Baseline values in lb/in. (N/mm)
| Density | Ballast | Wood | Concrete |
|---|---|---|---|
| Post-surface | New | 84.9 (15) | Limited data |
| Post-surface | Degraded | 52.4 (9.2) | 80.0 (14) |
| Consolidated | New | 125.8 (22) | Limited data |
| Consolidated | Degraded | 106.9 (19) | 142.3 (25) |
| Density | Ballast | Wood | Concrete |
|---|---|---|---|
| Post-surface | New | 84.9 (15) | Limited data |
| Post-surface | Degraded | 52.4 (9.2) | 80.0 (14) |
| Consolidated | New | 125.8 (22) | Limited data |
| Consolidated | Degraded | 106.9 (19) | 142.3 (25) |
Source(s): Authors’ own work
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