Soil sample
100%B+0 %K 90%B+10 %K 80%B+20 %K 70%B+30 %K 60%B+40 %K 50%B+50 %K 30%B+70 %K 0%B+100 %K
Untreated Sample
Treated Sample with (1.5%
Treated Sam
Swelling Pressure
Percent Swell
Free Swell Index
Lime) Swelling Pressure
Percent Swell
Free Swell Index
Swelling Pressure
381.93
25.24
530
308.46
19.61
456.59
247.10
351.43
21.25
485.125
282.84
17.92
419.45
238.53
328.20
18.75
472.73
254.73
16.79
387.74
220.40
284.40
17.50
373.12
233.23
13.90
315.23
196.56
254.20
15.49
313.75
225.92
12.86
267.25
173.27
240
14.3
273.10
187.73
10.67
203.16
140.08
194.31
12.18
195.23
163.58
10.29
151.23
118.42
53.45
4.52
17.92
45.36
3.39
15.36
35.22
10%FA+1.5%lime
10%FA+3%lime 342.67 316.61 298.52 242.71 201.37 154.69 102.28 12.96
250.18 232.23 226.68 176.32 137.46 98.25 72.19 11.57
Soil sample
Untreate d
1.5% lime
3% lime
Swelling Pressure (kPa) 10% 20% 20%FA+1.5%l FA FA ime
A
381.93
308.46
247.10
B
351.43
282.84
238.53
C
328.20
254.73
220.40
D
284.40
233.23
196.56
E
254.20
225.92
173.27
F
240
187.73
140.08
G
194.31
163.58
118.42
H
53.45
45.36
35.22
Soil sample A B C D E F G H
Untreate d 25.24 21.25 18.75 17.50 15.49 14.3 12.18 4.52
1.5% lime 19.61 17.92 16.79 13.90 12.86 10.67 10.29 3.39
3% lime 16.86 15.84 14.78 11.06 10.72 7.51 6.83 2.25
323.4 0 295.6 8 281.6 3 240.5 8 234.9 1 192.9 9 171.8 7 46.23
285.7 6 260.2 5 242.1 5 211.5 9 189.8 4 159.8 5 134.4 5 37.62
178.28
48.84
158.92
36.98
127.43
29.53
118.12
25.32
109.03
24.96
79.12
23.40
76.19
22.17
26.91
14.19
Percent Swell (%) 10% 20% 20%FA+1.5%l FA FA ime 20.14 18.53 17.08 14.23 13.10 11.09 10.64 3.83
17.14 16.24 15.11 11.68 11.08 8.17 7.23 2.59
20%FA+3%li me
8.47 7.87 7.18 6.39 5.91 5.54 5.25 1.39
20%FA+3%li me 3.83 3.61 2.82 2.55 2.12 2.02 1.53 0.79
Free Swell Index (%) 10% 20% 20%FA+1.5%l FA FA ime
Soil sample
Untreate d
1.5% lime
3% lime
A
530
446.59
386.65
B
485.12
409.45
345.75
C
472.73
377.74
316.34
D
373.12
305.23
259.24
E
313.75
257.25
208.62
F
273.10
193.16
156.75
G
195.23
141.23
122.35
H
17.92
15.36
13.25
455.3 4 438.2 4 348.4 2 319.6 7 275.4 3 211.2 6 154.3 5 15.98
404.8 4 371.5 6 317.2 8 278.1 5 232.3 6 186.8 2 129.3 5 14.12
258.27
92.67
239.98
77.24
230.84
69.88
178.35
53.25
141.58
48.79
100.86
40.28
79.65
31.82
12.82
9.68
Untreated Soil Samples
S OIL
A B C D E
Compositio n
100%B+0% K 90%B+10% K 80%B+20% K 70%B+30% K 60%B+40% K
INITIAL CONDITIONS w γd S γb
FINAL CONDITIONS w
γd
S
γb
(%) (g/cc (%) (g/cc ) )
(%)
(g/cc )
(%)
(g/cc )
3 .61 3 .85 3 .86 3 .82 3 .64
44.4 0 46.4 5 43.2 8 44.8 3 41.3 2
1.17
1.69
1.17
99.7 8 100
1.16
100
1.66
1.18
100
1.67
1.18
100
1.59
1.16 1.15 1.15 1.16 1.17
7. 44 7. 76 7 .79 7 .69 7 .49
1.20 1.19 1.19 1.21 1.21
20%FA+3%li me
1.71
F G H
50%B+50% K 30%B+70% K 0%B+100% K
3 .68 3 .75 3 .78
1.16 1.16 1.16
7 .55 7 .65 7 .66
1.20 1.20 1.20
INITIAL CONDITIONS w γd S γb
42.5 1 43.5 3 44.5 4
1.19 1.18 1.17
99.9 1 99.6 7 100
1.63 1.62 1.68
FINAL CONDITIONS w γd S γb
S OIL
Compositi on
(%)
(g/c c)
(%)
(g/c c)
(%)
(g/c c)
(%)
(g/c c)
A
100%B+0 %K 90%B+10 %K 80%B+20 %K 70%B+30 %K 60%B+40 %K 50%B+50 %K 30%B+70 %K 0%B+100 %K
3 .61 3 .85 3 .86 3 .82 3 .64 3 .68 3 .75 3 .78
1.16
7. 44 7. 76 7 .79 7 .69 7 .49 7 .55 7 .65 7 .66
1.20
44.4 0 46.4 5 43.2 8 44.8 3 41.3 2 42.5 1 43.5 3 44.5 4
1.17
1.69
1.17
99.7 8 100
1.16
100
1.66
1.18
100
1.67
1.18
100
1.59
1.19
99.9 1 99.6 7 100
1.63
B C D E F G H
1.15 1.15 1.16 1.17 1.16 1.16 1.16
1.19 1.19 1.21 1.21 1.20 1.20 1.20
1.18 1.17
1.71
1.62 1.68