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42 Cards in this Set
- Front
- Back
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Why is placement of aerial apparatus on the fire ground so important?
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Aerial devices and ladders have a fixed, maximum length.
page 188 |
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For any given situation, the proper distance between the objective and the aerial apparatus is the distance that
1)_________________ 2)_________________ 3)_________________ |
1) affords the maximum stability,
2) the best climbing angle, and 3)adequate extension page 190 |
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__________ are those factors that work against the strength of the aerial device. They tend to be greater when the aerial device is in motion.
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Stesses
page 190 |
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Aerial device stress can occur from one or a combination of the following conditions. What are they? (13)
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1 excessive degree of angle, both horizontal and vertical, messured from the trucks center line
2 Operation in nonparallel postions 3 operation in supported vs nonsupported positions 4 length of aerial device extension 5 nozzle reaction from elevated master streams 6 weight and/or movement of hose, water, personnel, and/or equipment on the aerial device 7 wind reaction 8 improper operation of the aerial device 9 heat exposure 10 ice on ladder or platform 11 lmpact with the building or other object 12 wear caused by road travel 13 Improper stabilization page 190-191 |
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What are the four main uses for any aerial device (excluding water towers)?
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rescue, access to upper levels, ventilation, and fire suppression
page 191 |
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If possible, the driver operator should position aerial apparatus used for rescue where on the building?
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at the connor of the building
page 191 |
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What ever the situation, the driver operator should _________ _________ coverage and _______ ______ and use upwind positioning whenever possible.
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should maximize building coverage and aerial reach
page 192 |
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The driver operator should position the apparatus so that the aerial device extends above roof level; this allows personnel to safely get on and off the aerial device and makes the aerial device easier to find once the firefighters are on the roof. Aerial ladders should be extended at least ____ feet above the roof level.
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six (6) feet above the roof level.
page 193 |
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If the aerial device is being used to assist with horizontal ventilation, the goal is to place the tip of the aerial device _______ of the window being opened and slightly ______ than the opening.
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UPWIND of the window,and SLIGHTLY higher than the opening
page 193 |
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It is common to use an aerial device for elevted master streams, which can be used in _________ attacks, ________ attacks,and _______ ______.
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blitz attacks, defensive attacks, and exposure portection
page 194 |
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When used in a blitz attack, the driver operator should positon the apparatus to give the fire stream as much reach into the fire area as possible. The ultimate goal will be to place the nozzle in the lower portion of the window opening so that the fire stream may be directed _____________ toward the _______.
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upwards towards the ceiling
page 194 |
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_______ refers to positoning the apparatus in a location that provides the utmost efficiecy for operating on the fireground.
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Spotting
page 195 |
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When spotting the apparatus, the driver operator must consider what factors? (5)
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1. surface conditions
2. weather and wind conditions 3. Electrical hazards and groung or overhead obstructions 4 angle and location of aerial device operation 5. fire building conditions page 195 |
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What are the most common spotting consideration that faces the driver operator in cold weather?
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presence of ice or snow on the parking surface.
page 197 |
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____ _____ involves slowly extending and retracting the aerial device to remove accumulated ice from the aerial device.
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Ice shrugging
page 198 |
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Moderate to high winds impose a _____ load on the aerial device.
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dynamic load
page 198 |
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When it is neccessary to operate the aerial device in high wind conditions, the driver operator should spot the apparatus in a manner that requires the aerial device to be?
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raised to the minimum extension needed.
page 199 |
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The goal is to maintain a distance of least ________ between the device and overhead electric lines.
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10 feet
page 199 |
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The aerial device is most stable when the aerial device is operated directly over the _______ or _______.
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directly over the front or the rear of the vehicle.
page 200 |
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Jackknifing involves turning the tractor at an angle from the trailer. Greatest stability occurs when this angle is approximately ____ degrees from in line and the aerial device is extended away from this angle.
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60 degrees
page 200 |
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Stress in aerial devices is increased when the ladder rungs are operated __-____ to the ground or when the apparatus is parked on an incline and the aerial device must operate off the side of the apparatus.
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non-parrallel
page 201 |
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The maximum loading for any unsupported aerial device occurs when operated at angles between ___ and ___ degrees from horizontial.
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70 to 80
page 203 |
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As extension increases, aerial loading must ______.
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decrease
page 203 |
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Aerials operating at a low angle of _________ and at a long _________ are at their weakest operational position.
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elevation and extension
page 203 |
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Park the apparatus far enough away so that they will not be in the collapse zone. The collapse zone should be at least equal to _____________ times the _____ of the building.
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1 1/2 time the hieght of the building
page 204 |
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Signs that an exterior collapse may occur include:
1____________ 2____________ 3____________ 4____________ 5____________ 6____________ |
1 Building walls
2 Sagging roofs 3 Large cracks in the exterior 4 Falling bricks, blocks, mortar 5 Inerior collapse 6 Results of preincident plan page 204 |
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The presence of exterior ornamental ____ or large ____ _____ at various intervals on the outside masonry indicates that reinforcement ties are in place to hold together otherwise unstable walls.
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stars and bolts and washers
page 204 |
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If the apparatus is to be positioned in a dead end access, the driver operator should _________ the apparatus.
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back into postion
page 205 |
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When should Level II staging be used?
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Indicents, that require mutual aid or that result in multiple alarms require Level II staging
page 206 |
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Which company officer becomes the Stagging Area Manager?
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first arriving company officer
page 205 |
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What procedure facilitates the orderly positioning of apparatus and allows the IC to fully utilize the potential of each unit and crew?
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Apparatus staging procedure
page 205 |
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What steps should be used at highway incidents should be done to ensure firefighter saftey? (4)
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1 Close at least one lane next to the incident
2 Postion the apparatus at an angle to act as a shield 3 Turn the front wheels away from the the firefighters 4 Consider parking additional appartus 150 to 200 feet behind the sheilding apparatus |
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_____ _____ is an area surrounding the incident that has been contaminated by the released material.
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Hot Zone
page 211 |
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_____ _____ is an area abutting the hot zone and extending to the cold zone.
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Warm Zone
page 211 |
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_____ _____ is the area that emcompasses the warm zone and is used to carry out all other support functions of the incident.
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Cold Zone
page 211 |
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Most railroad companies advise that vehicles be kept at least ____ feet from the tracks when possible.
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25 feet
page 212 |
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Aerial devices should be kept at least ____ feet above the level of the rails of railroad tracks.
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25 feet
page 212 |
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What are the three basic types of aircraft incidents to which an aerial apparatus may respond?
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1 Aircraft incidents involving extrication
2 Aircraft incidents involving extrication complicated by fire 3 Non-incidnet-related aircraft fires page 212-213 |
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Of the three basic types of aircraft incidents that an aerial apparatus may responde, which it the most likely?
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non-incident-related aircraft fires involving large-frame aircraft.
page 214 |
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Aerial apparatus preform which tactical functions at aircraft fires? (4)
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ventilation, rescue passengers, and deploy handlines to the interior of the aircraft or master stream applications
page 214 |
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When responding to any type of aircraft incident and positioning on the scene, the driver operator should keep in mind the following safety requiements: (4)
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1 watch for pools of jet fuel
2 position upwind of any fire condition or vapors 3 watch for wreakage or other debris that may flatten tires 4 stage the apparatus near the expected touchdown area when dispatched to an aircraft emergency landing page 215 |
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The driver operator should always position the apparatus ___________ the dikes walls.
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outside of the dike's walls, unless the roadway is built on top of the dike itself
page 216 |
