Sustainability,
Год журнала:
2024,
Номер
16(18), С. 7978 - 7978
Опубликована: Сен. 12, 2024
Earthen
materials
have
been
used
as
economic
building
since
ancient
times
and
continue
to
be
today,
particularly
in
our
modern
society
that
pursues
sustainability.
As
a
form
of
agricultural
waste,
straw
stalks
are
reused
civil
engineering
avoid
being
burnt,
which
not
only
saves
costs
but
also
avoids
environmental
impacts.
In
the
following
paper,
we
present
an
experimental
study
on
mechanical
properties
rammed
red
clay
reinforced
by
fibers.
Straw
were
cut
into
different
lengths
mixed
evenly
with
proportions
before
compacted.
The
compressive
strength,
flexural
shear
strength
stabilized
analyzed.
results
show
stalks,
single
reinforcing
material,
can
significantly
improve
clay.
had
varying
effects
improving
indexes
When
length
was
15
mm
stalk
content
0
Sust.3%,
best
effect
Arabian Journal for Science and Engineering,
Год журнала:
2024,
Номер
49(10), С. 13651 - 13670
Опубликована: Фев. 19, 2024
Abstract
Expansive
clays
with
high
plasticity
need
to
be
stabilized
prevent
hazards
that
may
arise
due
the
extreme
volume
changes
experienced
moisture
fluctuations.
Utilizing
a
kind
of
natural
and
eco-friendly
sustainable
fiber
named
as
basalt
into
soils
has
become
new
issue
needs
expanded
in
scope.
In
this
paper,
plastic
soil
was
by
these
fibers
reduce
possible
soil-induced
disasters.
Basalt
different
lengths
were
mixed
clay
at
varied
amounts.
Due
soil’s
sensitivity
water,
samples
prepared
distinct
water
contents,
2
on
dry
3
wet
side
optimum.
To
question
whether
strength
loss
change
can
regained
or
not,
tests
performed
both
samples.
Through
tests,
it
revealed
expansive
enhanced
up
280%
content
2%.
The
highest
obtained
approximately
880
kPa
mixing
24
mm
15%
1
2%
ratios.
As
anticipated,
long
(24
mm)
supplied
real
reinforcement
even
contents.
addition,
data
set
used
train
machine
learning
algorithms
(linear,
ridge,
lasso,
support
vector,
decision
tree)
have
just
started
applied
geotechnical
engineering.
Results
proved
that,
tree
regression
outperformed
stress
strain
0.85
R
-squared
(
)
0.91
estimation.
Additionally,
from
feature
importance
analyses
an
85%
97%
strain.
Scientific Reports,
Год журнала:
2025,
Номер
15(1)
Опубликована: Янв. 2, 2025
In
the
framework
of
sustainable
development
and
environmental
preservation,
this
research
aims
to
improve
stability
frost
resistance
sulfate
saline
soil
by
utilizing
industrial
solid
waste.
Geopolymer
materials
containing
fly
ash
(FA)
activated
different
NaOH
concentrations
were
studied
for
study
on
stabilized
with
soil,
used
ranged
from
0.1
0.9.
This
investigates
impact
molar
concentration
number
freeze-thaw
cycles
microstructure
strength
incorporating
FA
geopolymer.
The
XRD,
FTIR,
TG
studies
NaOH-excited
revealed
that
gel
material
grew
increasing
concentration.
increased
then
declined
as
increased,
an
optimum
excitation
0.5
M.
After
28
days
curing
at
20
°C,
its
UCS
splitting
7.18
MPa
1.89
MPa,
respectively.
residual
values
after
5
(12
hours
freezing
followed
12
thawing
+20
°C)
optimal
46.35%
39.92%,
International Journal of Geotechnical Engineering,
Год журнала:
2025,
Номер
unknown, С. 1 - 11
Опубликована: Март 9, 2025
This
study
investigates
the
influence
of
rainfall
patterns
(RP)
on
behaviour
expansive
soil
through
a
series
large-scale
column
experiments.
The
mass
was
compacted
to
an
initial
water
content
10%
and
dry
density
either
1.0
g/cm3
or
1.3
g/cm3.
same
total
amount
introduced
mass;
however,
over
different
times:
a)
6
days
(RP1)
mimic
extreme
event
b)
14
(RP2)
simulate
prolonged
with
low
daily
intensity.
experimental
data
changes
in
content,
suction,
vertical
displacements
revealed
that
swell
influenced
by
influx,
where
RP2
associated
higher
compared
RP1.
It
observed
rate
depended
wetting
front
propagation
density,
while
decreased
depth
active
zone.
