Many problems still remain in China's construction waste disposal industry chain, for example, the collection, transportation, ... we used an SD-GM model to evaluate the effects of waste reduction policies in China. Our simulations showed that combined policies were more effective than single policies in reducing both waste and carbon emissions ...
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Construction and demolition waste (CDW) is an important waste composition receiving attention from policymakers and researchers globally due to the negative impacts associated with its management.
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Definition of C&DW. C&DW term is defined as the solid waste generated from CRD works, such as land excavation or foundation, civil and building construction, site cleaning, demolition events, roadwork, and building renovation, which are the main causes of C&DW generation [35,36,37,38,39].Tchobanoglous et al. [] stated that demolition wastes are yielded …
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Construction and demolition waste (CDW) is one of the largest contributors to global waste streams, simultaneously posing significant environmental and resource management challenges. The management of …
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In contrast with the prolific research examining the effects of green building (GB) on property value, energy saving, or indoor air quality, there has been minimal focus on GB's effects on Construction Waste Minimization (CWM), which is also an important aspect of cultivating sustainability in the built environment.
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Construction and demolition waste (CDW) is an important waste composition receiving attention from policymakers and researchers globally due to the negative impacts associated with its management.
WhatsApp: +86 18221755073
In recent years, the amount of urban construction waste produced in China has exceeded 2 billion tons, which not only causes environmental pollution but also consumes a …
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Statistics show that In Hong Kong, more than 3158 t construction waste was transported to landfills per day in 2007 (HKEPD (Hong Kong Environment Protection Department), 2007), while in Mainland China, nearly 40% of municipal solid waste is construction waste (Wang et al., 2008). The interest of researchers and practitioners on the impact of ...
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Conventional waste management policies have yielded some enhancements, but they have not effectively alleviated the effects of C&D waste (Benachio et al., 2020).The construction sector is intense to contrivance new outlooks and the evolution to a circular economy from a linear approach, which has increased organizational support (EPA, 2006). ...
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Curbing the increasing construction and demolition waste (C&DW) is critical for achieving China's goals of cleaner production and environmental sustainability. This paper based on the Environmental Kuznets Curve (EKC) and combining spatial econometrics with the GM (1,1) model, predicts key time points that will change the growth trend of C&DW ...
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Quantity and quality of construction waste generated from any specific project would vary depending on the circumstances and types of materials used in the project. Recycling of construction waste is one way to counter risk to construction wastes. So, the invention of proper technology to recycle these materials is of great importance.
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In China, about 2.6 × 10 9 tons of C&D waste is generated each year (Hao et al., 2022).The C&D waste recovery rate is only around 10% and the secondary construction material use rate is less than 5% (Yu et al., 2022).The construction industry in China is considered to be a linear economy, expressed as 'take-make-consume-dispose', which still relies on the …
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Developing countries are often burdened by substantial construction waste (CW) generated through urbanization and urban renewal activities, highlighting the urgent need for …
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Although China currently is putting more and more attention on construction and demoli-tion waste management and investing heavily in corresponding technologies both finan-cially and …
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The construction sector is responsible for 39% of energy and process-related carbon dioxide emissions. This high percentage stems from actions on the construction site, transportation, and the manufacturing of building materials. Likewise, we should not forget about another critical factor for air pollution – dust from a construction site.
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Rapid development and large population generates substantial solid waste (Cheng et al., 2020; Das et al., 2019).China has made significant strides in implementing policies centered around the circular economy and sustainable development, but a critical turning point in the reduction of solid waste generation remains elusive (Wang et al., 2020; Guo et al., 2021; …
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In contrast with the prolific research examining the effects of green building (GB) on property value, energy saving, or indoor air quality, there has been minimal focus on GB's effects on Construction Waste Minimization (CWM), which is also an important aspect of cultivating sustainability in the b …
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According to Eurostat data from 2020, waste production in the European Union (EU) countries reached 2153 million tons, of which 37,5% was related to the Construction and Demolition Waste (CDW) sector (Eurostat, 2023).Forecast for 2021–2026 indicates an expected annual growth of the global waste management market in this sector at the level of 5,3% …
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Massive C&D waste are generated every year during the construction, renovation and demolition of buildings and infrastructure. It is reported that the total amount of C&D waste generated worldwide each year exceeds 10 billion tons, of which the United States produces about 700 million tons and the European Union more than 800 million tons (Wu et al., 2019a).
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Construction Industry (CI) generates the largest number of CDW [8].Management in CI represents a retrograde given the potential impacts that can result from inadequate management and handling [9, 10].Therefore, CI in the world is in the transition from a linear economy to the new paradigm of the circular economy (CE) [8, 11].The implementation of the …
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The USA and China, both are large economies that are facing challenges in CD waste management. Due to rapid construction business and urbanization growth, of the world's annual estimated CD waste, about 30% comes from the USA (U.S. EPA, 2018a) and for China it is about 30%–40% (Jin et al., 2017b; Yuan et al., 2012).In 2014, the assessed CD waste …
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The environmental and construction legislations are not modernized to control the adverse impacts of construction activities in Bangladesh. A large volume of Construction and Demolition (C&D) waste and carbon are annually released from this sector. This research was undertaken to investigate the Green Supply Chain Management (GSCM) practices and its …
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Abstract Construction waste typically accounts for roughly 30% of municipal solid waste and thus poses a great challenge to government authorities in almost all cities around the world, especially those in developing counties. To promote the adoption of circular economy and improve construction waste management performance in China's construction and demolition …
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due to the increasing quantity of construction projects in China (Fig. 1), where increasingly prominent environmen-tal pollution problems arise in construction sites. In par-ticular, the construction wastes damage not only the sur-rounding water, air, and soil, but also the normal life of surrounding residents. The use of poor quality of construc-
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While previous studies have examined the effects of these systems on such aspects as resources consumption, indoor air quality and property value, little research, if any, has examined their effects on construction waste management (CWM). This study aims to evaluate the effects of GBRSs on CWM, and to understand the causes behind the effects ...
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At present, different countries and regions have different definitions of C&D waste. In most countries, C&D waste is managed differently from the general municipal solid waste (such as domestic waste) or industrial waste (such as electrical waste) (Lu and Yuan, 2011).For example, Kofoworola and Gheewala (2009) defined the waste generated from the …
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This research attempted to develop an environmentally-friendly functional building mortar by the combined use of agriculture wastes (agro-wastes) and construction wastes in magnesium oxychloride cement (MOC). The agro-wastes referred to corn stalk (CS) and saw dust (SD), which were used to improve t …
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Building is a widely alleged chief culprit of environmental degradation by intensely consuming non-renewable resources and causing land depletion and deterioration, solid waste generation, dust and gas emissions, and noise pollution [1, 2].Consequently, how to undertake 'green' building has received widespread attention from both researchers and practitioners …
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(a) Average per capita municipal solid waste generation by region in 2016, (b) share of waste generated by region in 2016, and (c) global municipal solid waste generation share of materials in 2016 (graphs generated using data from Reference ). The projected trend will continue to worsen if the current regime remains; therefore, an increase of 70% of annual global waste production …
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Prefabrication has long been advocated as a green production strategy to alleviate the negative environmental impacts caused by construction. "Prefabrication", as opposed to "cast in-situ" construction, is the practice of assembling components of a structure in a factory or other manufacturing site, and transporting complete assemblies or sub-assemblies to the …
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Construction and demolition (C&D) waste is recognized as a critical issue globally (Hao and Ma, 2023). It accounts for more than 30% of total waste and is the largest waste …
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In recent years, large-scale urban construction programmes, particularly the extensive urban renewal activities in big cities, have produced …
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Furthermore, the simulation results indicated a significant reduction in construction waste after adopting prefabrication: (1) the on-site sorting process saved 277.23 t of construction waste; (2) 121.77 t were prevented from disposition in landfill; (3) 120.34 t were prevented from disposition in public landfill; and (4) a reduction of 40.11 t ...
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The global construction industry continues to grow, because construction activities could contribute to economic growth, creation of wealth, and improvement of life quality (Razak Bin Ibrahim et al., 2010).However, massive construction and demolition (C&D) waste is generated owing to the rapid development of construction industry (Nagapan et al., 2012).
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Investigating the Effect of Innovative Construction Waste Management Practices on the Performance of Building Projects in Lagos State, Nigeria November 2024 DOI: 10.69798/41611772
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With the acceleration of urbanization in the world, urban development has inevitably led to significantly increased demand for traffic such as commuting and logistics transportation (e.g., Wilkinson et al., 2009; Sun et al., 2018a, Sun et al., 2018b), which results in 3/4 "transport-related emissions" derived from road transport (e.g., Haines et al., 2009; Bel and …
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The huge generated amounts of construction and demolition (C&D) waste around the world, which amounts up to more than 25% of the total generated waste, has become a serious environmental challenge that needs to be addressed. This analytical review paper sheds light on the different adverse environmental impacts of the presently used conventional …
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Our results show that China is projected to generate 224.08 billion tonnes (Bt) of CDW from 2000 to 2100, mostly gravel (34.15%), sand (30.08%), and brick/tile (14.37%). …
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Construction and demolition waste treatment has become an increasingly pressing economic, social, and environmental concern across the world. This study employs a science mapping approach to provide a thorough and …
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