Road Materials and Pavement Design,
Journal Year:
2024,
Volume and Issue:
unknown, P. 1 - 30
Published: Dec. 23, 2024
The
shape
and
size
of
aggregates
are
rarely
investigated
in
pervious
concrete
research
despite
their
impact
on
porosity
compressive
strength.
This
study
analyses
the
distribution
mix
design
strength
concrete.
486
specimens
81
different
designs
(aggregate-size,
aggregate-shape,
aggregate-to-cement
ratio
compaction)
were
investigated.
Compressive
was
measured
after
28
days
curing.
samples
estimated
as
theoretical
(computed
from
constituent
ratios)
(using
water
displacement).
Data
visualisation
used
for
pattern
recognition
while
ANOVA,
Post-hoc
Bayesian
independent
t-Tests
employed
to
statistically
verify
effects.
A
significant
aggregate-shape
observed
aggregate
significantly
lesser
impact.
Aggregate
cement
had
a
larger
compaction
yet
lower
Porosity
strengths
relationships
shapes
aggregates.
Road Materials and Pavement Design,
Journal Year:
2024,
Volume and Issue:
unknown, P. 1 - 30
Published: Dec. 23, 2024
The
shape
and
size
of
aggregates
are
rarely
investigated
in
pervious
concrete
research
despite
their
impact
on
porosity
compressive
strength.
This
study
analyses
the
distribution
mix
design
strength
concrete.
486
specimens
81
different
designs
(aggregate-size,
aggregate-shape,
aggregate-to-cement
ratio
compaction)
were
investigated.
Compressive
was
measured
after
28
days
curing.
samples
estimated
as
theoretical
(computed
from
constituent
ratios)
(using
water
displacement).
Data
visualisation
used
for
pattern
recognition
while
ANOVA,
Post-hoc
Bayesian
independent
t-Tests
employed
to
statistically
verify
effects.
A
significant
aggregate-shape
observed
aggregate
significantly
lesser
impact.
Aggregate
cement
had
a
larger
compaction
yet
lower
Porosity
strengths
relationships
shapes
aggregates.
