Profile Number:  87    Series: FRISSELL                      

Location: SW1/4,NW1/4,SEC.31(15S,5E)AT 3.1,3.6 WS 10, H.J. ANDREWS E.F.

Classification: TYPIC DYSTROCHREPTS, LOAMY-SKEL., MIXED, FRIGID             
         Slope: 80 %
        Aspect: NW 
     Elevation: 1476 ft.
      Landform: UNEVEN PEDIMENT BACKSLOPE     
      Drainage: WELL DRAINED                  
   Parent Mat.: REDDISH TUFF AND BRECCIA                                                        
    Vegetation: TSHE/ACCI/POMU ASSOCIATION                                  
   Description: BROWN- REF. STAND 9, PIT 1, IBP INT. REP. 128 7-72           

   (Physical and chemical data listed below profile description)

O11  1 - 0.5 in.     Needles, twigs, cones, etc. (L).

O12  0.5 - 0 in.     Partly decomposed needles, twigs, etc. (F).

A1  0 - 7 in.       Matrix of dark brown (7.5YR3/2)  and mottles 
                    of brown (7.5YR4/4) when moist very gravelly 
                    clay loam; weak, very fine to fine granular 
                    structure; very friable when moist, slightly 
                    sticky and slightly plastic when wet; 50% 
                    gravel and shot; clear and wavy boundary.

2B1  7 - 16 in.     Brown (7.5YR4/4) when moist gravelly clay 
                    loam; weak, fine granular structure; very 
                    friable when moist, sticky and plastic when 
                    wet; 35% gravel, shot; clear and smooth 
                    boundary.

2B2  16 - 28 in.    Brown (7.5YR4/4) when moist gravelly silty 
                    clay loam; weak, very fine to fine subangular 
                    blocky structure; very friable when moist, 
                    sticky and plastic when wet; 45% gravel, 
                    shot; gradual and smooth boundary.

2B3  28 - 39 in.    Brown (7.5YR4/4) when moist gravelly silty 
                    clay loam; weak, very fine subangular blocky 
                    structure; very friable when moist, sticky 
                    and plastic when wet; 40% gravel, shot; 
                    gradual and smooth boundary.

3IC  39 - 63+ in.   Brown (7.5YR4/4) when moist gravelly silty 
                    clay loam; massive structure; friable when 
                    moist, sticky and plastic when wet; 35% 
                    gravel and cobbles,few pumice gravel and 
                    charcoal.


Physical Profile Data

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Horizon  Depth  Density  Sand  Silt  Clay  Percolation  Moisture Tension (% H2O, dry wt.)
          (in)   (g/cc)  (%)    (%)  (%)     (in/hr)     1/3 atm  1 atm   5 atm   15 atm
-----------------------------------------------------------------------------------------
  A1     0 - 7     0.9   37.8  41.7  20.5                                             
  2B1    7 - 16    0.9   33.5  42.2  24.3                                             
  2B2   16 - 28    0.9   31.0  43.0  26.0                                             
  2B3   28 - 39    0.9   33.7  41.4  24.9                                             
  3IC   39 - 63+   0.9   20.0  46.2  33.8                                             
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Chemical Profile Data

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Horizon  Depth     Ph     O.M. Total N    P     CEC    K     Ca    Mg    Na    Base Sat.   
          (in)            (%)    (%)    (ppm)  --------------  meq/100g ----------------- 
-----------------------------------------------------------------------------------------
  A1     0 - 7     5.2     9.7   0.17   15.7   27.6   0.4    2.4  0.8             
  2B1    7 - 16    5.4     3.2   0.11    7.5   20.4   0.3    2.6  1.0             
  2B2   16 - 28    5.5     2.1   0.08    5.5   22.0   0.3    3.6  1.4             
  2B3   28 - 39    5.3     1.6   0.06    2.2   21.0   0.3    2.7  1.0             
  3IC   39 - 63+   5.6     1.2   0.04    1.9   22.7   0.2    0.0  0.2             
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