Design of geotechnical engineering problems that involve hE}y/A[
dynamic loading of soils and soil–structure interaction )W3kBDD
systems requires the determination of two important ^1z)\p1
parameters, the shear modulus and the damping P<IZ%eS3B
of the soils. The recent developments in the numerical \%]!/&>{6
analyses for the nonlinear dynamic responses of grounds Hp- vBoEk
due to strong earthquake motions have increased the B3V+/o6
demand for the dynamic soil properties corresponding _Wo(;'.
to large strain level also. Further, the most common cause }1Km h]
of ground failure during earthquakes is the liquefaction ~DUOL ~E
phenomenon which has produced severe damage all 420yaw/":
over the world. This paper summarizes the methods of L
^{C4}x=
determining the dynamic properties as well as potential O ftjm
X_
for liquefaction of soils. Parameters affecting the dynamic 2)jf~!o)Z
properties and liquefaction have been brought out. < ~35tOpv
A simple procedure of obtaining the dynamic properties n.xOu`gj
of layered ground has been highlighted. Results of a iLJBiZ+
series of cyclic triaxial tests on liquefiable sands collected jI,?*n<
from the sites close to the Sabarmati river belt have been R ;3!?`
presented.
