Vibro compaction of granular soils 97
Tip resistance, q
c (tsf)
Soil index value (I
c )
Approximate fines
content (%)
Cumulative liquefaction
settlement (in)
Depth (ft)
0
5
10
15
20
25
30
35
40
45
50
Depth (ft)
0
5
10
15
20
25
30
35
40
45
50
Depth (ft)
0
5
10
15
20
25
30
35
40
45
50
Depth (ft)
0
5
10
15
20
25
30
35
40
45
50
0
5 0
100
150
200
0 20 40 60 80 100
0
1
2
3
4
1.0
2.0
3.0
4.0
Post-CPT
Pre-CPT
Post-CPT
Pre-CPT
Figure 3.47 Comparison between pre and posttreatment CPT before I
c correction. (Courtesy of Hayward Baker, Hanover, MD.)