the apparatus must be equipped with which braking feature?
• For elevated platforms, under the condition of no water in the pipe, platform fully extended and stabilizers deployed, the minimum rated capacity is:
• Type 1 lap seat belt shall be a minimum of how many inches?
• The aerial ladder waterway delivery system must be capable of flowing how many gpm at what nozzle pressure?
• Cantilever is defined as:
• Anchorage points for fall protection harnesses must be clearly labeled and rated for a minimum of how many pounds?
• Why is it important to review the equipment manual before operating a new model?
• GVWR stands for what?
• Which safety feature is shared by both platform and ground controls?
• Which items are checked during a pre-use inspection of an aerial device?
• In brake holding capacity testing, which of the following actions is required?
• How do platform controls differ from ground controls in operation?
• The breathing air system must meet which NFPA standard?
• Tires shall not carry a weight in excess of which specification?
• Dynamic sealing is defined as:
• What should be done when weather conditions change during a lift?
• How should lighting be managed during aerial operations at night?
• What PPE is required for aerial operations?
• What are the main components of a typical aerial device that EVT trainees must understand?
• Ladder pipe swivel angle from a line parallel to the ladder and down is what maximum degrees?
• What is the maximum top speed for GVWR over 50,000 pounds?
• Tires must not exceed which rating?
• Stabilizer inspection and test includes which of the following?
• Which term describes forces acting on an aerial device from personnel, portable equipment, water and nozzle reaction?
• An aerial fire apparatus is defined as a vehicle equipped with which features and capabilities?
• Static sealing is described as:
• How do you determine safe operating load at a given height and outreach?
• What should be attached to approved anchor points for fall protection?
• What is the purpose of safety interlocks on an aerial device?
• Which NFPA standard governs the inspection, maintenance, testing, and retirement of in-service fire department apparatus, including aerial devices?
• What is the function of the turntable in an aerial apparatus?
• At 150 psi net pump pressure, the pumping system must deliver what percentage of rated capacity?
• Which load represents dynamic forces acting on the aerial device during operation?
• How should tools and personnel be secured on the platform?
• What is the interval for NDT testing, noted as five years, with the possibility of more frequent testing based on usage?
• What are essential transport precautions for an aerial device?
• Before lifting, what must be verified after outriggers contact surface?
• The rated load capacity shall be determined under which hydraulic system condition?
• What is the rationale for practicing emergency procedures regularly in EVT F-5 Aerial training?
• What is the recommended method of communicating between operator and ground crew?
• Which option is NOT a function of an aerial fire apparatus as defined?
• What are the minimum dimensions for the top rails above the center line of the rungs?
• The pumping system shall be capable of developing a vacuum of 22 in. Hg at altitudes up to which height?
• How do you verify outriggers are providing full contact?
• What is the minimum bursting strength for hydraulic hose, tubing, and fittings relative to maximum operating pressure?
• Races are described as:
• What is the purpose of outrigger pads and cribbing?
• Which factor is NOT typically included in post-operation documentation?
• Why must the area beneath the aerial be kept clear of people and obstacles?
• If wind gusts are uncontrolled during an aerial deployment, what should you do?
• What is the minimum recommended clearance from overhead power lines during aerial operations?
• During gusty conditions, which action is recommended?
• With stabilizers deployed, the aerial ladder must be capable of raising from bedded position to maximum elevation and extension at which angle?
• The discharged end of the waterway must have what characteristic regarding connections and access?
• Which statement describes a Magnetic Particle Test variation?
• What is the importance of proper stowage of the aerial after use?
• Which hydraulic problems indicate maintenance is required?
• If a solid obstruction below the ladder is wider than 12 inches, what minimum clearance must be provided between the center line of a rung and the obstruction?
• Cracking pressure is defined as the pressure at which a pressure-operated valve begins to pass fluid.
• What is the minimum angle of approach and departure that must be maintained at the front and rear of the vehicle?