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Recent content by heligeo

  1. heligeo

    Soil Pressure Transducers

    Curious what people have used to measure soil pressures and how much it cost. Can anyone shed light on this for me? Thank you
  2. heligeo

    How is frost depth determined / calculated?

    Simple approach to frost depth calculations use either Stefan (one layer) or modified Berggren (multi layer) equations. Stefan equations ignores the volumteric heat of the frozen and unfrozen soil, so overestimates frost penetration. Modified Berggren Equation depth of frost = (correction...
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