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Sanders Gravel Pit <br /> Exhibit B-2:Soil Resources Report and Map <br /> Custom Soil Resource Report <br /> 50E—Lintim loam, 12 to 25 percent slopes <br /> Map Unit Setting <br /> National map unit symbol: kOgb <br /> Elevation: 6,560 to 8,200 feet <br /> Mean annual precipitation: 20 to 24 inches <br /> Mean annual air temperature: 38 to 41 degrees F <br /> Frost-free period: 30 to 70 days <br /> Farmland classification: Not prime farmland <br /> Map Unit Composition <br /> Lintim and similar soils:80 percent <br /> Minor components:20 percent <br /> Estimates are based on observations, descriptions, and transects of the mapunit. <br /> Description of Lintim <br /> Setting <br /> Landfonn: Hills <br /> Landform position (two-dimensional): Backslope <br /> Landform position(three-dimensional):Side slope <br /> Down-slope shape: Linear <br /> Across-slope shape: Linear <br /> Parent material:Colluvium derived from shale <br /> Typical profile <br /> A 9 -0 to 5 inches: loam <br /> A2-5 to 20 inches: loam _ <br /> Bt1 -20 to 30 inches: clay <br /> Bt2-30 to 40 inches: clay <br /> BC-40 to 65 inches: clay <br /> Properties and qualities <br /> Slope: 12 to 25 percent <br /> Depth to restrictive feature: More than 80 inches <br /> Drainage class:Well drained <br /> Runoff class: High <br /> Capacity of the most limiting layer to transmit water(Ksat): Moderately low to <br /> moderately high (0.07 to 0.21 in/hr) <br /> Depth to water table:More than 80 inches <br /> Frequency of flooding: None <br /> Frequency of ponding: None <br /> Calcium carbonate, maximum content: 1 percent <br /> Maximum salinity. Nonsaline to very slightly saline(0.0 to 2.0 mmhos/cm) <br /> Available water capacity. High (about 10.3 inches) <br /> Interpretive groups <br /> Land capability classification (irrigated): 6e <br /> Land capability classification(nonirrigated): 6e <br /> Hydrologic Soil Group: C <br /> 17 <br />