Geotechnical parameters | 0/20 mm class | CEBTP specifications (1984) | |
Subbase layer | Base layer | ||
Particles ≤ 0.080 mm size (% by weight) | 13.5 | 5 - 30 | 5 - 25 |
Liquid limit (LL) | 32.5 | <40 | <35 |
Plasticity index (PI) | 18.5 | 5-22 | 5-20 |
Methylene blue values of the soil (MBV) (g/100 g) | 0.17 | <5 | <5 |
Maximum dry density (gd max (kN/m3) | 18.9 | 18.0 - 20.0 | 21.0 - 23.0 |
CBR index at 95% of the OMP | 53 | 30 - 60 | ≥80 |
Classification in (LCPC/SETRA, 2000) | B4 |