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Theory Overview

The UnWedge Theory documents describe the methods used in UnWedge to calculate the wedge Factor of Safety, Water Pressure Grid Interpolation, Supports, and Statistics.

Factor of Safety

Water Pressure Grid

  • Interpolation Method


  • Bolt Support Force
  • Bolt Force Diagrams
  • Bolt Failure Modes
  • Shotcrete Support Force
  • Active/Passive Force Application

Probabilistic Analysis

  • Random Variables
  • Statistical Distributions
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