Proportion of lateritic soil | Proportion of granite crushed | Samo formulation index | ||
0/5 | 5/15 | 0/15 | ||
100 | 0 | S | ||
85 | 15 | S15-0/5 | S15-5/15 | S15-0/15 |
80 | 20 | S20-0/5 | S20-5/15 | S20-0/15 |
70 | 30 | S30-0/5 | S30-5/15 | S30-0/15 |
60 | 40 | S40-0/5 | S40-5/15 | S40-0/15 |