VIEWS: 5 PAGES: 4 CATEGORY: Science & Technology POSTED ON: 6/25/2010
Dr. Bret Butler is a research engineer at Missoula Fire Laboratory Center in Montana. His primary responsibility is the research of fire behavior during an out-of-control wildland fire. In the "2008 Fireline Safety Refresher" training video, Dr.
WILDLAND FIREFIGHTING >>> By JP HARRIS Which Factor Is Present In Most Wildland Firefighting Fatalities and Burnovers? Firefighters Responding to WUI Fires Must Understand Fire Behavior Photos by Pat Shanley The fire behavior has increased and the fire will be wind/topography/fuel An Office of Emergency Services (OES) Strike Team leader from the Poway, driven, fire intensity will continue to increase and the left flank of the fire CA, Fire Department and an engine crew protect a structure during the will challenge firefighters at the structure. At about the same time, and “Station Fire.” Notice the fire behavior – the spot fire is approximately one 10 miles southwest of this location, two Los Angeles County firefighters mile ahead of the main fire. lost their lives. L ast month, we discussed using LCES (Lookouts, Commu- • Topography – Slope, aspect and terrain features nication, Escape routes and Safety zones) combined with Each component is a study in itself. The behavior of fire can be making a fire behavior prediction to determine whether fire- driven by wind, fuel or topography, individually or any combina- fighters could commit to protect structures in the wildland urban tion of the three. interface (WUI). This month, we will explore the complex task of Dr. Bret Butler is a research engineer at Missoula Fire Labora- predicting fire behavior. tory Center in Montana. His primary responsibility is the research This column is intended for the firefighter who occasionally of fire behavior during an out-of-control wildland fire. In the “2008 responds to wildland fires with the focus of structure protection Fireline Safety Refresher” training video, Dr. Butler states that “pre- in the WUI. The term wildland fire is used here to describe grass/ dicting fire behavior is a most complex task…when a fire is burn- brush, forest/timber or a vegetation fire. ing in an open environment involving the three major elements of Most professional wildland firefighters would agree that the a wildfire.” Yet, firefighters around the globe respond to WUI fires primary factor causing firefighter burnover fatalities would be with little or no training in the behavior of fire, and are frequently a lack of knowledge or the inability to estimate fire behavior. Or, assigned to protect structures in the path of a wind-driven wildland stated another way, it is the failure to “base all actions on current fire. Lack of experience, training and/or knowledge puts firefight- and expected behavior of the fire,” referring to the third of the “Ten ers at a tremendous disadvantage when predicting fire behavior. Standard Firefighting Orders” for wildland firefighters.
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"Which Factor Is Present In Most Wildland Firefighting Fatalities and Burnovers?"Please download to view full document