Worked examples A.J.Bond, B.Schuppener, G.Scarpelli, T.L.L.Orr
Qt 100
200
300
400
500
0
0
0
5
5
10
10
15
15
z (m)
z (m)
0
Fr
20
50
100
20
25
25
30
30
35
35
40
40 Fig.A.3.8 Normalized point resistance and friction from CPTu tests
More correlations for fine grained soils give: cu=(qt-ﾏプ0)/Nk
undrained shear strength (assumed Nk = 19)
Eu -
undrained modulus (it can be obtained from the plot of Fig.A.3.9)
Ed -
oedometric modulus Ed (MPa) = 4qc
(if qc > 10 MPa)
109
150