Vibration Isolation Mechanism of Concrete Piles for Rayleigh Waves on Sand Foundations

Table 5

Dissipation characteristics of ζ.

Procedure	Range (m)	Decline rate (m^−1)	Evaluation
Step 1	<0.2	2	Rapid
Step 2	0.2∼0.4	0	Steady
Step 3	0.4∼0.7	1.2	Neutral
Step 4	>0.7	0.14	Placid