Chapter 16 - Introduction to Aerial Fire Apparatus Flashcards
Fire dept. consider a variety of factors when designing or selecting an apparatus to serve their community:
- maneuverability
- most common tasks required
- amount of e____ the rig will need to carry
- bud___ constraints
- insurance industry rec_______
- planning department rec_______
- # of r____ the rig needs to carry
- equipment
- budget
- recommendations
- recommendations
- responders
Because of their s___ and versatility, a___ devices often meet many of the criteria that fire dept. consider when choosing or designing apparatus.
- size
- aerial
What specialty category of fire fighting vehicle is equipped with hydraulically operated ladders, elevating platforms or other similar devices?
-aerial apparatus
Hydraulically operated ladders, elevating platforms or other similar devices on an aerial apparatus are for the purpose of placing personnel and/or water streams in a WHAT position? A. secure B. elevated C. safer D. lower
B. elevated
At the effect at the time the apparatus was manufactured, what NFPA standard should all aerial apparatus meet the design requirements of?
NFPA 1901, Standard for Automotive Fire Apparatus
NFPA 1901 groups aerial devices into three basic categories:
A. aerial L_____
B. El_____ platforms
C. water t_____
- ladders
- elevating
- towers
IFSTA further classifies aerial devices as:
A. aerial ladders
B. elevating platforms
-aerial L\_\_\_\_\_ platforms
-tele\_\_\_\_\_\_ aerial platforms
-artic\_\_\_\_\_\_\_\_ aerial platforms
C. water towers- ladder
- telescoping
- articulating
What three category groups, made by NFPA 1901, is based on how they are used and their tactical advantages and disadvantages?
aerial devices
Aerial ladder devices may be mounted on a straight chassis in either a ___ or mid-_____ configuration.
- rear
- mount
The supporting beams of the ladder are made of \_\_\_\_\_\_\_\_\_ construction, which provides the required strength for this work application. A. steel B. aerial ladder truss C. platinum D. heavy
B. aerial ladder truss
Because the aerial ladder is subject to substantial amounts of stress and are extremely heavy, adequate \_\_\_\_\_\_ is need. A. strength B. supplies C. length D. personnel
A. strength
What consists of an assembly of bars or rods to form a rigid framework? A. kick up bars B. platform frame C. ladder shoulder D. trusses
D. trusses
A solid beam of equal size would provide adequate strength, like the aerial ladder truss, but its w____ would be prohibitive for aerial ladder operations.
weight
Engineering design has proven that trusses lend more strength if their assembled members form what shape?
triangle
For maximum strength with minimum weight, a properly designed truss permits \_\_\_\_\_\_ and \_\_\_\_\_\_ stresses to be distributed over the length of the ladder. A. tension, compression B. weight, personnel C. water, personnel D. tension, personal
A. tension, compression
What NFPA standard establishes the number of sections that an aerial ladder may have?
NFPA 1901, Standard for Automotive Fire Apparatus
NFPA 1901 establishes the m________(minimum/maximum?) reach required of an aerial apparatus.
minimum
What part of the aerial ladder is referred to as the base or the bed section?
bottom section
What is another word for the base section of an aerial ladder?
bed section
The fly sections of an aerial ladder are the second and subsequent sections that extend beyond the base section. TRUE or FALSE
TRUE
The manner at which the aerial ladder sections slide and certain safety factors are all characteristics of each m_______ design.
manufacturers
Heat treated aluminum alloy and steel are the two most common materials for construction of…..
aerial ladders
What material do you weld on?
steel or aluminum alloy?
steel
What material do you heliarce on?
steel or aluminum alloy?
aluminum alloy
The fabricated structure members of a aerial ladder may be fastened by.... A. rivets B. bolts C. screws D. all of the above
A. rivets
The entire truss segment of a aerial ladder may be \_\_\_\_\_ (steel) or \_\_\_\_\_\_ (aluminum alloy). A. fastened, clinched B. welded, heliarced C. sinched, fastened D. welded, clinched
B. welded, heliarced
The three main portions of an aerial ladder to which fire fighters and drivers commonly refer are the base r___, the t__ rails, and the rungs.
- base
- top
What is another name for the base rails?
beams
What main portion of the aerial ladder are described as the lower chords of the ladder to which rungs, trusses and other portions of the ladder are attached.
beams or base rails
What is another name for top rails?
handrails
What main portion of the aerial ladder are described as the top chords to which the opposite ends of the trussing are attached/
tip rails or handrails
What main portion of the aerial ladder are described as attached between the two base rails and are used as steps for personnel on the aerial?
rungs
Aerial ladders designed and built with "_-\_\_\_\_" as standard feature provide greater strength than those with older design. A. A-bracing B. J-bracing C. K-bracing D. L-bracing
C. K-bracing
Where would you find K-bracing?
rungs
What NFPA standard establishes requirements for the dimensions of sections and structural members of the aerial ladder?
NFPA 1901, Standard for Automotive Fire Apparatus
Items such as rungs, handrails, base rails and folding steps all have m______ and m_____ dimensions listed in NFPA 1901, Standard for Automotive Fire Apparatus.
- minimum
- maximum
NFPA 1901, Standard for Automotive Fire Apparatus also requires certain areas of the aerial ladder provide added t_____ (to not slip.)
traction
NFPA 1901, Standard for Automotive Fire Apparatus requires new apparatus to demonstrate a minimum \_\_\_ point when the ladder is extended and in use. A. start B. tip C. traction D. follow through
B. tip
Where can you find exact dimensions and other requirements for aerial ladders?
NFPA 1901, Standard for Automotive Fire Apparatus
NFPA 1901, Standard for Automotive Fire Apparatus establishes minimum \_\_\_\_\_\_\_\_ requirements for placing an aerial ladder in service from its transport position. A. service B. working C. performance D. all of the above
C. performance
In early days of aerial apparatus, how were aerial devices and stabilizers operated?
manually
To raise and lower stabilizers in early days, drivers used spring-o______, gear-d_____ or other means.
- operated
- driven
Today, all new aerial devices and virtually all stabilizers are \_\_\_\_\_\_\_\_ activated. A. electrically B. manually C. push button D. hydraulically
D. hydraulically
The function of WHAT system is to provide power for operating the various hydraulic components needed to stabilize the apparatus and operate the aerial device. A. PTO B. air-brake system C. hydraulic system D. electrical system
C. hydraulic system
On some apparatus, can the aerial device be raised before the stabilizers are set? YES or NO
YES
During daily inspections, the selector valve should be preset to the stabilizer system or the aerial device?
stabilizer system
Should you change the selector valve from stabilizers to aerial inadvertently while the aerial device is raised? YES or NO
NO
The actuators, hydraulic fluid, hydraulic pump and a hydraulic reservoir are four main components of WHAT system?
hydraulic system
In a hydraulic system, what main component transforms power into mechanical force? A. actuator B. hydraulic fluid C. hydraulic pump D. hydraulic reservoir
A. actuator
In a hydraulic system, what main component is the medium by which the system transmits force? A. actuator B. hydraulic fluid C. hydraulic pump D. hydraulic reservoir
B. hydraulic fluid
In a hydraulic system, force is created on the hydraulic fluid by WHAT? A. actuator B. hydraulic piston C. hydraulic pump D. hydraulic reservoir
C. hydraulic pump
What powers the hydraulic pump? (arrangement off the vehicle's main engine) A. PTO B. engine C. generator D. none of the above
A. PTO
Depending on the manufacturer, the _______ pump is either a load sensing piston pump, rotary van pump or rotary gear positive-displacement pump?
hydraulic
Why is hydraulic fluid used in a hydraulic system? (1 of 2) A. viscosity B. practically renewable C. practically incompressible D. never gets hot
C. practically incompressible
Why is hydraulic fluid used in a hydraulic system? (2 of 2) The fluid allows force to transmitted over a relatively l____ distance with little loss of p____.
- large
- power
Depending on the manufacturer of the aerial, hydraulic fluid can be under pressures of up to \_\_\_\_ psi or more. A. 2,500 B. 500 C. 3,000 D. 3,500
D. 3,500
Pinhole leaks of hydraulic fluid are capable of c______ through human tissue, injecting ________ fluid into the body, or causing s_____ burns.
- cutting
- hydraulic
- severe
Should you attempt to block a part of a hydraulic fluid leak with any part of your body? YES or NO
NO
What should you do to the pressure before you work on a hydraulic system?
release the pressure
What should you detect leaks in a hydraulic system with? A. wood or cardboard B. your hand C. glove D. soap
A. wood or cardboard
Gangrene will set in if you get this fluid injected into your skin and do not have it surgically removed by a trained doctor.
hydraulic fluid
In a hydraulic system, what main component supplies the hydraulic fluid that is moved in and out of the system? A. actuator B. hydraulic fluid C. hydraulic pump D. hydraulic reservoir
D. hydraulic reservoir
Fluid displaced by the hydraulic system flows _____ into the reservoir for storage before being re_______ through the system.
- back
- recirculated
What is designed to supply an adequate amount of fluid to operate the hydraulic system AND hold the fluid while it is stored in the tank? A. actuator B. hydraulic fluid C. hydraulic pump D. hydraulic reservoir
D. hydraulic reservoir
What main component allows air, heat and foreign matter to be eliminated from hydraulic fluid before it is reintroduced to the system? A. actuator B. hydraulic fluid C. hydraulic pump D. hydraulic reservoir
D. hydraulic reservoir
Filters and exchange-type oil COOLERS are used to supplement the WHATs ability to condition hydraulic fluid? A. actuator B. hydraulic fluid C. hydraulic pump D. hydraulic reservoir
D. hydraulic reservoir
Filters and exchange-type oil COOLERS are used to supplement the hydraulic reservoir ability to condition hydraulic fluid. Coolers, usually located in \_\_\_\_\_ of the vehicle's radiator, remove \_\_\_\_ from the fluid as it returns to the reservoir from the hydraulic system. A. back, debris B. front, debris C. front, heat D. inside, air
C. front, heat
Filters and exchange-type oil COOLERS are used to supplement the hydraulic reservoir ability to condition hydraulic fluid. Some systems are now using a remotely-mounted cooler with a \_\_\_\_\_\_\_\_\_\_ controlled electric OR hydraulic cooling fan. A. thermostatically B. automatically C.manually D. all of the above
A. thermostatically
Series of tubes and hoses supply the _______ fluid throughout the hydraulic system.
hydraulic
What kind of tubing is used in a hydraulic system? A. plastic B. generic C. any D. steel
D. steel
What kind of hose is used in a hydraulic system? A. plastic B. generic C. aircraft-type, steel-braided D. standard plumbing
C. aircraft-type, steel-braided
How many times greater than normal operating pressure must steel-braided hose in hydraulic systems be rated? A. 2 times B. 5 times C. 3 times D. 4 times
D. 4 times
To permit continuous rotational capability of the aerial device, hydraulic fluid is supplied to components above the rotation point of the turntable through a high-pressure ____________.
A. high-pressure hydraulic swivel assembly
B. high-pressure centrifugal pump
C. low-pressure hydraulic swivel assembly
D. all of the above
A. high-pressure hydraulic swivel assembly
A number of different v____ are used to control the flow of hydraulic fluid through the system.
valves
Valves s___, s____, regulate and direct the f___ of fluid to control pressure in a hydraulic system.
- start
- stop
- flow
A number of different valves are used to control the flow of hydraulic fluid through the system. Valves may be controlled man____, elec_____, hydr______, mech_____ or by a combo of these methods.
- manually
- electrically
- hydraulically
- mechanically
What kind of valve prevents fluid from flowing backwards through a component AND acts as a safety feature in the event that a leak develops in the system? A. relief valve B. counterbalance valve C. check valve D. selector valve
C. check valve
What kind of valve limit the pressure built up in the hydraulic system, thus preventing damage due to overpressurization? A. relief valve B. counterbalance valve C. check valve D. selector valve
A. relief valve
What kind of valve prevents unintentional or undesirable motion of the device from its established position? A. relief valve B. counterbalance valve C. check valve D. selector valve
B. counterbalance valve
One of the more important valves in the hydraulic system is the..... A. relief valve B. counterbalance valve C. check valve D. selector valve
D. selector valve
What is another name for a transfer or diverter valve? A. relief valve B. counterbalance valve C. check valve D. selector valve
D. selector valve
What kind of valve is a three-way valve that directs fluid to either the stabilizer control valves or the aerial device control valve? A. relief valve B. counterbalance valve C. check valve D. selector valve
D. selector valve
A selector valve is a three-way valve that directs fluid to either the stabilizer control valves or the aerial device control valve. A sliding \_\_\_\_\_\_ in a housing diverts fluid flowing through the valve assembly to one work port of the other, while at the same time blocking flow to the unneeded port. A. spool B. lock C. hinge D. lever
A. spool
A selector valve is a three-way valve that directs fluid to either the stabilizer control valves or the aerial device control valve. A sliding spool in a housing diverts fluid flowing through the valve assembly to one work port of the other, while at the same time blocking flow to the unneeded port. By blocking flow to the system not in use, the SELECTOR valve acts as an \_\_\_\_\_\_\_\_\_ to prevent the stabilization and aerial device systems from operating at the same time. A. stabilizer B. interlock C. blocker D. stopper
B. interlock
By blocking flow to the system not in use, the SELECTOR valve acts as an interlock to prevent the stabilization and aerial device systems from operating at the same time. These are electronic or mechanical interlocks, which allow the driver to use functions that are determined \_\_\_\_\_ by a microprocessor or other system. A. unsafe B. ready C. optional D. safe
D. safe
Do some older aerial apparatus still in use today NOT have the interlocks to prevent unintended use of the aerial before setting the stabilizers? YES or NO
YES- use caution
When do actuator valves, monitor valves, stack valves and proportional directional control valves get used to direct and control the power in the system?
-once hydraulic fluid is d_______ into one op_____ system or the other.
- directed
- operating
Actuator valves, monitor valves, stack valves and proportional directional control valves tend to be \_\_\_\_ or \_\_\_-way valves. A. four or five B. one or two C. three of four D. seven or eight
A. four or five
Actuator valves, monitor valves, stack valves and proportional directional control valves tend to be four or five-way valves. in order to accomplish _-way control, this final group of valves supply hydraulic fluid to the __________, which are the devices that convert the fluid power developed to the system back into mechanical force.
- 2
- actuator
Actuators in a hydraulic systems are either: 1. hydraulic \_\_\_\_\_\_\_ and 2. rotary hydraulic \_\_\_\_\_\_ A. engines, motors B. engines, pumps C. cylinders, motors D. capsules, discharges
C. cylinders, motors
Which of the two hydraulic actuators converts energy in the system into linear mechanical force or motion when pressurized hydraulic oil is directed into a chamber created by fitting a piston into a cylindrical barrel?
1. hydraulic cylinder
or
2. hydraulic motor
- hydraulic cylinder
Hydraulic cylinders (actuators) used for elevation and telescopic control of the aerial device and for operating the stabilizers are \_\_\_\_\_\_ acting. A. double B. triple C. simultaneous D. never
A. double
Hydraulic cylinders (actuators) used for elevation and telescopic control of the aerial device and for operating the stabilizers are double acting. This means that they are capable of receiving oil under pressure from \_\_\_\_ sides of the piston so that force can be created in either direction. A. one B. both C. all D. top and bottom
B. both
Which of the two hydraulic actuators converts energy in the system into rotary motion.
1. hydraulic cylinder
or
2. hydraulic motor
hydraulic motor
How many rotary motor systems (actuators) are there of an aerial apparatus?
2
One rotary motor system (actuator) of an aerial rotates the ______ device through a ring and pinion drive.
aerial
One rotary motor system (actuator) of an aerial rotates the aerial device through a ring and pinion drive. The other operates a \_\_\_\_\_\_ drive (in older apparatus) to extend and retract the aerial device. A. electric B. over C. winch D. high power
C. winch
Does NFPA 1901 state that all manufacturers of aerial devices provide an auxiliary hydraulic pump for use in the event of failure of the main hydraulic pump? YES or NO
YES
What is TYPICALLY a 12-volt DC, electrically operated pump connected directly to the vehicle's battery? (hydraulic systems) A. main hydraulic pump B. water pump C. piston pump D. auxiliary pump
D. auxiliary pump
How many volts (DC) is a TYPICAL auxiliary pump? A. 12 B. 10 C. 20 D. 22
A. 12
Are auxiliary hydraulic pumps operated manually or electrically TYPICALLY?
electrically
Can some hydraulic pumps have an emergency stowing MANUALLY operated pump? YES or NO
YES
Some hydraulic pumps have auxiliary pumps that run on 110-volt AC power OR small internal combustion engine. TRUE or FALSE
TRUE, no TYPICALLY
Some hydraulic pumps have auxiliary pumps that run on 110-volt AC power OR small internal combustion engine. What does this allow for if the main vehicle engine fails?
power to continue
Are auxiliary pumps slower or faster or the same as the main hydraulic pump?
slower
Do auxiliary hydraulic pumps have the same motions as the main pumps (except for reduced speed)? YES or NO
YES
Auxiliary hydraulic pumps should only be used to so this to the aerial ladder?
bed
Auxiliary hydraulic pumps are intended AND designed to be used for long periods of operation. TRUE or FALSE
FALSE - NOT for use
What intervals should an auxiliary hydraulic pump, with an equal amount of rest in between? A. 10 min B. 2 min C. ½ min D. 1 min
D. 1 min
An auxiliary hydraulic pump should be used in 1 minute intervals, with an equal amount of rest in between. What will happen if they are operated longer?
overheating
Internal combustion engine powered ________(auxiliary, water?) pumps can run full time to retract, rotate, lower and bed the aerial.
auxiliary
Internal combustion engine powered auxiliary pumps can run full time to retract, rotate, lower and bed the aerial, but not to continue use of a \_\_\_\_\_\_ hydraulic system. A. failed B. working C. powered D. complete
A. failed
According to manufacturer’s instructions OR according to what NFPA standard should auxiliary pumps be tested regularly?
NFPA 1911, Standard for the Inspection, Maintenance, Testing, and Retirement of In-Service Automotive Fire Apparatus
Depending on the manufacturer of the device, some aerial devices are also equipped with \_\_\_\_ cranks that rotate the turntable in case of hydraulic system failure. A. electric B. hand C. working D. mechanical
B. hand
What three major hydraulic cylinders are associated with an aerial apparatus?
- stab______ cylinders
- aerial device hoi_____ cylinders
- aerial device ext______ cylinders
- stabilizing
- hoisting
- extension
Most modern aerial apparatus are equipped with _________ operated stabilizers.
hydraulically
What is another name for a stabilizer?
outrigger
What prevents the apparatus from leaning OR tipping over as the aerial device is raised and maneuvered?
stabilizers (outriggers)
Depending on the design of the apparatus, each stabilizer (outrigger) may be operated by one or ___ cylinders.
two
The cylinders force the stabilizer (outriggers) arm ___ward and ____ to take much of the weight of the apparatus suspension.
- out
- down
The cylinders force the stabilizer (outriggers) arm outward and down to take much of the weight of the apparatus \_\_\_\_\_\_\_\_\_\_ which makes the truck solid and stable on the ground as the aerial device is operated. A. tires B. ladder C. suspension D. axles
C. suspension
Stabilizer cylinders = used for outriggers YES or NO
YES
What are sometimes referred to as elevating or lift cylinders?
hoisting cylinders
What cylinders are used to elevate the aerial device from its stowed position? A. stabilizer cylinders B. aerial device hoisting cylinders C. hoisting cylinders D. both B and C
D. both B and C
What are heavy, seamless steel outer shells bored to an extremely smooth inside surface? A. stabilizer cylinders B. hoisting cylinders C. extension cylinders D. back pressure cylinders
B. hoisting cylinders
Which cylinders are often chrome-plated on the inside to resist friction and wear? A. stabilizer cylinders B. hoisting cylinders C. extension cylinders D. back pressure cylinders
B. hoisting cylinders
Hoisting cylinders are enclosed at the top and bottom with removable WHAT? A. rotors B. pistons C. caps D. all of the above
C. caps
A solid piston rod, packed and tightly fitted with rings, is positioned inside each of THESE cylinders. A. stabilizer cylinders B. hoisting cylinders C. extension cylinders D. back pressure cylinders
B. hoisting cylinders
A solid piston rod, packed and tightly fitted with rings, is positioned inside each of hoisting cylinders. The piston rod is \_\_\_\_ -plated (just like the inside of the cylinder) to resist wear. A. chrome B. gold C. silver D. platinum
A. chrome
A solid piston rod, packed and tightly fitted with rings, is positioned inside each of hoisting cylinders. The piston rod is chrome -plated (just like the inside of the cylinder) to resist wear. The end of the piston rod outside the cylinder is fitted with a \_\_\_\_\_\_\_. A. bolt B. swivel C. trunnion D. all of the above
C. trunnion
A solid piston rod, packed and tightly fitted with rings, is positioned inside each of hoisting cylinders. The piston rod is chrome -plated (just like the inside of the cylinder) to resist wear. The end of the piston rod outside the cylinder is fitted with a trunnion that is either anchored to the a_____ device or the turn_____ depending on the make of the apparatus.
- aerial
- turntable
The piston rod fitted with a trunnion allows the piston to transmit the force of the hydraulic fluid in the cylinders to the aerial device. TRUE or FALSE
TRUE
The amount of \_\_\_\_\_\_ exerted by the hydraulic fluid into the hoisting cylinder depends on the hydraulic system pressure and the piston surface area. A. power B. force C. push D. pull
B. force
The amount of force exerted by the hydraulic fluid into the hoisting cylinder depends on the hydraulic system pressure and the piston surface area. The _____(larger/smaller?) the piston area, the more upward force is produced.
larger
Normal hydraulic pressure for a hoisting cylinder is \_\_\_ to \_\_\_\_\_ psi. A. 200 to 300 B. 20 to 800 C. 3,000 to 5,500 D. 850 to 3,000
D. 850 to 3,000
Many new hoisting cylinders are equipped with integral safety \_\_\_\_\_\_ that lock and hold oil in the cylinder in the event of a leak or blowout. A. lever B. opening C. valve D. button
C. valve
Many new hoisting cylinders are equipped with integral safety valve that lock and hold oil in the cylinder in the event of a leak or blowout. If this happens, the ladder can only be lowered by m_____ bleeding the pressure from the cylinder through a bl____-down valve
- manually
- bleed
TRUE or FALSE, in newer systems, they hydraulic oil between the top heads and the piston of a hoisting cylinder is forced through metering holes.
FALSE, older systems
In OLDER systems, they hydraulic oil between the top heads and the piston of a hoisting cylinder is forced through metering holes. This action \_\_\_\_\_ the downward travel of the aerial device in case of a leak or system blowout and allows the aerial device to settle down slowly. = prevents damage and injury!! A. slows B. quickens C. mimics D. pushes
A. slows
Most newly designed aerial devices use THESE cylinders, which are dual cylinders fitted on the base section and used to extend the second section of the device. A. stabilizer cylinders B. hoisting cylinders C. extension cylinders D. back pressure cylinders
C. extension cylinders
Where are extension cylinders fitted? A. fly section B. base section C. turntable D. in the cab
B. base section
Are hoisting and extension cylinders the same design and operation? YES or NO
YES
What cylinder is used to extend the second section of the device? A. stabilizer cylinders B. hoisting cylinders C. extension cylinders D. back pressure cylinders
C. extension cylinders
In some designs, the extension clinders simply operate a series of WHAT that in turn extend the fly? A. ropes and knots B. metal pistons C. Both A and B D. pulleys and cables
D. pulleys and cables
In fire dept. jargon, a ladder, truck, aerial or stick may be referring to what?
aerial ladder apparatus
What type of aerial fire apparatus is the most common type operated in North America? A. aerial ladder B. elevating platform C. water tower D. telescoping platform
A. aerial ladder
An aerial ladder is a \_\_\_\_\_-operated ladder. A. manually B. power C. electrically D. all of the above
A. power
An aerial ladder is a power-operated ladder that allows firefighters to easily a____ and d______ between the tip of the ladder and the turn_____ for fire fighting OR rescue operations
- ascend
- descend
- turntable
In aerial ladders made in NORTH AMERICA, the fully extended (working) length ranges from \_\_ to \_\_\_ feet. A. 50 to 100 B. 100 to 127 C. 80 to 113 D. 50 to 137
D. 50 to 137
What is the working length of the aerial ladder mean?
fully extended length
When the ladder is at maximum elevation and extension, the working height for aerial ladders is measured from the ground to the _____ ladder rung.
highest
When the ladder is at maximum elevation and extension, the working height for aerial ladders is measured from the _____ to the highest ladder rung.
ground
Some aerial apparatus used in the US AND overseas may reach working heights in excess of \_\_\_ feet. A. 300 B. 200 C. 150 D. 500
B. 200
Some aerial apparatus used in the US AND overseas may reach working heights in excess of 200 feet. These are highly \_\_\_\_\_\_\_\_ apparatus and usually found in specific locations requiring their specialized capabilities. A. tall B. unstable C. maintained D. specialized
D. specialized
Main uses of THIS include rescue, ventilation, elevated master stream application and gaining access to upper levels of an emergency scene?
aerial ladder
What is an excellent resource for exposure protection and abovegroung fire fighting? A. aerial ladders B. elevating platforms C. water towers D. telescoping platforms
A. aerial ladders
Is it common to use an aerial device to access LOWER floors or rescue areas, when expediency or safety is a factor? YES or NO
YES
It is common to use an aerial device to access LOWER floors or rescue areas, when expediency or safety is a factor. To accomplish this, it carries ground ______, t____ and other equipment along with a crew of ________.
- ladders
- tools
- firefighters
The aerial ladder may be mounted on either a \_\_\_ or \_\_\_\_-axle single chassis vehicle. A. 2 or 3 B. 1 or 2 C. 3 or 4 D. 0 or 1
A. 2 or 3
The aerial ladder may be mounted on either a two or three -axle \_\_\_\_\_ chassis vehicle. A. double B. triple C. single D. none of the above
C. single
The aerial ladder may be mounted on either a two or three -axle single chassis vehicle OR on a \_\_\_\_\_\_-drawn type vehicle. A. horse B.apparatus C. truck D. tractor
D. tractor
The aerial ladder may be mounted on either a two or three -axle single chassis vehicle. It may be equipped with dual r___ wheels and is shorter than the tractor-trailer vehicle.
rear
The aerial ladder may be mounted on either a two or three -axle single chassis vehicle. It may be equipped with dual rear wheels and is shorter than the tractor-trailer vehicle. Some come with rear axles that can be s_______.
steered
Tandem front steer axles are currently entering the market because of the h______ weights carried on s____ chassis aerial devices.
- heavier
- single
WHO divides the NFPA classification of elevating platforms into 3 distinct types of aerial devices?
IFSTA
IFSTA divides NFPA classifications of elevated platforms into 3:
- aerial l_____ platforms
- tele______aerial platforms
- artic______ aerial platforms
- ladder
- telescoping
- articulating
NFPA 1901 states that there are some design requirements that are common to all types of elevating platforms (unlike IFSTAs dividing them into 3 types). TRUE or FALSE
TRUE
NFPA 1901 states that a leveling system is required on all elevated platforms so that the platform’s position is h____________ to the ground at all times.
horizontal
What is the required minimum floor area of a platform, according to NFPA 1901? A. 12 square feet B. 14 square feet C. 10 square feet D. 20 square feet
B. 14 square feet
According to NFPA 1901, each elevated platform must have a rail completely enclosing the floor area with no opening under the railing greater than \_\_ inches. A. 24 B. 20 C. 13 D. 26
A. 24
According to NFPA 1901, each elevated platform must have \_\_ gates below the top railing providing ff/victim access and egress. A. 1 B. 4 C. 2 D. 6
C. 2
According to NFPA 1901, each elevated platform must have 2 gates below the top railing providing ff/victim access and egress. Current standards call for the doors to be inward or outward swinging?
inward
According to NFPA 1901, each elevated platform must have 2 gates below the top railing providing ff/victim access and egress. Current standards call for the doors to be inward swinging. May older apparatus may have outward swinging doors? YES or NO
YES
According to NFPA 1901, each elevated platform must have 2 gates below the top railing providing ff/victim access and egress. Current standards call for the doors to be inward swinging. Do some apparatus platforms have gates that lift upwards? YES or NO
YES
According to NFPA 1901, each elevated platform must have a kickplate at floor level and should be \_\_ inches high. A. 1 B. 4 C. 2 D. 6
B. 4
According to NFPA 1901, each elevated platform must have a \_\_\_\_\_\_\_\_\_ at floor level and should be 4 inches high. A. metal opening B. metal handle C. metal controller D. kickplate
D. kickplate
What prevents the ff's feet from sliding off the platform in case of s slip or fall. A. metal opening B. metal handle C. metal controller D. kickplate
D. kickplate
D_____ openings are provided to prevent water from collecting on the floor of the platform, according to NFPA 1901.
drain
How many control centers are platforms required to have according to NFPA 1901? A. 1 B. 4 C. 2 D. 6
C. 2
What is required by NFPA 1901, on elevated platforms, that are located at street level and in the platform? A. shut off B. idle button C. bedding controller D. control station
D. control station
Which control station overrides the other, according to NFPA 1901, on an elevated platform?
street level control station
or
platform level control station
street level control station
A b\_\_\_\_\_\_ hydraulic system is required on all elevated platforms according to NFPA 1901. A. backup B. back mounted C. blowout C. none of the above
A. backup
A heat protective shield is built in to protect fire fighters on platform from r_______ heat.
radiant
A surge of intense heat occurs at the time of wall or roof collapse due to immediate release of superheated air and gases in the confined area. A \_\_\_\_\_\_\_\_\_ protects ff and victims from series injury on a elevated platform. A. kickplate B. heat shield C. nozzle D. huck bolt
B. heat shield
The heat reflective shield on an elevated platform can lose its ability to reflect \_\_\_\_\_ through age, \_\_\_\_ and damage. A. water, time B. water, dirt C. heat, dirt D. heat, time
C. heat, dirt
The heat reflective shield on an elevated platform can lose its ability to reflect heat through age, dirt and damage. If damaged in any way, it will not provide adequate protection for personnel in the platform and must be WHAT?
replaced
What NFPA standard requires a protective water fog curtain nozzle be provided on the bottom of the platform?
NFPA 1901, Standard for Automotive Fire Apparatus
Where on a platform can ff operate a quick-actuation lever for the protective water fog curtain nozzle that is required by NFPA 1901? A. control station B. ladder C. on the top railing D. on the floor
D. on the floor
What kind of lever on the platform floor can a ff operate the protective water fog curtain nozzle (nozzle is required by NFPA 1901)? A. quick-actuating B. quarter turn C. shift D. none of the above
A. quick-actuating
As an additional barrier, what is designed to be operated when the platform is exposed to high levels of heat? A. kickplate B. protective water fog curtain nozzle C. hydraulic doors D. hydraulic cylinder
B. protective water fog curtain nozzle
NFPA 1901 requires a platform to have a protective water fog curtain nozzle that flows at least \_\_ gpm. A. 80 B. 100 C. 75 D. 96
C. 75
According to NFPA 1901, all platforms must have a minimum load capacity of \_\_\_ pounds when the aerial device is fully extended, at any elevation within its normal range of motion, and with no water in the piping system. A. 800 B. 950 C. 540 D. 750
D. 750
According to NFPA 1901, all platforms must have a minimum load capacity of 750 pounds when the aerial device is fully e________, at any elevation within its normal range of m_____, and with __ water in the piping system.
- extended
- motion
- no
According to NFPA 1901, all platforms must have a minimum load capacity of 750 pounds when the aerial device is fully extended, at any elevation within its normal range of motion, and with no water in the piping system. This load requirement drops to \_\_\_\_ pounds when the water delivery system is charged. A. 500 B. 950 C. 540 D. 750
A. 500
When the aerial device is in ANY position, a platform's water delivery system must be capable of discharging at least \_\_\_\_\_ gpm at 100 psi nozzle pressure. (according to NFPA 1901) A. 2,000 B. 1,000 C. 800 D. 1,250
B. 1,000
When the aerial device is in ANY position, a platform's water delivery system must be capable of discharging at least 1,000 gpm at \_\_\_ psi nozzle pressure. (according to NFPA 1901) A. 75 B. 150 C. 100 D. 90
C. 100
Elevating platforms that are \_\_\_ feet or SHORTER should be able to be raised from the bedded position to the maximum elevation and extension and be rotated 90 degree in 150 seconds or less. (according to NFPA 1901) A. 90 B. 120 C. 100 D. 110
D. 110
Elevating platforms that are 110 feet or SHORTER should be able to be raised from the bedded position to the maximum elevation and extension and be rotated \_\_ degree in 150 seconds or less. (according to NFPA 1901) A. 90 B. 160 C. 180 D. 25
A. 90
Elevating platforms that are 110 feet or SHORTER should be able to be raised from the bedded position to the maximum elevation and extension and be rotated 90 degree in \_\_\_ seconds or less. (according to NFPA 1901) A. 60 B. 150 C. 20 D. 120
B. 150
Typically, ff equipment on a platform includes one or two per________ mounted elevated master s______ nozzles.
- permanently
- streams
Typically, ff equipment on a platform includes one or two permanently mounted elevated master streams nozzles. They are supplied by a water system incorporated within the \_\_\_\_\_ or the \_\_\_\_\_. A. platform, nozzle B. boom, nozzle C. boom, ladder D. all of the above
C. boom, ladder
R_____ ladders on the extending part of the aerial are common and useful on the tip fly section, near the platform or externally at the base section.
roof
Where might you find electric, air and hydraulic outlets on a elevated platform apparatus USUALLY?
on the platform
Floodlights and f______ entry equipment may also be attached to the platform.
forcible
Flood_____ and forcible entry equipment may also be attached to the platform.
lights
Should there be a communication system between the two control systems on an elevated platform apparatus? (NFPA 1901) YES or NO
YES
Many elevated platforms MAY have discharges to provide for h________ and use as a mobile stand___ to upper floors.
- handlines
- pipe
According to NFPA 1901, all elevated platforms must have a safety attachment point to attach fall \_\_\_\_\_\_\_ equipment. A. protection B. safety C. rope D. prevention
A. protection
According to NFPA 1901, all elevated platforms must have a safety attachment \_\_\_\_\_ to attach fall protection equipment. A. hook B. belt C. rope D. point
D. point
According to IFSTA, an aerial ladder platform features a work platform attached to the end of an a_____ ladder.
aerial
According to IFSTA, an aerial ladder platform features a work platform attached to the end of an aerial ladder. This design combines the \_\_\_\_\_ of a work platform with a \_\_\_\_\_\_ aerial ladder. A. height, climbable B. workspace, tall C. safety, climbable D. workspace, length
C. safety, climbable
The working height of all types of elevating platforms is measured from the ground to top surface of the floor of the platform when the aerial device is at maximum extension and elevation. TRUE or FALSE
FALSE, ground to the top surface of the highest platfrom handrail
The working height of all types of elevating platforms is measured from the ground to top surface of the highest platform rail when the aerial device is at _______(maximum/minimum?) extension and elevation.
maximum
Is there a time limit requirement for elevating platforms taller than 110 feet (111 feet or more), according to NFPA 1901, regarding how long it should take them to raise its max, extend its max and rotate 90 degrees? YES or NO
NO
Aerial ladder platforms commonly range in size from \_\_ to \_\_\_ feet (IFSTA). A. 90 to 100 B. 85 to 110 C. 95 to 110 D. 50 to 120
B. 85 to 110
Have midship-mounted models of aerial ladder platforms increased in popularity in recent years? YES or NO
YES
The most common a____ l_____ p_____ apparatus in service today is the straight chassis, three-axle vehicle with a rear-mounted aerial device.
aerial ladder platform
The most common aerial ladder platfrom apparatus in service today is the \_\_\_\_\_\_ chassis, three-axle vehicle with a rear-mounted aerial device. A. double B. dual C. straight D. full
C. straight
The most common aerial ladder platfrom apparatus in service today is the straight chassis, \_\_\_\_-axle vehicle with a rear-mounted aerial device. A. two B. four C. single D. three
D. three
What is the major difference in the ladder of the aerial ladder platform and the telescoping aerial platform? (IFSTA)
aerial ladder platform = climb up and down
telescoping aerial platform = not intended for climbing
