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US Forest Service

Fire Applications Support 

PHYSICAL DESCRIPTION SIMILARITY CHART OF

NFDRS AND FBO FUEL MODELS

NFDRS MODELS REALINED TO FUELS CONTROLLING SPREAD UNDER SEVER BURNING CONDITIONS

NFDRS

FUEL MODELS

FIRE BEHAVIOR FUEL MODELS

1 2 3 4 5 6 7 8 9 10 11 12 13 GRASS
A   W.  ANNUALS X                        
L   W. PERENNIAL X                        
S   TUNDRA X         3rd     2nd        
C   OPEN PINE W/GRASS   X             2nd        
T   SAGEBRUSH W/GRASS   X     3rd 2nd              
N   SAWGRASS     X                    
B   MATURE BRUSH (6FT)       X                   SHRUB
O   HIGH POCOSIN       X                  
F   INTER. BRUSH         2nd X              
Q   ALASKA BLACK SPRUCE           X 2nd            
D   SOUTHERN ROUGH           2nd X            
H   SRT - NDL CLSD. NORMAL DEAD               X           TIMBER
R   HRWD. LITTER (SUMMER)               X          
U   W.  LONG - NDL PINE                 X        
P   SOUTH, LONG - NDL PINE                 X        
E   HRWD. LITTER (FALL)                 X        
G   SRT - NDL CLSD.  HEAVY DEAD                   X      
K   LIGHT SLASH                     X     SLASH
J    MED SLASH                       X  
I    HEAVY SLASH                         X
  GRASS SHRUB TIMBER SLASH

Similarity chart alines physical descriptions of fire danger rating fuel models with fire behavior fuel models.

 

For more information see publication Aids to Determining Fuel Models For Estimating Fire Behavior by Hal E. Anderson, INT 122.

Changes were made to this page 12/06/99.

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