Infrastructures,
Journal Year:
2024,
Volume and Issue:
9(11), P. 202 - 202
Published: Nov. 11, 2024
This
paper
proposes
a
method
to
investigate
the
design
properties
of
geotechnical
seismic
isolation
(GSI).
technique
has
been
object
many
research
contributions,
both
experimental
and
numerical.
However,
methods
that
may
be
used
by
practitioners
for
procedures
are
still
unavailable.
The
formulation
presented
herein
preliminary
assessments
two
important
properties:
thickness
shear
wave
velocity.
Three-dimensional
advanced
numerical
simulations
were
performed
with
state-of-the-art
platform
OpenSees
in
order
verify
analytical
on
benchmark
case
study.
elongation
ratio
taken
as
relevant
parameter
discuss
efficiency
GSI
decoupling
soil
from
structure.
main
findings
consist
assessing
dependency
parameters:
velocity
layer.
In
this
regard,
novel
was
proposed
make
can
practical
applications.
Buildings,
Journal Year:
2025,
Volume and Issue:
15(8), P. 1314 - 1314
Published: April 16, 2025
The
soil
parameters
of
artificial
foundations
exhibit
significant
spatial
variability
due
to
particle
sorting
during
the
filling
process,
which
follows
a
trend
that
is
distinct
from
natural
soft
foundations.
Based
on
this
observation,
non-stationary
random
field
model
proposed,
in
undrained
shear
strength
decreases
along
horizontal
direction
and
increases
vertical
deposition
direction.
impact
bearing
capacity
pile
analyzed
discussed
with
Monte
Carlo
simulations.
results
indicate
mean
coefficient
variation
significantly
affect
ultimate
foundations,
whereas
effects
correlation
distance
are
relatively
minor.
Under
influence
coefficient,
between
backfill
entrance.
Moreover,
rate
decrease
diminishes
linearly
coefficient.
A
predictive
formula
for
its
applicability
verified.
