Environmental Engineering Reference
In-Depth Information
42
43
44
1
1.5
2.0
2.5
3.0
80
120
160
200
Carbonate content (%)
Unconfined compressive strength (kPa)
FIGURE 12.3
Proiles of carbonate content and unconined compressive strength for sediments from the off-shore Haneda.
200
0
64
1
Increase or decrease in
unconfined compressive
strength with depth
∆
q
u
/∆
C
= 64 kPa/%
-200
-400
-6
-4
-2
0
2
Carbonate profile ∆
C
/∆
D
(%/m)
FIGURE 12.4
Effects of carbonate content on unconined compressive strength for silty sediments with a depth of approxi-
mately 40 m.
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