an engineering geological characterisation of tropical clays - GBV
an engineering geological characterisation of tropical clays - GBV
an engineering geological characterisation of tropical clays - GBV
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100<br />
Table 7.7. Results <strong>of</strong> grain size <strong>an</strong>alysis for black <strong>clays</strong> <strong>an</strong>d red soils in this study.<br />
Pr<strong>of</strong>ile<br />
Sample No. Clay (%) Silt (%) S<strong>an</strong>d (%) Gravel (%) % fines<br />
Class<br />
(BS 1377: 1975)<br />
SA1-30cm 18 72 8 2 90 clayey silt<br />
A SA1-50cm 16 56 12 16 72 clayey silt<br />
SA2-30cm 26 64 8 2 90 silty clay with s<strong>an</strong>d<br />
(black <strong>clays</strong>) SA2-70cm 26 62 9 3 88 silty clay with s<strong>an</strong>d<br />
SA2-105cm 24 61 9 6 85 silty clay with s<strong>an</strong>d<br />
SA28-30cm 23 71 5 1 94 silty clay with s<strong>an</strong>d<br />
SA28-50cm 18 70 6 6 88 clayey silt<br />
SA37-30cm 32 57 9 2 89 silty clay<br />
SA37-50cm 31 61 4 4 92 silty clay<br />
SA37-80cm 34 56 8 2 90 silty clay<br />
SA41-30cm 37 59 3 1 96 silty clay<br />
SA41-50cm 44 45 6 5 89 clay<br />
SB1-30cm 30 60 6 4 90 silty clay<br />
B SB1-50cm 26 65 6 3 91 silty clay with s<strong>an</strong>d<br />
SB1-70cm 25 66 5 4 91 silty clay with s<strong>an</strong>d<br />
(black <strong>clays</strong>) SB5-30cm 29 60 7 4 89 silty clay with s<strong>an</strong>d<br />
SB5-50cm 25 66 6 3 91 silty clay with s<strong>an</strong>d<br />
SB5-70cm 26 64 6 4 90 silty clay with s<strong>an</strong>d<br />
SB7-30cm 31 58 7 4 89 silty clay<br />
SB7-50cm 27 64 6 3 91 silty clay with s<strong>an</strong>d<br />
SB7-70cm 26 64 6 4 90 silty clay with s<strong>an</strong>d<br />
SB18-30cm 13 71 8 8 84 clayey silt<br />
SB18-50cm 14 74 9 3 88 clayey silt<br />
SB27-30cm 32 62 4 2 94 silty clay<br />
SB27-50cm 33 59 5 3 92 silty clay<br />
SB31-30cm 35 55 5 5 90 silty clay<br />
SB31-50cm 30 63 5 2 93 silty clay<br />
SB41-30cm 20 68 9 3 88 clayey silt<br />
SB41-50cm 22 64 7 7 86 silty clay with s<strong>an</strong>d<br />
SB42-30cm 23 65 9 3 88 silty clay with s<strong>an</strong>d<br />
SB42-50cm 21 65 8 6 86 silty clay with s<strong>an</strong>d<br />
SC1-30cm 30 57 9 4 87 silty clay<br />
C SC1-50cm 27 63 7 3 90 silty clay with s<strong>an</strong>d<br />
SC5-30cm 31 57 8 4 88 silty clay<br />
(black <strong>clays</strong>) SC5-50cm 27 64 6 3 91 silty clay with s<strong>an</strong>d<br />
SC9-30cm 31 58 7 4 89 silty clay<br />
SC9-50cm 27 62 8 3 89 silty clay with s<strong>an</strong>d<br />
SC17-30cm 29 59 8 4 88 silty clay with s<strong>an</strong>d<br />
SC17-50cm 27 59 6 8 86 silty clay with s<strong>an</strong>d<br />
SC25-30cm 23 71 5 1 94 silty clay with s<strong>an</strong>d<br />
SC25-50cm 18 71 5 6 89 clayey silt<br />
SC29-30cm 28 63 8 1 91 silty clay with s<strong>an</strong>d<br />
SC29-50cm 26 66 7 1 92 silty clay with s<strong>an</strong>d<br />
SC33-30cm 27 64 8 1 91 silty clay with s<strong>an</strong>d<br />
SC33-50cm 28 63 8 1 91 silty clay with s<strong>an</strong>d<br />
SC41-30cm 16 58 8 18 74 clayey silt<br />
SC41-50cm 19 66 8 7 85 clayey silt