Constituents (%) | Sand (%) | Kaolin (%) | Reconstituted soil (SNT) (%) | Bentonite (%) | Cement (%) |
---|---|---|---|---|---|
37.87 | 19.11 | 19.35 | 27.47 | 6.62 | |
2.31 | 17.00 | 13.48 | 10.24 | 2.27 | |
1.63 | 1.15 | 1.29 | 1.71 | 2.30 | |
5.41 | 0.14 | 1.86 | 1.08 | 40.30 | |
0.54 | 0.28 | 0.46 | 1.55 | 0.65 | |
0.60 | 1.57 | 0.91 | 5.70 | 1.32 |
Coefficient of uniformity, Cu | 2.78 | |
Coefficient of curvature, Cc | 1.05 | |
Sand equivalent, Es (%) | 74.01 | |
Specific density, Gs | 2.66 | |
Liquidity limit, Wl (%) | 48.52 | |
Plasticity limit, Wp (%) | 33.82 | |
Specific density, Gs | 2.70 | |
Activity, Ac (%) | 1.20 | |
Coefficient of uniformity, Cu | 2.81 | |
Coefficient of curvature, Cc | 1.05 | |
Liquidity limit, Wl (%) | 21.64 | |
Plasticity limit, Wp (%) | 16.79 | |
Sand equivalent, Es (%) | 65.93 | |
Specific density, Gs | 2.65 | |
Dry density, gdmax (g/cm3) | 1.90 | |
Optimum water content, Wopt (%) | 10.42 | |
Specific surface area , SSA (m2/g) | 872.00 | |
Bulk density, Gs | 2.72 | |
Swelling index ,SI (cm3/g) | 35.00 | |
Plate water absorption ,PWA (%) | 885.00 | |
Blue methylene value, MBV | 29.41 | |
pH | 9.90 | |
Plasticity index, Ip (%) | 117.54 | |
Specific weight ,Gs (g/cm3) | 3.04 | |
Normal consistency , NC (% H2O) | 27.44 | |
Shrinkage , Wr (mm/m) | 417.00 | |
Refusal on sieve 45 mm, RS (%) | 12.42 | |
Compressive strength at 28 days,CR | 44.07 | |
(MPa) |
Untreated soil (sand+kaolin) | Soil treated with [bentonite (B)+cement (C)] |
---|---|
SNT (75%+25%) | SNT + (10%B+2%C) |
SNT + (8%B+4%C) | |
SNT + (6%B+6%C) | |
SNT + (4%B+8%C) | |
SNT + (2%B+10%C) |
Type of soils | Water content (%) | 4 | 6 | 8 | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Number of strokes, Ec | 30 | 50 | 70 | 30 | 50 | 70 | 30 | 50 | 70 | |
0.504 | 0.465 | 0.429 | 0.500 | 0.451 | 0.403 | 0.497 | 0.446 | 0.396 | ||
21.328 | 23.767 | 26.767 | 31.800 | 35.255 | 39.454 | 42.063 | 45.591 | 49.417 | ||
8.350 | 5.232 | 3.578 | 8.166 | 5.105 | 3.104 | 7.712 | 4.390 | 2.239 | ||
0.491 | 0.459 | 0.426 | 0.487 | 0.444 | 0.400 | 0.486 | 0.440 | 0.393 | ||
18.271 | 20.181 | 22.595 | 27.351 | 30.000 | 33.300 | 36.171 | 38.700 | 41.700 | ||
6.796 | 4.722 | 2.153 | 6.392 | 4.239 | 2.000 | 5.750 | 3.818 | 1.753 | ||
0.469 | 0.447 | 0.419 | 0.467 | 0.428 | 0.396 | 0.459 | 0.425 | 0.389 | ||
19.172 | 20.705 | 22.622 | 28.265 | 30.841 | 33.334 | 37.526 | 39.373 | 42.004 | ||
2.393 | 1.539 | 1.054 | 2.129 | 1.519 | 1.047 | 2.097 | 1.502 | 0.565 | ||
0.480 | 0.453 | 0.422 | 0.477 | 0.436 | 0.398 | 0.473 | 0.433 | 0.391 | ||
18.700 | 20.415 | 22.608 | 27.800 | 30.412 | 33.316 | 36.834 | 39.028 | 41.895 | ||
2.764 | 2.456 | 1.439 | 2.362 | 1.591 | 1.432 | 2.074 | 1.464 | 0.916 | ||
0.451 | 0.437 | 0.410 | 0.446 | 0.413 | 0.392 | 0.437 | 0.412 | 0.384 | ||
20.411 | 21.650 | 23.230 | 30.000 | 32.400 | 34.132 | 39.556 | 40.823 | 43.512 | ||
1.500 | 0.706 | 0.662 | 1.659 | 0.495 | 0.462 | 1.102 | 0.209 | 0.220 | ||
0.460 | 0.442 | 0.415 | 0.457 | 0.420 | 0.394 | 0.447 | 0.418 | 0.386 | ||
19.686 | 21.052 | 22.800 | 28.884 | 31.428 | 33.502 | 38.260 | 39.819 | 42.409 | ||
1.559 | 0.789 | 0.797 | 1.754 | 0.560 | 0.516 | 1.433 | 0.578 | 0.336 |
Soils | Wl (%) | Wp (%) | Wopt (%) | gd max (g/cm3) |
---|---|---|---|---|
21.64 | 16.79 | 10.425 | 1.900 | |
32.49 | 24.59 | 13.235 | 1.804 | |
32.20 | 25.49 | 13.154 | 1.810 | |
32.05 | 25.61 | 11.015 | 1.826 | |
25.32 | 21.12 | 10.606 | 1.861 | |
23.32 | 19.50 | 10.602 | 1.884 |
Soil types | SNT | SNT+ (10%B+2%C) | SNT+ (8%B+4%C) | SNT+ (6%B+6%C) | SNT+ (4%B+8%C) | SNT+ (2%B+10%C) | |
---|---|---|---|---|---|---|---|
34.76 | 63.70 | 83.09 | 76.71 | 104.54 | 88.51 | ||
37.68 | 27.74 | 23.22 | 23.79 | 18.60 | 23.02 | ||
33.33 | 60.00 | 79.37 | 71.45 | 102.29 | 85.53 | ||
35.66 | 27.02 | 24.05 | 24.20 | 18.37 | 23.54 | ||
31.36 | 52.00 | 69.11 | 59.54 | 86.56 | 77.21 | ||
33.20 | 25.64 | 21.25 | 23.63 | 16.51 | 19.08 |
CP(%) | Susceptibility to collapse |
---|---|
0–1 | No problem |
1–5 | Moderate trouble |
5–10 | Trouble |
10–20 | Severe trouble |
>20 | Very severe trouble |