Infrastructures,
Journal Year:
2024,
Volume and Issue:
9(8), P. 122 - 122
Published: July 25, 2024
Rammed
earth
blocks
have
recently
gained
substantial
popularity
in
construction
materials
due
to
their
environmental
benefits,
energy
saving,
and
financial
effectiveness.
These
benefits
are
even
more
pronounced
if
waste
such
as
olive
ash
(OWA)
incorporated
rammed
blocks.
There
is
limited
information
on
the
use
of
OWA
This
paper
investigates
cement
improving
block
characteristics.
was
partially
replace
soil
by
10,
20,
30
40%
its
weight
added
percentages
2,
4,
6
8%
dry
composite
soil.
Proctor,
unconfined
compressive
strength
(UCS),
California
Bearing
Ratio
(CBR)
tests
were
performed
at
7,
28,
56
days.
Results
indicated
that
inclusion
decreased
maximum
density
while
it
increased
optimum
moisture
content.
However,
addition
improved
The
UCS
results
revealed
possessed
cementitious
pozzolanic
behavior,
mechanical
properties
up
30%
inclusion,
after
which
there
a
significant
drop
40%.
trend
CBR
similar
those
UCS.
To
further
clarify
experimental
results,
mathematical
model
proposed
determine
variation
function
time.
Furthermore,
correlations
between
conducted.
Predicted
equations
developed
block.
All
all,
stabilized
suggests
potential
improve
Materials,
Journal Year:
2023,
Volume and Issue:
16(13), P. 4517 - 4517
Published: June 21, 2023
In
this
paper,
ground
granulated
blast
furnace
slag,
steel
red
mud,
waste
ceramic
powder,
and
desulfurization
gypsum
were
used
as
raw
materials
to
develop
a
kind
of
multi-source
solid-waste-based
soft
soil
solidification
material.
Three
ratios
the
strength
activity
index
determine
fractions
different
solid
wastes.
The
mineralogical
microstructural
characterization
was
analyzed
by
X-ray
diffraction
(XRD),
scanning
electron
microscope
(SEM),
thermogravimetric
analysis–differential
calorimetry
(TG&DSC)
tests.
results
showed
that
unconfined
compressive
three
types
increases
with
an
increase
in
content
solidifying
agent.
failure
strain
stabilized
decreases
from
1.0–1.3%
0.75–1.0%,
mode
gradually
changes
plastic
brittle
failure.
optimum
agent
determined
be
17%
(the
lime
saturation
factor
(KH),
silica
modulus
(SM),
alumina
(IM)
set
0.68,
1.74,
1.70,
respectively),
(28
d)
solidified
(sandy
soil,
silty
clay,
organic
clay)
3.16
MPa,
2.05
1.04
respectively.
Both
measurements
can
satisfy
technical
requirements
for
cement–soil
mixing
pile,
suggesting
possibility
using
various
substitute
cement.
Buildings,
Journal Year:
2023,
Volume and Issue:
13(7), P. 1707 - 1707
Published: July 4, 2023
Solidifying
shield
muck
with
calcium
carbide
slag
and
fly
ash
as
curing
agents
was
proposed
a
highly
efficient
method
for
reusing
waste
muck.
The
compaction
test,
unconfined
compression
dry–wet
cycle
test
were
used
to
evaluate
the
compressive
strength,
water
immersion
stability,
durability
of
cured
soil.
stress–strain
curve
microscopic
employed
analyze
damage
law,
mineral
composition,
morphology
soil,
mechanism
slag–fly
ash-cured
It
found
that
can
significantly
improve
strength
muck,
soil
increases
then
decreases
an
increase
in
age.
highest
when
content
10%
15%,
respectively.
Dry–wet
tests
showed
specimens
had
good
stability
durability,
specimen
changed
from
strain
hardening
softening
after
cycles.
internal
particles
mainly
cemented
filled
C-(A)-S-H
colloid
alumina
(AFt),
which
both
support
pores
between
form
skeleton
structure
enhance
lend
it
mechanical
properties.
