Study of Passive Isolation of Deep Foundations in Sandy ... - Ejge.com

Vol. 16 [2011], Bund. Q 1310
Average amplitude reduction
ratio
0.64
0.63
0.62
0.61
0.60
0.59
0.58
0.57
Depth of trench= 25 (m)
0.56
0.00 0.50 1.00 1.50 2.00 2.50 3.00
Normalized trench location (L/H)
D=0 ,H=25 D=5 ,H=25 D=10 ,H=25 D=15 ,H=25
Poly. (D=0 ,H=25) Poly. (D=5 ,H=25) Poly. (D=10 ,H=25) Poly. (D=15 ,H=25)
Figure 15: Effect of trench Location (H=25, Loading frequency=50Hz, Soil 1)
Average amplitude reduction
ratio
1.20
1.00
0.80
0.60
0.40
0.20
Depth of trench= 10 (m)
0.00
0.00 1.00 2.00 3.00 4.00 5.00 6.00 7.00 8.00
Normalized trench location (L/H)
D=0 ,H=10 D=5 ,H=10 D=10 ,H=10 D=15 ,H=10
Poly. (D=0 ,H=10) Poly. (D=5 ,H=10) Poly. (D=10 ,H=10) Poly. (D=15 ,H=10)
Figure 16: Effect of trench Location (H=10, Loading frequency=50Hz, Soil 2)