(PDF) Management of construction & demolition …

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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Upcycling of construction and demolition waste: Recovery and …

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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Estimating construction and demolition waste in the building …

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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Carbon Sequestration by Preparing Recycled Cement, Recycled …

As the world's largest producer of construction waste, China's recycling and related policies are of the biggest concern to the world. However, the effective disposal and reuse of this waste has become an important issue since currently China still has a very low recycling ratio compared to developed countries, and most of the waste concrete was only simply broken and …

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Liquid waste management in the construction sector: a systematic

Liquid waste from construction sites can cause significant negative social, economic and environmental impacts. Generally, liquid waste from construction-related trades' activities, such as ...

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The effect of green supply chain management practices in …

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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Recycled aggregates from construction and demolition wastes as

At the same time, the effects of different loose paving thicknesses, cycles of strong vibration on the subgrade performances were assayed. Subsequently, grading analysis of the CDW particles, plate load test and Beckman beam deflection test were performed to evaluate the construction quality. According to the test results, the construction ...

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(PDF) A Holistic Assessment of Construction and Demolition Waste

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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Critical evaluation of construction and demolition waste and …

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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On-site Recycling of the Construction Demolition Wastes

for decreasing construction and demolition wastes, as well as to implement on-site construction waste sorting. 2 C&D Waste Regulations Start Can the material be used by someone else? Give the material to another authorized laboratory or user. Is the material: Intended to be discarded (i.e., the material is "abandoned," "recy-

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Review of construction and demolition waste management in China …

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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Circular Economy of Construction and Demolition Waste: A …

(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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Urban-Level Construction and Demolition Waste …

Improving the recycling of construction and demolition (C&D) waste is a primary task for the construction industry to achieve the sustainable development in China.

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Critical construction waste minimization strategies for a circular

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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Effect of Agriculture and Construction Wastes on the Properties of

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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Land use transition and its effect on ecosystem service value with

Land use transition and its impact on ecosystem service value (ESV) are the foundation for optimizing the layout of territorial space and ecological civilization construction. With the acceleration of industrialization and urbanization, the area of construction land expands in China. To accurately estimate the ESV in industrial counties, the impact of construction land …

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Recycling of construction and demolition waste and its impact on

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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Construction and demolition waste management: …

In recent years, large-scale urban construction programmes, particularly the extensive urban renewal activities in big cities, have produced …

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Road construction and air quality: Empirical study of cities in China

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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Examining construction waste management policies in mainland …

To promote the adoption of circular economy and improve construction waste management performance in China's construction and demolition waste industry, a policy …

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Enhancing a circular economy for construction and demolition …

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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Evaluating the effects of green building on construction waste

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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The circular economy in the construction and demolition waste

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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Enhancing a circular economy for construction and demolition waste

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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Analysis of the Current Status and Trend of Construction Waste …

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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Critical evaluation of construction and demolition waste and …

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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Examining construction waste management policies in mainland China …

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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Evaluating the effects of green building on construction waste

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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Evaluating the carbon emission reduction in construction and …

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 waste management: Impact on society and …

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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