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static weight of approximately 30 N equipped with a 105 mm plate. The vibration
time was chosen so as to reach the chosen density. The compaction properties of the
samples used in the study are indicated in Tables 6.3 and 6.4, and the corresponding
points are shown in Figure 6.11.
Figure 6.10.
SEM photos of Perafita sand at enlargements
of 150 (left) and 500 (right)
w
(%)
5.1
6.5
11.1
13.2
13.7
18.0
D x H
mm x mm
70 x 140
160 x 320
70 x 140
160 x 320 70 x 140
70 x 140
e
0.469
0.430
0.509
0.420
0.509
0.529
S
w
(%)
28.9
40.2
58.0
83.6
71.6
90.5
Ref.
[DUF 02]
[HAD 02] [DUF 02]
[HAD 02]
[DUF 02]
Table 6.3.
Conditions of compaction of the samples for
the LPTT and SPTT tests
w
(%)
3.74 6.25 7.5
8.0
9.5
10.4 14.1 14.2 16.1 17.9 18.3
D x H
mm x
mm
70 x
70
70 x
140
70 x
70
70 x
70
70 x
70
70 x
140
70 x
140
70 x
140
70 x
140
70 x
140
70 x
140
e
0.406 0.409 0.404 0.409 0.401 0.490 0.410 0.520 0.520 0.520 0.530
S
w
(%)
24.3 40.5 48.7 54.6 63.2 57.6 93.8 74.1 84.0 95.2 97.4
Ref.
[HAD 02]
[LAN 01]
Table 6.4.
Conditions of compaction of the samples
for the TTu tests
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