Design of geotechnical engineering problems that involve d F$KrwDK
dynamic loading of soils and soil–structure interaction N%O[
systems requires the determination of two important DeA @0HOxh
parameters, the shear modulus and the damping 7. %f01/i
of the soils. The recent developments in the numerical ;)gLjF/F7
analyses for the nonlinear dynamic responses of grounds R @"`~#$$
due to strong earthquake motions have increased the 5+`=t07^et
demand for the dynamic soil properties corresponding >[K0=nA
to large strain level also. Further, the most common cause c+1vqbqHG
of ground failure during earthquakes is the liquefaction m DZ=Due1
phenomenon which has produced severe damage all
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over the world. This paper summarizes the methods of bKYY{V55
determining the dynamic properties as well as potential '#H&:Htm;L
for liquefaction of soils. Parameters affecting the dynamic AvZXRN1:'
properties and liquefaction have been brought out. ab{;Z 5O
A simple procedure of obtaining the dynamic properties N].4"0Jv-D
of layered ground has been highlighted. Results of a !{IC[g n
series of cyclic triaxial tests on liquefiable sands collected %n jOX#.w
from the sites close to the Sabarmati river belt have been GL/ K B
presented.
