Chapter 17 - Positioning Aerial Apparatus Flashcards
For efficient and safe fire \_\_\_\_\_\_, apparatus drivers must work together to ensue that aerial apparatus are positioned for maximum use and minimum stress to the aerial device. A. control B. scenes C. fighting D. outcomes
A. control
In most cases, are there hard and fast rules for positioning and aerial device? YES or NO
Must drivers adapt to each situation?
YES or NO
NO
YES
Though SOPs can provide basic guidance, the process of \_\_\_\_\_\_\_ the apparatus at an actual fire incident will be at the discretion of the IC, truck company officer and the driver AND influenced by conditions at the scene. A. driving B. positioning C. stabilizing D. storing
B. positioning
It is more crucial to obtain the optimum scene position for the aerial, preferable on the _____ attempt.
first
Placement of an aerial includes:
- obj______
- placement of the turn______
- s_____ conditions
- proper stab_______
- objective
- turntable
- scene
- stabilization
What must an aerial driver perform swiftly and properly and be trained on the basics of for firegrounds? A. driving B. stabilizing C. positioning C. all of the above
C. positioning
What helps establish orderly aerial apparatus placement at incidents? A. the book B. NFPA C. IFSTA D. SOPs
D. SOPs
At small responses and in the aerials first in, SOPs will apply to aerial apparatus placement. If the incident becomes larger, positioning may be in accordance with the incident....... A. action plan B. location C. severity D. none of the above
A. action plan
At what TIME should apparatus placement procedures be developed?
pre______ planning
preincident
High rises and hospitals are examples of target _______.
hazards
During preincident planning for target hazards, personnel should give special consideration for aerial apparatus (positioning) in terms of :
- acc______ to various portions of the occupancy
- overhead ________
- any other factors that may inf________ the FUNCTION of the apparatus
- access
- obstructions
- influence
Initial response of aerial apparatus and positioning are done with different procedures in different fire dept.:
Example
1. When 2 aerials respond to a given location, the first-arriving takes the _____ of the building, the second goes to the _____ or side, DEPENDING ON BUILDING ACCESS
- front
- rear
Initial response of aerial apparatus and positioning are done with different procedures in different fire dept.:
Example
2. When two aerials respond to a given location, the first aerial’s position is based on the present con______. The second st____ 2 blocks away OR in accordance with SOPs and awaits instructions.
- conditions
- stages
Initial response of aerial apparatus and positioning are done with different procedures in different fire dept.:
Example
3. When a SINGLE aerial responds to a given location, the apparatus takes a strategically sound l_______ in F____ of the building UNLESS otherwise directed by the IC. (in front for offensive, corner out of collapse zone for defensive)
- location
- FRONT
Some SOPs about aerial apparatus placement are based on the \_\_\_\_\_ of the building at the scene. A. length B. height C. type D. construction
B. height
If a building is greater than 5 stories, the engine is on the outside and the aerial is on the inside (a procedure) will only work in areas that have sufficiently wide s______ and in buildings that are not set too f__ back from the street.
- streets
- far
If a building is greater than 5 stories, the engine is on the outside and the aerial is on the inside (a procedure) will only work in areas that have sufficiently wide streets and in buildings that are not set too far back from the street. The SOP will have to be ADJUSTED for dept. that operate aerials with reaches of LESS OR GREATER than \_\_\_ feet. A. 50 B. 75 C. 100 D. 150
C. 100
The proper distance between the objective and the aerial apparatus, for any situation, is the distant that affords:
- max____ stability
- the best c______ angle
- adequate ext______
- maximum
- climbing
- extension
The proper distance between the objective and the aerial apparatus, for any situation, is the distant that affords maximum stability, the best climbing angle, and adequate extension. This DISTANCE should be consistent with the ladder's planned \_\_\_\_\_ and the conditions at the emergency \_\_\_\_\_\_. A. SOP, stop B. SOP, scene C. both A and B D. use, scene
D. use, scene
______ (short/long?) extensions at ____(low/high?) angles place the maximum amount of stress on an aerial device.
- Long
- low
Long extensions at low angles place the maximum amount of stress on an aerial device, and in some cases, reduces its load \_\_\_\_\_\_\_ capacity. A. carrying B. lifting C. bearing D. laying
A. carrying
Long extensions at low angles place the maximum amount of stress on an aerial device, and in some cases, reduces its load carrying capacity. Drivers should avoid this situation by getting as _______ (far/close?) to the desired objective as safely as possible.
close
Older trucks, particularly built before \_\_\_\_ should not be used at low elevations and long extensions because they were not designed for these positions. A. 1990 B. 1991 C. 1980 D. 1981
B. 1991
Older trucks, particularly built before 1991 should not be used at low elevations and long extensions because they were not designed for these positions. Strict attention to the l____ chart must be maintained and always follow manufacturers recommendations.
load
Do the conditions of the fire building affect the distance that the aerial device may be positioned? YES or NO
YES
Is it advisable to park within the building’s collapse zone if it has been exposed to severe fire conditions or has otherwise been weakened? YES or NO
NO
If you spot an aerial apparatus, could possible stress to the aerial have an affect on this decision? YES or NO
YES
What refers to positioning the apparatus in a location that provides the utmost efficiency for operating on the fireground? A. parking B. driving C. spotting D. positioning
C. spotting
The spotting locations is often the \_\_\_\_ operating position for an aerial apparatus at the scene. A. first B. second C. best D. final
D. final
The driver must consider certain factors when determining the final (spotted) operating position of the aerial:
- surface c______
- grade
- win___ conditions
- elec_____ hazards and ground or over_____ obstructions
- angle and location of aerial device op______
- special situations
- conditions
- windy
- electrical
- overhead
- operation
Only as a last alternative should the aerial apparatus be parked on \_\_\_\_ surfaces. A. soft B. hard C. slick D. cement
A. soft
Only as a last alternative should the aerial apparatus be parked on soft surfaces. If working on soft surfaces, operators must be aware and watch for \_\_\_\_\_\_\_\_. A. cracks B. settling C. ice D. nothing
B. settling
Use the stabilizer p___ whenever the stabilizers are deployed.
pads
Driver must be alert for surfaces that are stable when the incident begins, but become un_____ as the incident progresses. (aerial)
unstable
Apparatus exhaust and warmer water from ff operations may cause the ground to thaw and become unstable if parked on f______ soil. (aerial)
frozen
During warm weather ops, \_\_\_, solid ground can become unstable from fireground runoff. (aerial) A. cemented B. clear C. dry D. frozen
C. dry
Thin-skinned paved surfaces are common WHERE? A. roads B. highways C. turn offs D. parking lots
D. parking lots
Thin-skinned paved surfaces, common in parking lots, can be as dangerous as \_\_\_\_\_\_\_. (aerial) A. soft soil B. ice C. rain D. uncemented surfaces
A. soft soil
Parking lots are constructed with the same strength and reinforcement techniques and materials as public roadways. TRUE or FALSE
FALSE
In some cases, a parking lot or private driveway may consist of merely a thin layer of \_\_\_\_\_\_ applied over dirt or minimal gravel base. A. rocks B. asphalt C. cement D. grass
B. asphalt
In some cases, a parking lot or private driveway may consist of merely a thin layer of asphalt applied over dirt or minimal gravel base. If stabilizer pads or cribbing are not placed beneath the stabilizer \_\_\_\_\_, the stabilizers may puncture the parking surface. A. trunk B. base C. shoes D. struts
C. shoes
In some cases, a parking lot or private driveway may consist of merely a thin layer of asphalt applied over dirt or minimal gravel base. If stabilizer pads or cribbing are not placed beneath the stabilizer shoes, the stabilizers may puncture the parking surface, causing the truck to \_\_\_\_\_ and possibly even tip over when the device is operated to the side of the apparatus. A. fail B. shut down C. move forward D. sink
D. sink
What should ID parking lots with potential stabilization problems? (aerial surface cond.)
pre_____ planning
preincident
Degrading stable surfaces when exposed to weather: (aerial surface conditions)
- dry soil turns to m____
- asphalt m____ in heat
- frozen soil m____
- ice and snow m_____
- mud
- melts
- melts
- melts
THESE surfaces may be created by undergound parking structures, utility chases, drainage culverts, basements that extend under sidewalks and underground transportation systems. A. vaulted surfaces B. deep grades C. unexposed areas D. none of the above
D. none of the above
What is a good indication of underground voids? A. manhole covers B. holes in the area C. exhaust piping D. signs
A. manhole covers
Are some surfaces engineered over vaulted surfaces to withstand the use of aerial apparatus on them? YES or NO
YES
Some surfaces are engineered over vaulted surfaces to withstand the use of aerial apparatus on them. Through pre_____ planning, the driver must be familiar with locations where the stabilizers could punch through the surface and cause the aerial to tip over.
preincident
If you are unsure if the surface of a vaulted surface cannot withstand the weight of the aerial, drive on it anyway. TRUE or FALSE
FALSE, err on the side of caution
The most common spotting consideration IN COLD weather conditions is the presence of i___ or s_____ on the parking surface. (aerial)
- ice
- snow
If possible, should the driver avoid parking the aerial AND deploying the device on snowy and icy surfaces? YES or NO
YES
If possible, the driver should avoid parking the aerial AND deploying the device on snowy and icy surfaces. If this is not possible, keep the aerial device in line with the \_\_\_\_\_\_. A. incident B. chassis C. stabilizers D. cab
B. chassis
The primary spotting consideration associated with HOT weather is that extreme heat ma tend to weaken marginal or otherwise firm \_\_\_\_\_ surfaces. A. rocky B. parking lot C. paved D. snowy
C. paved
An unstable \_\_\_\_\_ might result from a hot normally adequate asphalt parking lot becoming soft from extremely hot weather. A. apparatus B. driving surface C. grade D. base
D. base
One VISUAL indicator of a compromised asphalt surface due to extreme heat is when the asphalt "\_\_\_\_\_" crating a shiny, glass-like surface. A. bleeds B. protrudes C. melts D. cries
A. bleeds
Positioning the aerial on a grade will have certain tactical impacts. Driver should consider: (2 thoughts)
- positioning the front of the apparatus ____ (down, up?)-hill.
- with the rear tires off the ground, the truck has ____(less, more?) resistance to sliding downhill.
- the ____(rear/front?) compartments will be more difficult to reach once the apparatus is leveled.
- up
- less
- rear
Positioning the aerial on a grade will have certain tactical impacts. Driver should consider: (2 thoughts)
- positioning the rear of the apparatus ____ (down, up?)-hill.
- it will be ______ (easier/harder?) to reach the ground with a platform operating off the rear of the apparatus.
- it is more likely that the front tires will be lifted off the ground, causing the frame rails to sag and making the device more ______ (easy/difficult?) to stow properly after operations are complete.
- up
- easier
- difficult
Depending on the operation capabilities of the apparatus and the severity of the grade, apparatus with \_\_\_ rear jacks may need to face uphill. (aerial) A. three B. two C. one D. four
B. two
By facing uphill, the angle of the turntable is INCREASED, thereby increasing capability and stability. TRUE or FALSE
FALSE, the angle of the turntable is DECREASED, thereby increasing capability and stability
If the aerial apparatus is facing downhill, the capability of the apparatus MAY _______ (increase/decrease?)
decrease
Generally , it is ONLY possible on grades that are \_\_\_\_\_\_\_\_\_\_\_ to the long centerline of the apparatus to level the truck somewhat using the stabilizer to raise ones side more than the other. (grades) A. parallel B. along C. perpendicular D. none of the above
C. perpendicular
Generally , it is ONLY possible on grades that are perpendicular to the long centerline of the apparatus to level the truck somewhat using the stabilizer to raise ones side more than the other. This ability also depends on the type of stab________ that are equipped on the truck.
stabilizers
Generally , it is ONLY possible on grades that are perpendicular to the long centerline of the apparatus to level the truck somewhat using the stabilizer to raise ones side more than the other. This ability also depends on the type of stabilizers that are equipped on the truck. For the most part, only single-\_\_\_\_\_\_ vehicles that are designed to be lifted completely off the ground. A. tire B. engine C. base D. chassis
D. chassis
A \_\_\_\_\_ load is imposed on an aerial device in moderate to high winds. A. dynamic B. hydraulic C. motion D. moving
A. dynamic
A dynamic load is imposed on an aerial device in moderate to high winds and may _______ (increase/reduce?) the overall stability by forcing movement for which the apparatus was not designed.
reduce
Movement of wind on an aerial device \_\_\_\_\_\_\_ the other loads on the device by personnel and equipment. A. simplifies B. magnifies C. reduces D. negates
B. magnifies
When it is necessary to operate during high winds, the driver should spot the aerial device in a manner to minimize the ext______ needed.
extension
When it is necessary to operate during high winds, the driver should position the aerial device over the \_\_\_\_\_\_ or rear of the apparatus, preferably \_\_\_\_\_ to the wind direction. A. side, next B. side, parallel C. front, parallel D. side, perpendicular
C. front, parallel
Who should be aware of weather phenomena caused by buildings and avoid them when possible when spotting and aerial device? (2 people)
driver
and
officer
A wind tunnel is a weather phenomena caused by what? (aerial) A. vehicles B. global warming C. fire D. buildings
D. buildings
Who should the driver of an aerial follow the recommendations of while operating in windy conditions.
manufacturers
What may not be indicated on the load chart of the aerial, but be predetermined by manufacturers for safe operation of an aerial in wind? A. maximum wind speeds B. maximum extension in wind C. maximum elevation in wind D. all of the above
A. maximum wind speeds
The driver should avoid spotting the apparatus in a position that will require a lot of aerial device maneuvering around ground and overhead obstructions. TRUE or FALSE
TRUE
It is recommended that an aerial apparatus carry v______ detectors.
voltage
When doing THIS, drivers of aerials should avoid parked vehicles, trash containers and similar GROUND obstructions.
positioning
In certain circumstances, the ground around a downed power line OR charged vehicle may become ele________ energized.
electrically
In certain circumstances, the ground around a downed power line OR charged vehicle may become electrically energized. The ground becomes charged in \_\_\_\_\_\_ circles with varying voltage potential. A. incomplete B. concentric C. oval D. inconsistent
B. concentric
In certain circumstances, the ground around a downed power line OR charged vehicle may become electrically energized. The ground becomes charged in concentric circles with varying voltage potential. \_\_\_\_\_\_\_ these bands can result in serious injury or death as current passes through your body. A. touching B. jumping over C. straddling D. hitting
C. straddling
In certain circumstances, the ground around a downed power line OR charged vehicle may become electrically energized. The ground becomes charged in concentric circles with varying voltage potential. straddling these bands can result in serious injury or death as current passes through your body. Stay away from the v_____ or power line, keeping both feet on the g______ at the same time.
- vehicle
- ground
What will prevent you from becoming a conductor between two areas of the ground that are charged differently?
-Stay close to vehicle/power lines and keep one foot on the ground at a time
or
-Stay away from vehicle/power lines and keep both feet on the ground at the same time
Stay away from vehicle/power lines and keep both feet on the ground at the same time
Can telephone and cable lines be charged somewhere down the line due to contact with electrical lines? YES or NO
YES
Are overhead powerlines insulated? YES or NO
NO
Overhead powerlines are NOT insulated. Some may have \_\_\_\_\_\_\_ covering and appear to be insulated. A. wire B. keeper C. plastic D. weather
D. weather
Can a vehicle or part of a vehicle be energized even if it does not touch a power line? YES or NO
YES
A vehicle or part of a vehicle can be energized even if it does not touch a power line. Electricity will \_\_\_ across a gap as large as 10 feet and all overhead wires or cables should be considered hazardous and dangerous. A. arc B. separate C. split D. move
A. arc
A vehicle or part of a vehicle can be energized even if it does not touch a power line. Electricity will arc across a gap as large as \_\_ feet and all overhead wires or cables should be considered hazardous and dangerous. A. 20 B. 10 C. 15 D. 30
B. 10
The long-standing fire service standard has been to provide \_\_\_ feet of clearance between the aerial device and overhead high-voltage lines energized from 600 to 50,000 volts. A. 20 B. 10 C. 15 D. 30
B. 10
The long-standing fire service standard has been to provide \_\_\_ feet of clearance between the aerial device and overhead high-voltage lines energized OVER 50,000 volts. A. 20 B. 10 C. 50 D. 30
C. 50
The long-standing fire service standard has been to provide 50 feet of clearance between the aerial device and overhead high-voltage lines energized OVER \_\_\_\_\_ volts. A. 10,000 B. 20,000 C. 70,000 D. 50,000
D. 50,000
The long-standing fire service standard has been to provide 10 feet of clearance between the aerial device and overhead high-voltage lines energized from \_\_\_\_ to \_\_\_\_\_ volts. A. 600 to 50,000 B. 800 to 1,000 C. 1,000 to 60,000 D. 2,000 to 3,000
A. 600 to 50,000
When using caution near overhead power lines, an articulating boom operator has to monitor the pl_____ and the bo__, particularly in the area of the boom joint or hinge.
- platform
- boom
Follow these guidelines when working in the vicinity of power lines with an aerial: (4)
1. make sure the work area is clear of major obstacles and ______ obstructions.
overhead
Follow these guidelines when working in the vicinity of power lines with an aerial: (4)
2. Per SOP, maintain clearance from all _______ power lines.
overhead
Follow these guidelines when working in the vicinity of power lines with an aerial: (4)
3. Do NOT work within __ feet of high-voltage TRANSMISSION lines.
A. 20
B. 10
C. 50
D. 30
C. 50
Follow these guidelines when working in the vicinity of power lines with an aerial: (4)
3. Do NOT work within 50 feet of high-voltage TRANSMISSION lines. These are the high-tension wires that transport electricity over _____(short/long?) distances. They are ______(higher/lower?) than lower voltage lines, but still will be within reach of an aerial ladder OR platform. Interview representatives in your area and learn to recognize the differences.
- long
- higher
Follow these guidelines when working in the vicinity of power lines with an aerial: (4)
4. look __ and live: always check the operating vicinity for power lines before you d____ into it.
- up
- drive
Follow these guidelines when working in the vicinity of power lines with an aerial: (4)
4. look up and live: always check the operating vicinity for power lines before you driving into it. ____ branches can hide power lines OR cables from view. If operating at ______, use powerful lights to search for power lines AND poles.
- tree
- night
According to new revised OSHA overhead power line clearances for the construction industry, it is required \_\_ feet between the device and overhead electric lines less than \_\_\_\_ kilovolts. A. 20, 350 B. 50, 350 C. 10, 600 D. 25, 450
A. 20, 350
According to new revised OSHA overhead power line clearances for the construction industry, it is required \_\_ feet between the device and overhead high tension electric lines over \_\_\_\_ kilovolts. A. 20, 350 B. 50, 350 C. 10, 600 D. 25, 450
B. 50, 350`
If voltage is not known, keep \_\_ feet from power lines. A. 20 B. 30 C. 50 D. 100
C. 50
Should a driver account for swaying motion of power lines and the aerial apparatus? YES or NO
YES
Step off charged vehicles. TRUE or FALSE
FALSE -DO not
Stay in a vehicle that is energized by power lines until a power company representative informs you that the line is de-energized AND grounded and the area is safe. TRUE or FALSE
TRUE
If there is a fire, or it is necessary to exit an apparatus that is in contact with electrical lines, WHAT should you do from the energized apparatus to reduce the risk of electrocution?
jump clear
If there is a fire, or it is necessary to exit an apparatus that is in contact with electrical lines, you should jump clear from the energized apparatus to reduce the risk of electrocution. Maintain balance or fall _______(forward/back?).
forward
If there is a fire, or it is necessary to exit an apparatus that is in contact with electrical lines, you should jump clear from the energized apparatus to reduce the risk of electrocution. Maintain balance or fall forward. If you fall back your body could become a p_______ between the vehicle and the ground for electricity.
pathway
If there is a fire, or it is necessary to exit an apparatus that is in contact with electrical lines, you should jump clear from the energized apparatus to reduce the risk of electrocution. Maintain balance or fall forward. Place your feet close together and hop or shuffle until you are out of the danger area. AT this point should you walk or crawl to avoid shock?
NO - this would cause shock
If there is a fire, or it is necessary to exit an apparatus that is in contact with electrical lines, you should jump clear from the energized apparatus to reduce the risk of electrocution. Maintain balance or fall forward. Place your feet _________ (far apart/close together?) and hop or shuffle until you are out of the danger area.
-close together
If there is a fire, or it is necessary to exit an apparatus that is in contact with electrical lines, you should jump clear from the energized apparatus to reduce the risk of electrocution. Maintain balance or fall forward. Place your feet close together and hop or shuffle until you are out of the danger area. AT this point should NOT walk or crawl to avoid shock. Depending on voltage, the distance you need to travel can be up to \_\_\_ feet. A. 50 B. 700 C. 150 D. 20
C. 150
Should you move away AND warn others if you are outside an apparatus that is energized with a power line? YES or NO
YES
When the power company representative has informed you that the line has been de-engergized and grounded and that the area is safe, you still MAY NOT approach a vehicle that was previously energized. TRUE or FALSE
FALSE - you can
When should you instruct a trapped party in an energized vehicle to exit?
-if life is in eminent _____
or
-f____ is present
- danger
- fire
If someone is trapped in an energized vehicle, have dispatch contact WHOM? A. their mom B. IC C. the chief D. the power company
D. the power company
Should you attempt to rescue someone in an energized vehicle or who is energized themselves? YES or NO
NO