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With urbanization and rapid urban renewal, a large amount of construction waste is generated due to the demolition of abandoned buildings. An investigation revealed that up to …
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Overall, modular construction reduces the overall weight of waste by up to 83.2%, for the cases considered. This corresponds to a 47.9% decrease in the cost of waste for large structures.
WhatsApp: +86 18221755073
Emerging countries produce more CDW compared to DC. Relationship between CE and CDW. Future research directions are identified for CDW management. The Construction Industry (CI) is characterized as one of the largest generators of solid waste worldwide.
WhatsApp: +86 18221755073
Construction and demolition waste (CDW) is one of the largest contributors to global waste streams, simultaneously posing significant environmental and resource management challenges.
WhatsApp: +86 18221755073
Similarly, Fořt et al. (2018), Migunthanna et al. (2021), and Robayo-Salazar et al. (2022) showed that the use of different materials from construction waste helps to reduce the carbon footprint in comparison with PC based concrete. The utilization of CDW in concrete production provides several advantages in terms of energy efficiency, cost ...
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Construction industries in many countries have responded to the calls for waste management (WM) by instituting measures towards sustainably managing their designs, processes, materials and waste to reduce the negative burden of the industry on the environment.
WhatsApp: +86 18221755073
The construction sector is crucial in global energy consumption and greenhouse gas emissions, contributing over a third of total energy use and almost 40 % of carbon emissions (IEA, 2018).The extensive construction and demolition waste (C&DW) has become a key challenge, since around 35 % of global C&DW is estimated to be buried instead of recycling …
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Prefabricated buildings have been vigorously promoted by the Chinese government because of the advantages of producing less construction waste [1] and carbon emissions [2], and faster construction ...
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This paper therefore fulfils the need for a robust waste comparison between modular and conventional construction, first by determining modular and conventional waste rates, and then applying them to realistic case studies.
WhatsApp: +86 18221755073
Type of CDW 2015 (in 103 Mg) Total CDW Hazardous waste Non-hazardous waste of which Original soil, stones and dredging material Hazardous waste Non-hazardous waste Concrete, tiles, tiles and ceramics Material with asphalt Others 2016 (in 103 Mg) Eliminated a Recycled b Recycled (%) Total Eliminated a Recycled b Recycled (%) 208,997 7237 201,759 ...
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The e nvironmental advantages of construction waste recycling, such as resource conservation, energy savings, decreased landfill usage, and pollution reduction, emphasize the need of...
WhatsApp: +86 18221755073
The high generation rates of construction and demolition waste (C&DW) is a crucial aspect of the building sector (Ortiz et al., 2010, Yazdanbakhsh, 2018).In Europe, it has been estimated a generation of 858 million tonnes in 2014, representing 34.7% of the total waste generated (Eurostat, 2017).In the same year, the United States generated 534 million tonnes, …
WhatsApp: +86 18221755073
Overall, modular construction reduces the overall weight of waste by up to 83.2%, for the cases considered. This corresponds to a 47.9% decrease in the cost of waste for large structures.
WhatsApp: +86 18221755073
This study presents the first application of the pressure-state-response (PSR) model in the comprehensive assessment of construction and demolition waste (CDW) recycling benefits. Unlike traditional methods, the PSR model provides a multi-dimensional analysis that integrates economic, environmental, and social factors, offering a more holistic approach to …
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Concurrently, more than 3.57 billion tons of construction and demolition (C&D) waste are produced annually worldwide. Recycling of C&D waste plays a major role in addressing environmental concerns, promoting sustainable …
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Seven knowledge gaps were identified in the area of waste identification, quantification, and assessment. The findings demonstrate the advantages of using offsite construction in waste control and management and add to the existing body of knowledge on onsite construction waste generation and on waste reduction through adopting MC.
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Using Lean management tools (Ishikawa diagrams), the study explored the possibilities of reducing the impact of construction waste management processes on local communities by identifying the causes of irregularities and proposing preventive actions.
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Recent studies have recognized material waste from construction projects as a serious problem for both economies and the environment. This research aims to identify the major causes of material ...
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This review looks over the current construction and demolition waste management (C&DWM) situations by scrutinizing the definition, classification, components, compositions, generated sources and causes, impacts of generated construction and demolition wastes (C&DWs), waste management hierarchy (WMH), 3R principles (Reduce, Reuse, and Recycle ...
WhatsApp: +86 18221755073
The construction industry is a significant source of waste generation in any economy, producing various greenhouse gases, releasing harmful substances into the natural environment, and requiring large areas of land for processing, treatment, and landfilling. The emerging field of off-site prefabrication and assembly is perceived as a viable method to …
WhatsApp: +86 18221755073
Construction industries in many countries have responded to the calls for waste management (WM) by instituting measures towards sustainably managing their designs, processes, …
WhatsApp: +86 18221755073
This paper therefore fulfils the need for a robust waste comparison between modular and conventional construction, first by determining modular and conventional waste rates, and then applying them to realistic case studies.
WhatsApp: +86 18221755073
Lower construction and renovation costs while maintaining building function and performance. Ensure materials collected from reuse and recycling programs will be used again in the manufacture of new products and/or new construction, thereby fully realizing the benefits of reuse and recycling efforts;
WhatsApp: +86 18221755073
2. Quantification of C&D Waste. For the construction industry to grow sustainably, efficient C&D waste management is essential [], and C&D waste must be precisely quantified [32, 33].However, the absence of dependable data on global C&D waste generation poses a challenge for its quantification [].A comprehensive database is required to accurately estimate the amount of …
WhatsApp: +86 18221755073
The e nvironmental advantages of construction waste recycling, such as resource conservation, energy savings, decreased landfill usage, and pollution reduction, emphasize …
WhatsApp: +86 18221755073
Buildings 2021, 11, 61 3 of 16 The target of European Union according to The Waste Framework Directive 2008/98/ European Commission (EC) is to have 70% of CDW re-used, recycled, or recovered by
WhatsApp: +86 18221755073
Emerging countries produce more CDW compared to DC. Relationship between CE and CDW. Future research directions are identified for CDW management. The Construction Industry (CI) is characterized as one of the largest generators of solid waste worldwide.
WhatsApp: +86 18221755073
An investigation revealed that up to 80% of building and construction waste can be recycled for use in new construction projects. Materials like waste concrete, bricks, and glass can be repurposed as raw materials, offering a sustainable construction approach [37]. C&D waste is divided into two main categories: human-made resources and natural ...
WhatsApp: +86 18221755073
This review looks over the current construction and demolition waste management (C&DWM) situations by scrutinizing the definition, classification, components, compositions, …
WhatsApp: +86 18221755073
With urbanization and rapid urban renewal, a large amount of construction waste is generated due to the demolition of abandoned buildings. An investigation revealed that up to 80% of building and construction waste can be recycled for use in new construction projects.
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