Phase2 Theory

The following topics are covered in the Phase2 Theory documentation.

General

Convergence Criteria

Strain

Bolts

Bolt Formulation

Bolts Crossing Joints

Liners

Liner Yielding

Equivalent Properties for Steel Set / Shotcrete Liners

Joints

Estimating Joint Stiffness

Joint Networks

Strength Factor

Strength Factor Equations

Field Stress

In-Situ Stress States for Soils

Material Properties

Plasticity Models

Cam-Clay and Modified Cam-Clay Critical State Strength Models

Conversion of non-linear strength envelopes to Generalized Hoek-Brown envelopes