100
0
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
10
20
30
40
50
60
70
80
90
10
20
30
40
50
Values of
(%)D
Values of
(%)C
Sheet pile not at end
Note 1: To find E for any
and base ratio b 1 /b read C
for base ratio (1 b 1 /b) for that
value of and subtract from 100.00
Note 2: To get D for values of
b 1 /b 0.5, read D for base
ratio (1 b 1 /b) and subtract from 100.00
0.10
Ratiob 1 /b
0.25
0.50
1.0
1.5
2.0
3.0
5.0
7.0
9.0
12.0
18.0
&
Curve
sof
C
Curv
esof
D
30.0
20.0
10.0
6.0
4.0
2.5
1.5
0.75
0.5
Hs
b
ECd
D
b (^1) b/d
Fig. 9.7 Khosla’s pressure chart with intermediate pile
b
d
U/S pile
C%
d
D/S pile
D
b 1 C%
b 1
Fig. 9.8 Mutual interference of piles