Parameter | RMRb value | ||||
---|---|---|---|---|---|
Length | < 1 m (6) | 1–3 m (4) | 3–10 m (2) | 10–20 m (1) | > 20 m (0) |
Gaps | - (6) | < 0,1 mm (5) | 0,1–1 mm (4) | 1–5 mm (1) | > 5 mm (0) |
Roughness | Very rough (6) | Rough (5) | Moderate (3) | Smooth (2) | Very smooth (0) |
Filling | - (6) | Hard | Soft | ||
< 5 mm (4) | > 5 mm (2) | < 5 mm (2) | > 5 mm (0) | ||
Weathering | None (6) | Slightly weathered (5) | Moderate (3) | Mainly weathered (1) | Very weathered (0) |