Profile Number: 92 Series: FRISSELL Location: SE1/4,SW1/4,SEC.32(15S,5E)SW COR.RS 16(WS 2), H.J. ANDREWS E.F. Classification: TYPIC HAPLUDALFS, FINE-SILTY, MIXED, MESIC Slope: 70 % Aspect: SW Elevation: 2132 ft. Landform: BACKSLOPE/SHOULDER BELOW RIDGE Drainage: WELL DRAINED Parent Mat.: COLLUVIUM FROM RED AND GREEN BRECCIA AND ANDESITE Vegetation: TSHE/CACH ASOCIATION Description: BROWN- REF. STAND 16, PIT 1, IBP INT. REP. 128 8-72 (Physical and chemical data listed below profile description) O11 1.5 - 1 in. Leaves, twigs, cones, etc. (L). O12 1 - 0 in. Partly decomposed leaves, twigs, etc. (F). A1 0 - 6 in. Brown (10YR4/3) when moist gravelly silty clay loam; moderate, very fine to fine granular structure; friable when moist, slightly sticky and slightly plastic when wet; 20% gravel; clear and wavy boundary. A3 6 - 13 in. Brown (10YR4/3) when moist gravelly silty clay loam; moderate, medium granular structure; friable when moist, slightly sticky and slightly plastic when wet; 40% gravel and cobbles; gradual and wavy boundary. B1 13 - 19 in. Dark yellowish brown (10YR4/4) when moist gravelly silty clay loam; moderate, very fine to fine subangular blocky structure; friable when moist, slightly sticky and slightly plastic when wet; 40% gravel and cobbles; gradual and wavy boundary. B21T 19 - 24 in. Dark yellowish brown (10YR4/4) when moist gravelly silty clay loam; moderate, fine subangular blocky structure; friable when moist, slightly sticky and plastic when wet; 25% gravel and cobbles,few clay skins; clear and smooth boundary. 2B22 24 - 32 in. Dark yellowish brown (10YR4/4) when moist silty clay; moderate, medium subangular blocky structure; friable when moist, slightly sticky and plastic when wet; 10% gravel, clay skins in pores and on peds; gradual and wavy boundary. 2B23 32 - 41 in. Dark yellowish brown (10YR4/4) when moist silty clay; moderate, medium to coarse subangular blocky structure; friable when moist, slightly sticky and slightly plastic when wet; 10% gravel, clay skins in pores and on peds; clear and smooth boundary. 2B3 41 - 47 in. Dark yellowish brown (10YR4/4) when moist gravelly silty clay loam; weak, fine subangular blocky structure; friable when moist, slightly sticky and plastic when wet; 20% gravel, clay skins in pores; clear and smooth boundary. 2C1 47 - 61 in. Matrix of dark yellowish brown (10YR4/4) and mottles of strong brown (7.5YR5/6) when moist gravelly silty clay loam; massive structure; friable when moist, slightly sticky and slightly plastic when wet; 35% gravel and cobbles, few clay skins, few charcoal; clear and wavy boundary. 2C2 61 - 70 in. Matrix of dark yellowish brown (10YR4/4) and mottles of strong brown (7.5YR5/6) and olive brown (2.5Y4/4) when moist gravelly silty clay loam; massive structure; friable when moist, slightly sticky and slightly plastic when wet; 40% gravel and cobbles, few clay skins, variegations; clear and smooth boundary. 2C3 70 - 79+ in. Matrix of dark yellowish brown (10YR4/4) and mottles of brown (7.5YR4/4) and strong brown (7.5YR5/6) when moist very gravelly silty clay loam; massive structure; friable when moist, slightly sticky and slightly plastic when wet; 50% gravel and cobbles, few clay skins, variegations. Physical Profile Data ----------------------------------------------------------------------------------------- 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 - 6 0.8 21.2 54.5 24.3 A3 6 - 13 B1 13 - 19 B21T 19 - 24 2B22 24 - 32 0.9 18.8 52.8 28.4 2B23 32 - 41 2B3 41 - 47 2C1 47 - 61 0.9 34.6 41.8 23.5 2C2 61 - 70 2C3 70 - 79+ ----------------------------------------------------------------------------------------- Chemical Profile Data ----------------------------------------------------------------------------------------- Horizon Depth Ph O.M. Total N P CEC K Ca Mg Na Base Sat. (in) (%) (%) (ppm) -------------- meq/100g ----------------- ----------------------------------------------------------------------------------------- A1 0 - 6 4.8 3.7 0.10 3.7 32.2 0.4 7.4 3.4 A3 6 - 13 4.8 2.2 0.08 5.7 28.8 0.7 8.3 3.8 B1 13 - 19 5.5 2.1 0.07 5.5 29.2 0.6 6.2 3.3 B21T 19 - 24 5.4 1.3 0.06 0.8 27.2 0.9 7.3 5.7 2B22 24 - 32 5.8 0.8 0.04 0.8 24.0 0.8 4.7 6.6 2B23 32 - 41 5.3 0.9 0.02 4.2 21.3 0.5 3.9 7.2 2B3 41 - 47 5.4 0.6 0.03 0.6 25.8 1.0 2.0 5.9 2C1 47 - 61 5.5 0.5 0.02 2.1 29.0 0.5 5.7 3.2 2C2 61 - 70 5.6 0.4 0.02 1.8 27.1 1.0 5.4 9.5 2C3 70 - 79+ 5.3 0.4 0.02 3.4 26.6 0.8 6.0 15.7 -----------------------------------------------------------------------------------------