Comparative Studies on Sustainable Alternative …
Concrete is an artificial material, which is made up of cement, fine aggregate, coarse aggregate and water. In this study cement was replaced with 10%, 20% and 30% of Class F fly ash and fine aggregate was replaced with 10%, 20% and 30% of crushed cullet glass aggregate in various combinations to arrive at the most suitable mix.
اقرأ أكثر
5 Eco-Friendly Alternative Aggregates for …
Alternative materials for coarse aggregate in concrete can be rubber, glass, expanded fly ash clay, or plastic materials. On the other hand, agro-wastes, to industrial by-products, alternative materials for fine …
اقرأ أكثر
The Production of Sustainable Concrete with the Use of …
sludge ash (ISSA) for fine aggregates, and glass for coarse ones, are the only alternative materials with a replacement level below 50%, due to their high impact …
اقرأ أكثر
Geomaterials as construction aggregates: a state-of-the-art
Construction aggregates derived from primary resources either by crushing of sound rock masses (crushed stone aggregates) or from naturally occurring unbound clastic sediments (natural sand and gravel aggregates) make the most voluminous mineral raw material exploited by humans nowadays (Fookes 1991; Přikryl 2017).Extremely low …
اقرأ أكثر
Alternative coarse aggregate for sustainable and eco …
Alternative coarse aggregates such as EWA, CSA, OPSA, CBQDA, SFAA, EPSA, LWECA, and WRTA have a bulk density of less than 1200 kg/m 3, satisfying the requirements of lightweight aggregate as per AS 2758.1. The particle shape and size of …
اقرأ أكثر
Utilization of Demolished Concrete and Construction Waste as Coarse
This study is focused to improve strength and durability properties of green concrete with E-waste as fine (10%, 20% and 30%) and coarse aggregates (5%, 10% and 15%) replacement in fibre ...
اقرأ أكثر
Mangima Stone as Alternative Coarse Aggregate in …
The study concluded that the Mangima stone can be a suitable. alternative material for coarse aggregates to produce structural concrete because. results showed that compressive strength of the concrete blended with Mangima. aggregates attained higher strength capacity than the conventional (basalt) aggregates.
اقرأ أكثر
Alternative Aggregates for Sustainable Concrete
Experiments have done on the effect of partial replacement of coarse aggregate with coconut shell for different percentages and investigated the properties of this composite concrete In this study ...
اقرأ أكثر
Machine learning-based prediction of concrete strengths …
This study investigates the predictive capacity of machine learning models for the compressive, flexural, and split tensile strengths of concrete incorporating coconut shell as a partial replacement for coarse aggregate. The dataset, comprising 483 laboratory experimental samples from reputable literature, encompasses key parameters such as …
اقرأ أكثر
Investigation study data to develop sustainable concrete mix …
1. Value of the Data • These data are valuable because they represent a comprehensive approach to producing sustainable concrete mixtures. The combination of cement replacement materials like Alccofine, Metakaolin, and GGBFS, along with the use of alternative materials for both fine and coarse aggregates, demonstrates a commitment …
اقرأ أكثر
Coconut Shell as a Substitute for Coarse Aggregate in Concrete
The properties of concrete using crushed coconut shell as coarse aggregate were investigated in an experimental study. Coarse aggregate was replaced by crushed coconut shells in three different ...
اقرأ أكثر
Review of alternative ash aggregates in concrete-solution
3 Citations. Explore all metrics. Abstract. Owing to the depletion of natural resources, new alternative materials are emerging in construction industry. Especially, …
اقرأ أكثر
Coconut (Cocos nucifera L.) Waste as Partial Coarse Aggregate
Concrete hollow block is a vital component in construction industry because of its affordability, strength, and convenience. However, the excavation of conventional coarse aggregates devastates ...
اقرأ أكثر
Mangima Stone as Alternative Coarse Aggregate in …
The study concluded that the Mangima stone can be a suitable alternative material for coarse aggregates to produce structural concrete because results showed that compressive strength of the concrete blended with Mangima aggregates attained higher strength capacity than the conventional (basalt) aggregates. 1.
اقرأ أكثر
Alternative coarse aggregate for sustainable and eco
Considering the rising demand for concrete today, which requires an environmentally friendly handling of natural resources, it is critical to substitute alternative materials for coarse aggregates ...
اقرأ أكثر
Usage potential and benefits of processed coconut
Selection of the type of coarse aggregates is very crucial as it has a great influence on fresh and hardened properties of cement concrete. For sustainable advancements in the field of concrete technology, the reduction in usage of natural coarse aggregate and incorporation of feasible alternative materials to coarse aggregate is …
اقرأ أكثر
Replacement Of Coarse Aggregate in Concrete
Alternative Coarse Aggregate in Concrete: A Review. Authors: Durga Chaitanya Kumar Jagarapu. Koneru Lakshmaiah Education Foundation. Marupaka Sri. M …
اقرأ أكثر
Alternative fine and coarse aggregates in concrete: a …
Considering the rising demand for concrete today, which requires an environmentally friendly handling of natural resources, it is critical to substitute alternative materials for coarse aggregates ...
اقرأ أكثر
Use of Waste Ceramic Tile Aggregates as an Alternative Material …
Based upon its properties ceramic tile aggregates are appropriate concrete material which is used as an alternative material to coarse aggregates in concrete. Water absorption, impact value and crushing value are higher than the natural aggregates and specific gravity is lower than natural aggregates.
اقرأ أكثر
What Are The Alternatives to Aggregates?
In this blog post, we will introduce some of the alternative materials that can be used as aggregates in concrete production. These alternatives include: Fibrous concrete or papercrete: This is a type of concrete that uses waste paper or paper pulp as a partial or total replacement of coarse aggregate. Papercrete has low density, good …
اقرأ أكثر
Concrete using agro-waste as fine aggregate for sustainable …
Many agricultural waste materials are already used in concrete as replacement alternatives for cement, fine aggregate, coarse aggregate and reinforcing materials. This paper reviews some of the agro-waste materials, which are used as a partial replacement of fine aggregate in concrete. Different properties of fresh and …
اقرأ أكثر
Material and structural properties of recycled coarse aggregate
The current specifications for RAC in structural engineering primarily focus on the application of RAC prepared with RCA, with limited attention given to the use of recycled fine aggregate [9].The utilization of recycled fine aggregate is restricted due to its lower quality compared to river sand, resulting in decreased workability and mechanical properties of concrete.
اقرأ أكثر
(PDF) Study on Physical and Mechanical Properties of Quartzite …
Concrete has under gone many developments based on the studies of influence of both type and composition of cement,aggregates and admixtures.This paper examines the influence of different proportions of coarse aggregate size on the mechanical properties of concrete,along with an intention of finding a suitable substitute material for the binder.For …
اقرأ أكثر
A Review on the Use of Alternative Materials as a
The low-grade recycled aggregates were used to replace the natural coarse aggregate () and natural fine aggregate (0, 25, 50, 75 and ). The study showed that incorporation of recycled fine aggregate led to a decrease in density and compressive strength, while the drying shrinkage increased.
اقرأ أكثر
The Production of Sustainable Concrete with the Use of Alternative …
sludge ash (ISSA) for fine aggregates, and glass for coarse ones, are the only alternative materials with a replacement level below 50%, due to their high impact on the mechanical performance of ...
اقرأ أكثر
A comparative study on the various alternative materials for …
Concrete is made of binding material (cement or lime), coarse aggregate, fine aggregate and water in various proportions. Building industry has been impacted by fine aggregate availability due to its shortage in quantity from the sources. ... That necessitated the development of new alternative material to replace the fine aggregate in order to ...
اقرأ أكثر
Influence of Using Waste Materials as Partial Replacement of Coarse …
Hence it can be used as partial replacement alternative for coarse aggregate in interlocking concrete block pavement. This study investigates the effect of using two easily available waste materials in Kerala viz. Coconut shell and Ethylene Vinyl Acetate rubber as a partial replacement alternative of coarse aggregates in the …
اقرأ أكثر
Using bauxite as alternative for coarse aggregate in asphalt …
The depletion of natural resources promotes to search for alternative of pavement materials with the aim of ensuring the performance of pavement especially skid resistance, which is often linked to financial and health services of the country.To solve the issues, the paper attempts to employ bauxite as alternative for coarse aggregate of …
اقرأ أكثر
Review Alternative fine aggregates in production of …
These alternative fine aggregate (AFA)/manufactured sand (MS) are generally produced from natural sources or any other sources like old concrete, rocks, industrial wastes after processing using thermal, mechanical and chemical separation, washing, crushing and scrubbing (Dash et al., 2016).
اقرأ أكثر
Review Alternative fine aggregates in production of sustainable
The increase in urbanization and industrialization leads depletion of natural resources (Mehta and Meryman, 2009; Nanthagopalan and Santhanam, 2010; Behera et al., 2014).A developing country like India suffers evidently from environmental imbalance and CO 2 emissions (Singh et al., 2018).The good quality materials, especially river sand is …
اقرأ أكثر