It proposes a holistic 3R principles-based framework, emphasizing strategic steps in the building lifecycle, site waste management (SWM) plans, drivers for circular construction and systematic adoption guidelines for effective CE deployment to achieve sustainable CDW management in the UAE construction sector.,This study explores existing ...
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The main objective of the present study was to determine indicators to estimate the amount of CDW generated on site both globally and by waste stream. ... Development of an audit methodology to generate construction waste production indicators for the Irish construction industry. Dublin, Ireland: Environment Protection Agency, STRIVE Report ...
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The waste generation rate (WGR) is usually used as a key performance indicator (KPI) to benchmark construction waste management (CWM) performance, with a view to …
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The building sector consumes a stunning quantity of raw materials each year. Worldwide statistics indicate that construction work generates 30–40 percent of all solid waste, with an average of 35% ending up in landfills [1].In the past, specialists in the building industry believed that construction waste was solely associated with the waste removed from site …
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^Construction and demolition waste _ means, according to the EU Waste Framework Directive, waste generated by construction and demolition activities. The 2016 EU Construction & Demolition waste management protocol further defines this term as waste generated at sites where construction, renovation or demolition takes place,
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The new contributions of the present study are: (i) to broaden the literature review, providing scientific indexes; (ii) to map the main sectors and locations of LCSA studies applied; and (iii) to identify the main indicators and methodologies of each dimension of sustainability used in the bibliographical portfolio studies; (iv) listing and ...
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Although this indicator is the least important of all indicators related to the "Project Management" group, yet, it is an important indicator to measure the performance of construction companies in Gaza Strip, this is consistent with what is concluded by Ugwu and Haupt [42] about the importance of the "Waste management" indicator.
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The method is based on three indicators: construction waste from new building; waste from renovations, extensions and demolitions; and, waste from informal and irregular construction. ... components, and, (2) the transformations that these building materials and their packaging experience throughout the construction process. As main result, the ...
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This paper synthesises the main principles underpinning the definition of best practices for the management of CDW, reducing waste generation, minimising transport impacts, maximising re-use and recycling by improving the quality of secondary materials, optimising the environmental performance of treatment methods. The authors of this paper draw upon BEMP …
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The set of indicators covers waste from all economic sectors and from s but excludes some mineral waste types that arise in large quantities and originate mainly from the mining and the construction sector. Table 1 illustrates the calculation of the waste management indicators and shows the results for theEUfor reference year
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In the UK, construction, demolition and excavation account for 60% of material use and waste generation. Meanwhile, prices of construction materials in the UK rose by 4.9% between 2017 and 2018. Adopting circular economy principles offers a €1.8 trillion opportunity to the EU between 2015 and 2030.
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Based on the discussions above, major indicators for measuring the economic performance, i.e. benefits and costs, of C&D waste management are: (1) cost of waste collection, sorting and separation, (2) cost of waste reuse, (3) cost of recycling, (4) cost of waste transportation from construction site to landfills, (5) cost of disposing of waste ...
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We also found that there are studies in the literature that focused on the production of residues; environmental indicators; green alternatives for construction; and the operational performance of on-site works with certifications (Alrashed et al., 2017; Fregonara et al., 2017; Ozcan Deniz, 2017) and others which discuss other developments on ...
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Construction and demolition waste (CDW) represents a major challenge for the construction sector. This waste is generated during the construction, renovation and demolition of buildings …
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We answered these questions and explained the most significant construction key performance indicators below. ... Waste/recycling Per Job: 9. Average Revenue Per Hour Worked: 10. Percentage of Equipment Downtime: 11. Percentage of Labor Downtime: 12. Design Defects: 13. Defects Due to Workmanship
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Apart from confirming the main indicators contributing to each of the latent variables, an important aspect of this study is to establish the relationship between the six dimensions and waste-efficient design. This helped to establish the key dimensions for designing out waste. ... Most construction waste management studies have been focussed ...
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The main waste streams generated were concrete (70%) followed by asphalt (18%) and wood (7%). The recovery rate for C&DW in the United States is not available. ... Construction and demolition waste indicators. Waste Manag. Res., 31 (2013), pp. 241-255. View in Scopus Google Scholar.
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The paradigm of circular construction aims to develop buildings that contain recycled or reused materials [14], are adaptive to ever-changing functional requirements [15], and act as a resource at EOL [16]. Circular construction aims to eliminate the waste of depleting natural resources and reduces the dependency on materials [17].
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This article explores the sustainable management of construction and demolition waste (CDW) as part of a circular economy in Europe. It provides an overview of current …
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The Cronbach's alpha for all the main indicators was higher than 0.80. The internal consistency of the measures used in this study can, therefore, be considered to be acceptable for the measurement of sustainable construction indicators and constraints to the implementation. Research results and discussion
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• Construction and demolition is the biggest source of waste, contributing to around a third of all waste in the EU (in mass). • Most construction and demolition waste can be easily recovered through recycling or backfilling. • Data on construction and demolition waste are currently not sufficiently robust; this is particularly the case for
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Construction waste management follows several standards and regulations to reduce environmental impact and ensure safe disposal of materials. Here are the main regulations and standards concerning construction waste:
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This study contributes to research on sustainable project management for construction projects in two main ways: (1) it provides a holistic view of sustainable project management indicators ...
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Based on the discussions above, major indicators for measuring the economic performance, i.e. benefits and costs, of C&D waste management are: (1) cost of waste collection, sorting and separation, (2) cost of waste reuse, (3) cost of recycling, (4) cost of waste …
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Based analysis using SPSS obtained results of score level is show in Table 4 Table 4.Significant level of variables and indicators of waste construction management Variable and Indicator Score Level Average Score Human Resources (HR) Education level (HR1) Certificate skill (HR2) Creative (HR3) Solid teamwork (HR4) Loyalty development (HR5 ...
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The generation of C&D waste exhibits spatial and temporal variability. For instance, the European Union generated a total of 850 million tonnes of C&D waste annually in 2014 (Sáez and Osmani, 2019).For instances, Germany produced almost 200 million tonnes of C&D waste in 2008 (Mei et al., 2013), Spain produced around 30 million tonnes of C&D waste which was …
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The main driver to carry out this research is the desire to investigate the main reasons of poor efficiency in construction and demolition waste management in Dubai, in spite of the huge generated ...
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Among the solutions, implementing construction waste minimization at the design stage is commonly identified as a key strategy in effective waste minimization (Baldwin et al., 2009), as this solution entails the consideration of every single detail of the overall construction project ahead of operation, which therefore prevents unnecessary ...
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