Engineering Construction & Architectural Management,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 17, 2025
Purpose
The
building
industry
generates
around
ten
billion
tons
of
construction
and
demolition
waste
(CDW)
annually
worldwide,
posing
both
financial
burdens
on
contractors
significant
environmental
hazards.
Embracing
a
circular
economy
(CE)
approach
emerges
as
promising
strategy
for
sustainably
managing
the
vast
volumes
CDW.
However,
sustainable
performance
many
attempts
in
CDW
circulation
is
still
questioned
need
to
be
justified.
This
study
transcends
traditional
reviews
by
adopting
systematic
literature
review,
focusing
central
question:
“What’s
contribution
3R
principle
its
sustainability
performance?”
Design/methodology/approach
methodological
framework
encompasses
searching,
screening
quality
assessment,
culminating
selection
177
articles
bibliometric
integrative
analysis.
Comparative
assessments
were
conducted
major
reduction
strategies,
reuse
materials,
recycling
rates
other
strategies.
process
was
also
discussed
well
modern
advanced
tools
used
design
such
information
model
(BIM),
AI
geographic
systems
(GIS).
Findings
analysis
reveals
evolution
selected
publications
year,
country
research
hotspots.
Through
analysis,
explored
principles
adopted
circulation,
including
reduction,
recycling,
methods
across
key
global
economies.
There
notable
disparity
volume
addressing
compared
recycling.
In
comparison
economic
circulations,
social
has
received
less
attention.
Moreover,
ventured
into
prospective
trajectories,
exploring
future
themes
adoption
“zero-waste”
industry,
promotion
higher-level
material
circularity,
institutional
network
among
stakeholders
practice,
new
holistic
Originality/value
Few
this
field
have
focused
circulation.
comprehensive
not
only
contributes
valuable
insights
current
state
within
CE
paradigm
but
directs
attention
toward
critical
avenues
area.
Smart and Sustainable Built Environment,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 13, 2025
Purpose
The
construction
industry
faces
significant
challenges
in
managing
waste
and
resource
inefficiency,
contributing
to
environmental
degradation
unsustainable
practices.
Despite
the
potential
of
circular
economy
(CE)
practices
address
these
issues,
there
is
limited
understanding
inadequate
policy
support
for
their
effective
implementation.
This
study
investigates
perspectives
policymakers
on
achieving
CE
Nigerian
industry.
Specifically,
this
examines
policymakers’
CE,
key
influencing
policies,
encountered
implementing
how
policies
can
transition
CE.
Design/methodology/approach
adopts
a
qualitative
approach
explore
towards
About
50
participants
were
purposively
selected
participate
provide
comprehensive
data
study.
Saturation
was
attained
34th
participants.
analysed
using
thematic
analysis
identify
themes
insights.
Findings
identified
gaps
hindering
policymakers'
implementation
include
financial
constraints,
resistance
change,
regulatory
frameworks,
lack
infrastructure,
skill
weak
enforcement
mechanisms.
Recommendations
improvement
incentives,
updated
building
codes,
enhanced
enforcement,
mandatory
education
training
programmes
increased
collaboration
between
government,
academia.
A
conceptual
framework
developed
promote
Originality/value
first
examine
industry,
offering
unique
insights
practical
recommendations.
adds
structured
practices,
research
developing
countries
providing
robust
foundation
future
studies
expand
scope
employ
quantitative
methods
measure
impact
Sustainable Production and Consumption,
Год журнала:
2024,
Номер
48, С. 460 - 480
Опубликована: Июнь 7, 2024
There
is
a
significant
deficiency
in
addressing
the
unique
characteristics
of
construction
and
demolition
waste
(C&DW)
United
Kingdom
(UK)
as
it
remains
primary
contributor
to
landfills.
Circular
economy
(CE)
practices
are
explored
address
this
risk
shortfall
management
comprehend
reduction
strategies
for
C&DW.
Using
Fuzzy
Delphi
approach,
study
maps
assesses
uncertainties
associated
with
identifying
indicators
ranked
CE
adoption
barriers
achieve
agreement
twelve
respondents.
Consensus
was
also
achieved
C&DW
measurement
indicators.
Concurrently,
eleven
separate
interviews
were
conducted
understand
CE's
effectiveness
improving
management.
The
results
indicated
that
most
barrier
inefficient
recycling
policies
ensure
high-quality
recycled
materials.
findings
underscore
influence
design,
managerial,
legal
surpasses
social,
knowledge,
culture.
Despite
highlighting
focus
on
recycling,
reusing,
reducing
raw
materials,
deeply
established
tendencies
prioritise
linear
economic
models
exist
widely,
resource
conservation
less
considered.
This
provides
concrete
implementation
responsible
consumption
production,
challenges
adoption,
offers
25
industry-specific
measuring
implementation.
Sustainable Cities and Society,
Год журнала:
2024,
Номер
105, С. 105351 - 105351
Опубликована: Март 14, 2024
Municipal
solid
waste
management
has
seen
a
surge
in
the
use
of
satellite
imagery
decision-making
processes,
yet
its
application
to
analyze
quantitative
variations
construction
and
demolition
(C&D)
remains
under-investigated.
This
study
employs
multivariate
analysis
comprehensively
assess
predict
C&D
generation
four
diverse
urban
jurisdictions
Canada
(Regina)
USA
(Seattle,
Buffalo,
Philadelphia).
Factors
such
as
settlement
area
expansion,
economic
activities,
population
growth
significantly
influence
rates.
Stepwise
regression
models
tailored
different
city
types,
moderately
populated
(Group
1)
highly
2),
showcase
acceptable
predictive
capabilities.
For
cities,
area,
average
humidity,
GDP
are
identified
key
predictors,
while
for
unemployment
rate,
building
permit
value
prove
effective
indicators.
These
models,
characterized
by
R²
values
from
0.70
0.94,
provide
insights
distinct
demographic
conditions,
aiding
planning.
research
underscores
importance
understanding
dynamics
empowers
policymakers
agencies
with
evidence-based
strategies
centers.
Discover Sustainability,
Год журнала:
2025,
Номер
6(1)
Опубликована: Янв. 29, 2025
Abstract
Ordinary
Portland
cement
(OPC)
is
produced
through
energy-intensive
processes
and
contributes
to
approximately
8%
of
global
carbon
dioxide
emissions.
As
one
the
most
consumed
materials
after
water,
cement's
environmental
impact
substantial.
Decarbonizing
emissions
in
intensive
production
requires
a
sustainable
supply
low-carbon
resources.
The
purpose
this
study
explore
potential
agricultural
waste
ashes
as
supplementary
cementitious
(SCMs)
reduce
footprint
OPC.
In
Africa,
where
abundant,
these
residues
could
offer
solution
for
manufacturing.
This
employed
multi-criteria
decision
analysis
methodology
identify
select
relevant
literature
analysis.
review
reveals
that
incorporating
agricultural-based
SCMs,
such
rice
husk
ash,
coffee
sugarcane
bagasse
palm
oil
fuel
into
can
significantly
clinker
requirements,
thereby
lowering
while
maintaining
performance
standards
found
locally
sourced
by
up
40%.
Transitioning
from
clinker-dependent
sector
bio-based
presents
several
opportunities
well
challenges
African
industry,
but
it
critical
reducing
improving
sustainability.
approach
not
only
decreases
also
supports
construction,
aligning
with
climate
goals
development
(SDGs)
12
(responsible
consumption
production)
13
(climate
action).
Adopting
green
revolutionize
promoting
resource
efficiency
across
continent.
Resources Environment and Sustainability,
Год журнала:
2024,
Номер
15, С. 100153 - 100153
Опубликована: Март 1, 2024
The
construction
sector,
due
to
its
significant
environmental
impacts,
is
a
focus
area
for
the
promotion
of
shift
towards
circular
economy
within
EU.
A
spotlight
has
been
cast
on
necessity
reduce
and
demolition
waste
prioritise
reuse
high-quality
recycling.
This
work
centers
selective
design
deconstruction
(DfD)
as
means
achieving
these
goals.
literature
review
carried
out,
with
two-fold
aim
assessing
state
art
in
LCA
studies
this
topic
developing
taxonomy
applicable
DfD
solutions,
framing
it
context
policy
development
Available
measures
are
identified
different
building
structural
typologies
(concrete,
timber,
masonry,
steel),
at
material
element
level,
providing
comprehensive
overview
current
technologies.
proposed
support
users
identification
available
link
effects
thereof
terms
circularity.
literature-based
quantitative
assessment
potential
rates
provided,
together
CO2
emission
savings
associated
reuse,
order
describe
present
situation
highlight
improvement.
Reuse
found
vary
between
0%–80%,
depending
source;
European
estimated
<15%.
In
C-footprint,
appears
beneficial
most
cases.
additional
GHG
from
relative
alternative
end-of-life
options
span
1.30
(gypsum)
5464
(EPS)
kg
per
tonne
managed.
