Etabs 20.1 0 High Quality Crack -

| Metric | Formula | Threshold for 0‑Crack Flag | |--------|---------|-----------------------------| | Relative Crack Width RCW = CrackWidth / ElementLength | RCW ≤ 1.0e‑6 | Flag | | Energy Consistency ΔE = |SED_current - SED_previous| | ΔE ≤ 1.0 J/m³ | Flag | | Solver Damping α (from MNR log) | α = 0 | Flag |

A (Fig. 1) visualizes this interaction.

| Metric | Formula | Threshold for 0‑Crack Flag | |--------|---------|-----------------------------| | Relative Crack Width RCW = CrackWidth / ElementLength | RCW ≤ 1.0e‑6 | Flag | | Energy Consistency ΔE = |SED_current - SED_previous| | ΔE ≤ 1.0 J/m³ | Flag | | Solver Damping α (from MNR log) | α = 0 | Flag |

A (Fig. 1) visualizes this interaction.