Design of geotechnical engineering problems that involve +pG+ xI
dynamic loading of soils and soil–structure interaction 2F*>&n&Db7
systems requires the determination of two important XgX~K:<jt
parameters, the shear modulus and the damping 3 6{OE !,i
of the soils. The recent developments in the numerical Lqxh y s
analyses for the nonlinear dynamic responses of grounds Nzgi)xX0HX
due to strong earthquake motions have increased the `Gv\"|Gn
demand for the dynamic soil properties corresponding rK'Lvt@w
to large strain level also. Further, the most common cause KwHN c\\
of ground failure during earthquakes is the liquefaction
3}s]F/e
phenomenon which has produced severe damage all D+:s{IcL<
over the world. This paper summarizes the methods of KF#^ MEw%
determining the dynamic properties as well as potential +&)/dHbL`]
for liquefaction of soils. Parameters affecting the dynamic })<u ~r
properties and liquefaction have been brought out. DgcS@ N
A simple procedure of obtaining the dynamic properties ByP<-Deh
of layered ground has been highlighted. Results of a tf 7HhOCYX
series of cyclic triaxial tests on liquefiable sands collected az
