BaF- Barfield

 BaF—Barfield-Rock outcrop complex, 20 to 70 percent slopes

Map Unit Setting

  • National map unit symbol: 2v59v

  • Elevation: 390 to 850 feet

  • Mean annual precipitation: 48 to 58 inches

  • Mean annual air temperature: 57 to 61 degrees F

  • Frost-free period: 190 to 230 days

  • Farmland classification: Not prime farmland

Map Unit Composition

  • Barfield and similar soils: 50 percent

  • Rock outcrop: 35 percent

  • Estimates are based on observations, descriptions, and transects of the mapunit.

Description of Barfield

Setting
  • Landform: Hillslopes

  • Landform position (two-dimensional): Footslope

  • Landform position (three-dimensional): Base slope

  • Down-slope shape: Concave

  • Across-slope shape: Linear

  • Parent material: Clayey residuum weathered from phosphatic limestone

Typical profile
  • A - 0 to 6 inches: silty clay loam

  • Bw - 6 to 12 inches: clay

  • C - 12 to 18 inches: channery clay

  • R - 18 to 28 inches: bedrock

Properties and qualities
  • Slope: 20 to 70 percent

  • Depth to restrictive feature: 8 to 20 inches to lithic bedrock

  • Natural drainage class: Well drained

  • Runoff class: Very high

  • Capacity of the most limiting layer to transmit water (Ksat): Very low (0.00 in/hr)

  • Depth to water table: More than 80 inches

  • Frequency of flooding: None

  • Frequency of ponding: None

  • Salinity, maximum in profile: Nonsaline to very slightly saline (0.0 to 2.0 mmhos/cm)

  • Available water storage in profile: Very low (about 2.0 inches)

Interpretive groups
  • Land capability classification (irrigated): None specified

  • Land capability classification (nonirrigated): 7s

  • Hydrologic Soil Group: D

  • Hydric soil rating: No

Description of Rock Outcrop

Interpretive groups
  • Land capability classification (irrigated): None specified

  • Land capability classification (nonirrigated): 8s


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