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Houses scheduled for demolition are occasionally offered
to the Department to give firefighters a hands-on opportunity to train in
a realistic environment.
For several days prior to a house burn, firefighters
practice:
- Forcible entry with minimal damage.
- Search-and-rescue techniques for injured or trapped civilians
or firefighters (using artificial, non-toxic smoke to obscure
vision).
- Bail-out techniques in the event of structural collapse
(firefighter survival).
- Ventilation strategies to remove heat and toxic gasses
from a structure. Methods include cutting holes in the roof
or walls, and placing a large fan to replace the smoke with
clean air.
Once a house is ablaze, firefighters:
- Study different patterns, nozzle pressures, and hose sizes
to determine the most efficient combination to extinguish fires.
- Predict fire behavior by watching its growth and movement.
- Interpret images on Thermal Imaging Cameras.
- Evaluate the effectiveness of firefighter protective equipment,
including their self-contained breathing apparatus.
- Practice escape techniques for trapped firefighters.
Firefighter training is extensive and on-going.
Live fire burns translate the intellectual to the physical, real
world.
Not all structures, however, conform to fire-training
requirements. Proximity to other structures and vegetation, prior
use of the property, accessibility of fire engines and aid units,
and current air quality are all evaluated.
Once a building is deemed suitable and scheduled
for training, the officer-in-charge completes an extensive checklist
that assigns pre-burn tasks to both the property owner and the
Department. Among other documentation, the homeowner must provide
proof of clear title, certification of asbestos abatement, and
a Puget Sound Clear Air Agency demolition permit. To ensure safety
and lessen the toxic impact, firefighters’ work includes
checking chimney and porch stability and removal of flooring, roofing,
highly-combustible materials, and inside and outside debris.
A press release is published and letters are sent
to neighbors to inform them of the upcoming event and what they
can expect.
For more information, see the Burn
Checklist or contact the Edmonds Fire Department at 425-771-0215.
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