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Technical Specifications

Design Standards

  • Eurocode 7 (partial factors)
  • Applied to deterministic, probabilistic, and sensitivity analyses

Deterministic Analysis

  • Calculate factor of safety
  • Display critical mode of failure for each block (toppling, sliding, stable)
  • Eurocode design standard

Exporting Results

  • DXF fi le for exporting geometry to RS2
  • One-click export of data and charts to Excel
  • Copy to Clipboard
  • Export image files
  • Info Viewer analysis summary

External Loading

  • Rock bolts
  • Line loads
  • Distributed loads
  • Water pressure (phreatic surface, joint percent fill)
  • Seismic loads (coefficients)
  • Toppling models
  • Block toppling
  • Block flexure toppling
  • User input point of force application ratio depending on the failure mode of the block above

Probabilistic Analysis

  • Define statistical distributions for geometric, strength, and external loading variables
  • Calculate probability of failure
  • Distributions—normal, lognormal, uniform, triangular, exponential, beta, gamma
  • Monte Carlo and Latin Hypercube sampling
  • Pseudo-random sampling
  • Histogram (with best fi t distribution), cumulative, and scatter plots (with regression line)
  • Interactive sampler for different plots

Rock Properties

  • Unit weight
  • Joint shear strength: Mohr-Coulomb, Barton-Bandis
  • Joint tensile strength
  • Different strength for base and toppling discontinuities

Sensitivity Analysis

  • Determine effect of individual variables on factor of safety
  • Define minimum and maximum values for any geometric, strength, or external loading variable
  • Multiple variables on one plot

Slope Properties

  • Slope angle
  • Upper slope angle
  • Slope height
  • Overall base inclination
  • Bedding dip
  • Bedding width

Viewing Options

  • 3D interactive view—rotate and mousedrag-induced toppling
  • 2D view with dimensioning and application of external loads
  • Customizable display options
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