Abstract: There have been efforts to use building demolition waste as an alternative aggregate in concrete to decrease the use of natural resources for construction. The World Green Building Council estimates that the construction industry is responsible for more than 50% of all material extracted globally and that construction and demolition ...
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This new RILEM report contains state-of-the-art reviews on three topics: recycling of demolished concrete, recycling of masonry rubble and localized cutting by blasting of concrete. It has been compiled by an international RILEM Committee and draws on research and practical experience worldwide.
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[Show full abstract] follows this theme where we studied the feasability to incorporate one fine concrete in a mortar constitution by three volumic substitutions of cement.In view of the results ...
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The exceeding concrete and washing equipment water are a matter to solve in concrete production. This paper explains several possibilities for recycling and analyses the products obtained with one ...
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The International Concrete Abstracts Portal is an ACI led collaboration with leading technical organizations from within the international concrete industry and offers the most comprehensive collection of published concrete abstracts. ... The attached cement paste in recycle d concrete (RC) aggregateleads to its potential reactivity against ...
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Abstract : Concrete structures have become the most universal and reliable structures, ... recycling of demolished concrete for new construction is essential to preserve the natural resources.
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Research by (Zadeh et al., 2023) suggests that recycled concrete can be used for reinforcing concrete structures, promoting 1 sustainability, and addressing environmental concerns. This...
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Recycling cement clinker will be produced in this way by sintering waste concrete and a certain amount of accessory materials. ... [Show full abstract] (especially concrete waste building material
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It is necessary to study and reuse waste concrete in view of conservation of resources, protection of environment and sustainable development.
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Recycling of waste concrete as an aggregate for new concrete components has the potential to help mitigate both these impacts and contribute to more sustainable construction. …
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Most concrete consists of cement, sand, and natural coarse aggregate (NA) (Fig. 1 a), which refers to as natural aggregate concrete (NAC).Using local recycled materials to reduce the consumption of these ingredients has been proven to be a reliable way to lower the environmental impact of concrete construction and save substantially on transportation costs …
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Abstract. Because of the unique physical and chemical characteristics of steel slag, steel slag aggregate (SSA) has been recycled into Portland cement concrete as a substitution for natural aggregates as a sustainable and low impact design solution by reducing the use of natural resources and the landfills for disposal.
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Abstract Waste management has become an issue of increasing concern worldwide. ... Researchers are working continuously to explore sustainable ways to manage and recycle waste materials. Recycling and reuse are the most efficient methods in waste management. ... as different sorts of waste are being recycled into asphalt concrete and …
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The physical, fresh-state, and strength properties of concrete were reviewed from available extensive literature, and it was found that the concrete prepared from marble waste and ceramic waste as partial substitution of cement and aggregates is expected to perform at least comparable to conventional cement concrete and better if applicable.
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Recycling concrete to provide a resource stream of recycled materials, and hence reduce the demand for primary extraction of construction minerals, is identified as a way to …
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The International Concrete Abstracts Portal is an ACI led collaboration with leading technical organizations from within the international concrete industry and offers the most comprehensive collection of published concrete abstracts.
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Recycling makes the concrete production more sustainable and environment-friendly, by narrowing the traditionally vast area needed to be occupied as landfills. ... [Show full abstract] furthermore ...
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Abstract For eutrophic water bodies, potassium permanganate is an effective pre-oxidant to remove algae and its residue in water treatment sludge. ... Meanwhile, reducing the w/b also reduced the interfacial transition zone width of DWSA-modified concrete. Recycling DWSA in concrete effectively reduced the total carbon footprint and cost of the ...
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The International Concrete Abstracts Portal is an ACI led collaboration with leading technical organizations from within the international concrete industry and offers the most comprehensive collection of published concrete abstracts. ... most post-consumer glass processed by recycling facilities would be classified as high-alkali pozzolanic ...
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Abstract. Studies have been conducted on the repeated recycling of recycled coarse aggregates and recycled fine aggregates obtained from concrete waste, but no research has been conducted on the repeated recycling of recycled powder as a partial replacement for cement, which is pointed out as a major source of CO 2 in the concrete industry. This paper investigates the …
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To achieve a sustainable society, recycling and reuse of the byproducts and waste generated by industries are important issues. Development of these industrial byproducts and waste as alternative ...
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This paper presents a case study on the recycling of highway base material into aggregates and the further use of the recycled concrete aggregates (RCAs) for manufacturing new concrete. The highway was damaged due to non-uniform settlement of the subgrade. The base material in this highway was lean concrete, or cement stabilised gravel.
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This paper provides an overview of literature on the multiple-time recycling of concrete waste and meticulously analyzes the research findings. The paper begins by reviewing the characteristics of recycled materials such as recycled coarse aggregate, recycled fine aggregate, and recycled powder obtained from concrete waste in relation to the recycling …
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Its main purpose was to demonstrate the technical sustainability of multiple recycling of coarse stone aggregates originally obtained from the demolition of existing concrete …
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Abstract and Figures. ... and to sustain good product performance and meet recycling goals. A conventional concrete hollow block was compared to concrete hollow blocks with coconut shells and ...
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Abstract. The recycling of waste expanded polystyrene (EPS) concrete in the lightweight construction sector is not yet explored. The complexity of recycling resides from concrete crushing that creates two distinct, yet inseparable phases including the hardened mortar fraction and recycled EPS beads. This study investigates the feasibility of ...
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Cement production causes 7.5% of global anthropogenic CO 2 emissions, arising from limestone decarbonation and fossil-fuel combustion 1-3 . ... Electric recycling of Portland cement at scale Nature. 2024 May;629(8014):1055-1061. doi: 10.1038/s41586-024-07338-8. Epub 2024 May 22. ... Abstract Cement ...
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Therefore, eco-friendly reclamation approaches to recycling concrete waste into sustainable building materials has been developed, and the collected concrete waste is commonly prepared into recycled materials and further reutilized in new cement concrete products. ... For planned papers, a title and short abstract (about 100 words) can be sent ...
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Recycling addresses environmental issues associated with solid waste by minimizing overall resource consumption and environmental impact. In the construction industry, concrete recycling is ...
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