Table 1:
Hydraulic and mechanical properties of soil layers of southern airshaft foundation.
No.
Soil layer
Thickness of soil layer (m)
Coefficient of permeability (cm/s)
Modulus of compressibility (MPa)
Miscellaneous fill soil
0.70~3.10
—
Plain fill soil
0.30~6.00
6.5
Sandy silt
3.4
7.0
Sandy silt
3.50~9.70
8.5
Sandy silt
1.00~5.90
5.5
Silty sand and sandy silt
1.60~7.00
7.0
Silt
4.20~10.95
10.0
Sandy silt
0.80~6.20
5.5
Silt
—
10.5
Silty soft clay
2.60~6.70
2.6
Silty soft clay
1.50~3.70
2.7
Silty soft clay
1.00~8.30
2.8
Silt
0.50~3.85
8.0
Silty soft clay
0.80~8.20
3.0
Silty-fine sand
1.80~8.50
8.5
Silty clay
1.90~4.30
3.2
Silty clay
2.80~4.60
4.5
(14)
1
Medium sand
—
11.0
(14)
2
Rounded pebble
—
—