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5.4.7 WILDFIRE - Broome County

A.G. McArthur suggested a slope effect rule of thumb where the upslope rate of fire spread doubles for every 10° increase in slope steepness (Figure 24).



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A mathematical model for predicting fire spread in wildland fuels.
The fire doubles its speed as it moves for every 10 degrees up a slope. For example: A fire spreading at 500 m (metres) per hour, will speed up to 1000 m per ...
The Vesta Mk 2 rate of fire spread model - a user's guide
As an example, if the slope increases by 10° then the rate of spread of the fire will double when compared to a fire burning on level ground in similar fuels ...
Working safely at vegetation fires - Study Guide
? For every 20% slope change, uphill spread rate could double. ? For every 20% slope change, downhill spread rate could be cut in half. Page ...
Vegetation Burning - Tasmania Fire Service
Upslope fires can increase the rate of fire spread. Fires moving downhill increase rapidly. Upslope fires can cause burning debris to roll downhill. South ...
NWCG Guide to Fireline Fire Assessment
The rate of spread of fire is proportional to the slope. Increases in 10° will double the rate of fire spread. Therefore a fire on a level surface traveling at ...
Module 2: Principles of Wildland Fire Behavior Topic 1 - NWCG
will cause a fire to double the rate of spread and therefore the speed of the fire.
Employment Development Group (EDPG)
On an uphill slope an increase of
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Annual Report 2001?2002 - Pacific Salmon Foundation
This annual report presents a comprehensive, factual account of the Pacific salmon stocks in southern BC and the Okanagan River, and the trends in their ...