What location is generally considered the safest position for apparatus placement should a structural collapse occur?
corners
The corners of a structure are generally considered the safest position should a collapse occur. Figure 4.2 Apparatus should be positioned upwind of an incident. Figure 4.3 Lay supply hose to the side of the street from hydrant to pumper.
What is the working height of an aerial ladder apparatus?
THE AERIAL APPARATUS:
NFPA 1901 requires that an aerial device should consist of two or more ladder sections that reach to a vertical height of at least 50 feet. The ladder should be rated at a minimum of 250 lbs with the ladder fully extended at a horizontal position.
When using an aerial device apparatus stability is greatest when the aerial device can be operated?
Greatest stability occurs when this angle is approximately 60 degrees from in-line, and the aerial device is extended away from this angle. Good stability occurs at angles up to 90 degrees. Beyond 90 degrees, stability decreases rapidly.
On which side should Personnel exit enter the fire apparatus?
downstream side
Personnel arriving in crew cabs of fire apparatus should exit and enter the apparatus from the protected, downstream side, away from moving traffic.
How should the fire apparatus typically be positioned at a vehicle fire to protect the work area?
Block- positioning a fire department apparatus on an angle to the lanes of traffic creating a physical barrier between upstream traffic and the work area. Includes ‘block to the right’ or’ block to the left’.
What is a guideline for loading hose while driving an apparatus?
90) must be a member, other than driver/operator and the firefighters loading the hose. When loading fire hose while driving the apparatus, the safety observer to the operation: (91) Drive apparatus only in a forward direction.
What is an aerial ladder apparatus?
An aerial ladder device is a mechanically-operated extendable ladder mounted on a fire truck with either a mid-mount, rear-mount configuration or tractor-drawn configuration. It’s designed to maximize vertical reach for rapid response, ventilation, extinguishment and rescue operations.
How are aerial ladder measured?
The working height for aerial ladders is measured from ground to the highest ladder rung with ladder at maximum elevation and extension. Aerial ladder platforms is to top of surface of the highest platform handrail. In aerial ladders made in North America, the fully extended (working) length ranges from 50 to 137 feet.
When positioning an apparatus with the rear uphill on a grade which tactical impact should be considered?
When positioning an apparatus with the rear uphill on a grade, what tactical impact should be considered? It will be easier to reach the ground with a platform operating off the rear. 16.
Which is a way to minimize stresses on the aerial device when positioning an apparatus on a longitudinal grade?
17. Name a way to minimize stress on the aerial device when positioning an apparatus on a longitudinal grade. Using the stabilizers to level the apparatus as much as possible.
What is the difference between Level 1 and Level 2 staging?
Level II Staging places all reserve resources in a central location and automatically requires the implementation of a Staging Division Officer. Companies which are already staged (Level I) or en-route to Level I Staging, will stay in Level I Staging unless otherwise directed by Command.
What is the NFPA Standard for fire apparatus?
Applicable to any public or private organization that uses fire apparatus, NFPA 1911 helps ensure in-service fire apparatus are serviced and maintained to keep them in safe operating condition and ready for response at all times.
Where should reflective trim be located on an apparatus?
The NFPA 1901 recommendation deals with the marking of fire apparatus and emergency vehicles. The recommendation covers the application of reflective tape to the rear of the vehicle in the form of chevron striping, the side of the vehicle and the front.
Which is a guideline for loading hose into an apparatus hose bed?
Which is a guideline for loading hose into an apparatus hose bed? b. Keep flat sides of hose in the same plane when two sections of hose are connected.
Should your aerial apparatus begin to skid you should?
Provide power for operating the various hydraulic components needed to stabilize the apparatus and operate the aerial device. Should your aerial apparatus begin to skid, you should: Take your foot off the brake, letting the wheels rotate freely.
What is the difference between a tower ladder and a ladder tower?
Aerial Tower vs. Tower Ladder #1380771835001 – YouTube
How does an aerial ladder work?
The ladder on the truck is raised and lowered using a hydraulic piston rod. As hydraulic fluid enters this piston rod through one of two hoses, the pressure of the fluid will either cause the rod to extend or retract. If the piston rod extends, the ladder will go up. If it retracts, the ladder will come down.
What is aerial fire apparatus?
Aerial apparatus means a fire department vehicle which is equipped with a power operated extension ladder or elevating platform used for rescue, ventilation, elevated master streams, and gaining access to upper levels and which carries ground ladders, tools, and other equipment.
How high is a fire truck ladder?
100 feet
Fire trucks also have a gigantic ladder called an aerial. That is why they are also called Ladder Trucks. The aerial ladder reaches 100 feet in the air! That is high enough to see over very tall trees and to reach up very tall buildings.
Which should the driver operator check before retracting the stabilizers of an aerial apparatus?
Before retracting the stabilizers, the driver/operator should make sure that: all personnel and equipment are clear of the apparatus. Stabilizers should always be raised following the reverse order by which they were deployed because: it avoids undue stress on any component of the apparatus.
Which of the following is the best reason deploying the aerial device without first setting?
Which of the following is the BEST reason deploying the aerial device without first setting apparatus stabilizers is undesirable? The inherent flexibility of the suspension and tires provides poor stability.
What is a Level 1 stage?
LEVEL I – STAGING Level I Staging is automatically in effect for all incidents with three or more companies responding. During any multi-company response, companies should continue responding to the scene until a company reports on the scene.
Where is staging in ICS?
Staging areas are locations set up at an incident where resources can be placed while awaiting a tactical assignment on a 3 minute available basis. Staging areas are managed by the Operations Section. The STAM has been identified as a position within the Incident Command System (ICS).
What does NFPA 1710 say?
NFPA Code 1710-Standard for Organization and Deployment of Fire Suppression Operations, Emergency Medical Operations, and Special Operations to the Public by Career Fire Departments- involves staffing of career fire departments.
Which is an apparatus requirement in NFPA 1500?
Which is an apparatus requirement in NFPA 1500? Apparatus must be designed to include seat belts for all occupants.