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social impact of concrete blocks

Life cycle assessment of emergent masonry blocks

The human health impact shows that concrete block has 6.82E-07 DALY per block, indicating that producing a concrete block implies the loss of approximately 21.5 s of life over the overall population (Table 4). While the unit of calculation is somewhat The environmental impact of cement and concrete production is low per unit volume of material, but the amounts used make the impact of the concrete sector Environmental impacts and decarbonization strategies in the cement

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Environmental, Human Health and Socio-Economic Effects of Cement

As regard to as the environmental and social criteria, the study considers the impact categories listed in Table 1: their values refer to the production of 1 Mg of Concrete Blocks vs. Ceramic Blocks: Evaluation of Cradle-to-Site Impacts The total environmental impacts for concrete and ceramic blocks are presented in (PDF) Concrete vs. Ceramic Blocks: Environmental Impact Evaluation

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Sustainable strategies for reducing environmental impact in concrete

Findings reveal that concrete block manufacturing demands significant energy, primarily attributed to cement and aggregate production and transportation. The This paper presents a comprehensive review of current trends and opportunities for sustainable concrete construction, emphasizing the importance of Smart materials and technologies for sustainable concrete

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Building the modern world: Concrete and our

The environmental impact of concrete, however, goes further than the large amount of CO2 released into the atmosphere through cement production. Such widespread use of concrete is also exhausting Social impact is defined as “the consequences to human populations of any public or private actions-that alter the ways in which people live, work, play, relate to How the public reacts to social impacts in construction projects

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An experimental study and sustainability assessment of

In sustainability assessment, current study introduced fire resistance, social impact and labor efficiency as an additional parameter to enhance ESI. Cement-less cement, water and aggregates, is associated with several negative impacts on the environment. Cement production is material and energy intensive and produces a Concrete Structures and Their Impacts on Climate

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Building the modern world: Concrete and our

Cement is the key ingredient that makes concrete such a useful building material, and we use over 4 billion tonnes of it globally every year. Cement production alone generates around 2.5 billion tonnes of Compared to clay-fired brick, concrete blocks have significantly less CF; for example, the CF of concrete blocks in the USA was ~0.1 kg CO 2 eq./concrete block (considering the weight of a concrete Sustainability Free Full-Text Environmental

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Environmental performance of social housing in

The cement–bamboo frame technology reduced the environmental impact by 74.4% and the soil–cement block technology by 35.2%, compared with the conventional concrete house. The concrete InternationalJournalofScienceandResearch(IJSR) ISSN:2319-7064 ResearchGateImpactFactor(2018): |SJIF(2018):7.426 Volume8Issue4, April2019 Development of Concrete Hollow Blocks from Pulverized

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Environmental impact of cement production and Solutions:

Thus, in order to manufacture a large volume of cement, an immense amount of energy is consumed. The initial stages of cement production process until final stage are contributing to pollution, especially air pollution. Studies have shown cement production releases roughly 0.8 tonnes of CO 2 per tonne of cement to the atmosphere [19].blocks are transported to the sawing-company facilities, where two holes are drilled in each block for the post-tensioning cables. Blocks are then transported to the arch construction site, Figure 2(b). The reused concrete blocks are then placed on a timber centering in order to build the arch, Figure 2(c). Joints are then filled with mortar.VLVRIQHZ

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Sustainability Impacts of Wood- and Concrete-Based Frame

The concrete-based construction materials were considered to contain zero wood. The carbon content of GHG emissions was calculated as 12/44 CO 2 eq. Currently, a carbon content of 50% in dry wood is widely accepted as a generic value. Therefore, we also used this value, and a wood density of 500 kg/m −3 was used.This study handled the cost-efficiency to analyze the economic and social impact for jointed concrete rigid pavement and hot mix asphalt flexible pavement under the category of main trunk road in Ethiopia and was used that have roughly the same functionality. Moreover, the economic analysis result together with the qualitative comparison in theSustainable roadway construction: Economic and social impacts

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Environmental, Economic, and Social Impacts of

and Rapid Strength Concrete (RSC) with as well as without type III Portland cement by using the economic input-output life-cycle assessment (EIO-LCA). The quantity of each concrete was calculated based on a 1-lane kilometer of highway rehabilitation with the continuously reinforced concrete pavement rehabilitation strategy.Construction and demolition waste (CDW) management is essential for the sustainable development of a country. Recycled concrete aggregates (RCA) manufactured from CDW can replace a significant portion of natural aggregates in concrete as per various research studies conducted. Nowadays, various alternate waste materials are being Comparative Environmental Impacts of Recycled Concrete

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(PDF) The Environmental Impact of Concrete

The Environmental Impact of Concrete Production and the Necessity of its Greening. In book: Resilient Society: Multidisciplinary Contributions from Economic, Law, Policy, Engineering, AgricultureOrange = ceramic blocks are the most advantageous; gray = concrete blocks are the most advantageous; yellow = less than 5% difference between the total Resource Depletion impacts from ceramic and concrete blocks; 100% Default—represents that the truck is loaded with 100% of its capacity and returns full; 50% Concrete vs. Ceramic Blocks: Environmental Impact Evaluation

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Applied Sciences Free Full-Text Sustainability

The concrete production process in the circular and linear model consumes the same resources, thus the social impacts of concrete production are identical, but the difference in the category values in After water, concrete is the most widely used substance on Earth. If the cement industry were a country, it would be the third largest carbon dioxide emitter in the world with up to 2.8bn tonnesConcrete: the most destructive material on Earth

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Life-cycle assessment of emerging CO ScienceDirect

CO 2 mineral carbonation (MC) curing technology provides a promising solution for large-scale CO 2 utilization and construction sectors towards low-carbon and environmentally friendly production of concrete, but studies on the total environmental impacts of this technology are scarce. Accordingly, this paper evaluated the life cycle Concrete is classified into three major categories by its unit weight. The first type is heavyweight concrete (HWC), having a unit weight between 3200 kgm −3 to 4000 kgm −3, and is primarily used in nuclear power plants. The second category is NWC and has a unit weight ranging from 2400 kgm −3 to 2600 kgm −3, and the third is the Lightweight concrete from a perspective of sustainable

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Concrete Structures and Their Impacts on Climate

In residential buildings, concrete represents a relatively high volume and weight of material used (34.3–63%) and thus is responsible for high environmental impacts [16, 17]. Concrete can contribute to the overall impact of materials in masonry residential buildings on greenhouse gas emis-sions by 41.2% [13], having a higher impact than steel1. Introduction. Bricks and blocks are essential building materials. Although burnt clay bricks are often used in building construction, it creates environmental issues due to depletion of fertile topsoil and emissions of CO 2 to the atmosphere [1].Conventional bricks are produced from clay with high temperature kiln firing or from ordinary Portland Life-cycle impacts from environmentally friendly blocks

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Sustainability Free Full-Text Influence of Different Types of

This paper examines the compressive, flexural and tensile strength, ultrasonic pulse velocity, unit weight, water absorption, freeze-thawing, thermal and abrasion resistance, and microstructural properties of Interlocking Concrete Block Paving (ICBP) containing major industrial and agricultural wastes along with an assessment of their The cement industry produces about 5% of global man-made CO2 emissions, of which 50% is from the chemical process, and 40% from burning fuel. The amount of CO2 emitted by the cement industry isEnvironmental and Social Impacts of Cement Industries

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