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CPT Analysis Results

CPT input data can be used in a variety of ways:

For details on how to view and customize the CPT interpretation results, see the following help topics:

CPT Interpretation

The input data for CPT Interpretation is:

  • Cone Resistance, qc
  • Sleeve Resistance, fs
  • Pore Pressure, u2

The CPT Interpretation results are available in both graphical and tabular format. The following parameters are calculated:

  • Friction Ratio
  • Corrected Cone Resistance
  • Equilibrium Pore Pressure
  • Gamma
  • Effective Overburden Stress
  • Total Overburden Stress
  • Stress Normalized Cone Resistance
  • Stress Normalized Friction Ratio
  • Shear Wave Velocity
  • Normalized Qt
  • Hydraulic Conductivity
  • Lateral Stress Coefficient
  • Soil Sensitivity
  • Constrained Modulus
  • Relative Density
  • Young's Modulus
  • Maximum Shear Modulus
  • Undrained Shear Strength
  • Fines Content
  • Overconsolidation Ratio
  • Stress Exponent
  • Normalized Pore Pressure
  • Soil Type Index
  • Normalized Excess Penetration Pore Pressure
  • Equivalent SPT N60
  • Robertson 1986 SBT
  • Robertson 1990 SBT
  • Schneider 2008
  • Secondary compression Index (Cae) - Tonni and Simonini (2013)
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