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research on coarse aggregate alternatives:

Replacement of Coarse Aggregate by Using Naturally ...

Coarse Aggregate of type II:- Crushed hard basalt chips of maximum size 20 mm were used in the concrete Mixes TABLE III.PROPERTIES OF COARSE AGGRIGATE I Bulk Density (gm/m3) Specific Gravity Fineness Modulus Water Absorpti on (%) Impact value Abrasion value 1475 2.77 7.07 2.1 32 28 TABLE IV.PROPERTIES OF COARSE AGGRIGATE II Bulk Density (gm/m3 ...

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E-Waste :An Alternative to Partial Replacement of Coarse ...

Jun 08, 2019  Coarse aggregate: In this study two types of aggregates are used viz. e-waste and coarse aggregate. waste: Electronic waste or e-waste is a term used for electronic products that have become unwanted, non- working or obsolete, and have essentially reached the end of their useful life.

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(PDF) Effect of Partial Replacement of Coarse Aggregate by ...

Scope of the WorkThe aim of this study is to assess the utility and efficacy of coconut shells as a coarse aggregate as an alternative to natural aggregate in concrete. To evaluate the compressive strength of concrete with replacement of coarse aggregate with coconut shell and cement with fly ash. ... According to a study done by the Central ...

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EXPERIMENTAL STUDY ON PARTIAL REPLACEMENT OF

ingredient in concrete thus offering alternatives to preserve natural coarse aggregate for future generation. Seashell is mainly composed of calcium and the rough texture make it suitable to be used as partial coarse aggregate replacement which provides an economic alternative to the conventional materials such as gravel.

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(PDF) Coconut Shell as a Substitute for Coarse Aggregate ...

Jan 01, 2016  Hence the concrete technologists must search for some economical alternative to the coarse aggregate. Here we make use of coconut shell as a partial substitute to coarse aggregate.

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PARTIAL REPLACEMENT OF COARSE AGGREGATES BY

at utilization and the suitability of polystyrene beads as coarse aggregate. A comparative study on strength parameters is also done against conventional concrete to study the behavior of the polystyrene aggregate. For this 5%, 10%, 15%, 20%, 25% and 30% replacement of coarse aggregate by expanded polystyrene beads is attempted in this work.

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(PDF) Partial Replacement of Coarse Aggregates with ...

Recycled aggregates derived from construction and demolition waste (CDW) can be used to replace quarried limestone aggregate, usually used in coarse (6 mm) and fine (4 mm-to-dust) gradings.

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USE OF ELECTRONIC WASTE AS A PARTIAL REPLACEMENT OF

MethodologyFor the this research project ordinary Portland cement of grade 43, natural sand from narmada is used as fine aggregate, natural crushed aggregate is used as a coarse aggregate and crushed plastic waste of which is passed from 20 mm sieve and retained on 4.75 mm sieve is employed in this research project.As per IS 10262:2009 mix ...

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What are other alternatives for aggregates in concrete ...

1. Expanded Polystrene(EPS): EPS balls are used as an aggregate instead of the crushed stone that is used in regular concrete, it known as EPScrete, EPS concrete or lightweight concrete. It has been used as road bedding, in soil or geo-stabilizat...

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(PDF) Effect of Partial Replacement of Coarse Aggregate by ...

Scope of the WorkThe aim of this study is to assess the utility and efficacy of coconut shells as a coarse aggregate as an alternative to natural aggregate in concrete. To evaluate the compressive strength of concrete with replacement of coarse aggregate with coconut shell and cement with fly ash. ... According to a study done by the Central ...

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Replacement of Coarse Aggregate by Using Naturally ...

Coarse Aggregate of type II:- Crushed hard basalt chips of maximum size 20 mm were used in the concrete Mixes TABLE III.PROPERTIES OF COARSE AGGRIGATE I Bulk Density (gm/m3) Specific Gravity Fineness Modulus Water Absorpti on (%) Impact value Abrasion value 1475 2.77 7.07 2.1 32 28 TABLE IV.PROPERTIES OF COARSE AGGRIGATE II Bulk Density (gm/m3 ...

Read More
EXPERIMENTAL STUDY ON PARTIAL REPLACEMENT OF

ingredient in concrete thus offering alternatives to preserve natural coarse aggregate for future generation. Seashell is mainly composed of calcium and the rough texture make it suitable to be used as partial coarse aggregate replacement which provides an economic alternative to the conventional materials such as gravel.

Read More
(PDF) Coconut Shell as a Substitute for Coarse Aggregate ...

Hence the concrete technologists must search for some economical alternative to the coarse aggregate. Here we make use of coconut shell as a partial substitute to coarse aggregate.

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A Review of Partial Replacement of Fine Aggregate Coarse ...

coarse aggregate concrete. With 50% replacement of coarse aggregates by coconut shells, the flexural strength attained reduces invariably from 10%-15% as compared to the coarse aggregate concrete. [14]Maninder Kaur Manpreet Kaur (2012) published a review paper in which it is concluded that use of

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PARTIAL REPLACEMENT OF COARSE AGGREGATES BY

at utilization and the suitability of polystyrene beads as coarse aggregate. A comparative study on strength parameters is also done against conventional concrete to study the behavior of the polystyrene aggregate. For this 5%, 10%, 15%, 20%, 25% and 30% replacement of coarse aggregate by expanded polystyrene beads is attempted in this work.

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Concrete aggregate alternatives - Appropedia: The ...

Feb 03, 2021  High-density polyethylene can be added to concrete and sand as a feasible replacement for course aggregate. Research has shown that plastic bags that are tightly packed and then heated, shrink to a size that can easily be used in concrete. But as the name implies, the material is too ductile at full strength to support structural loads at ...

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USE OF ELECTRONIC WASTE AS A PARTIAL REPLACEMENT OF COARSE

MethodologyFor the this research project ordinary Portland cement of grade 43, natural sand from narmada is used as fine aggregate, natural crushed aggregate is used as a coarse aggregate and crushed plastic waste of which is passed from 20 mm sieve and retained on 4.75 mm sieve is employed in this research project.As per IS 10262:2009 mix ...

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A Study of Concrete Made with Fine and Coarse Aggregates ...

This paper deals with the possibility of using fresh concrete waste as recycled aggregates in concrete. An experimental program based on two variables (proportion of fine aggregates replacement and proportion of coarse aggregates replacement) was implemented. The proportions of replacement were 0%, 50%, and 100% by mass of aggregates.

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(PDF) Utilisation of Waste Plastics as a Partial ...

Oct 09, 2020  The results indicate that the use of 30% POCP, 50% POC, and 75% SSS, respectively, as the replacement materials for cement, coarse aggregate, and fine aggregate

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Replacement Of Coarse Aggregate In Concrete - [Civil Planets]

So experts are desperately looking for a suitable alternative for coarse aggregate—the low cost and lightweight, which does not affect nature much. We have already started using M sand instead of river sand. The natural or synthetic lightweight aggregates make lightweight concrete. It is a low cost along with excellent durability.

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Analytical study on mechanical properties of concrete ...

Jan 10, 2021  On the other hand, absolute utilization of RCA in structural concrete is also restricted by BIS-383 due to its declined properties as coarse aggregate. Recycled coarse aggregates have comparatively less amount of hydrated cement content than that of traditional RS, which is major cause of increased water absorption. Thus, the current study ...

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Partial Replacement of E-plastic Waste as Coarse-Aggregate ...

Jan 01, 2016  3) Coarse Aggregate - Crushed coconut shell aggregate of size between 12.5 mm to 20 mm in length and 2-8 mm thickness and Specific gravity- 2.825 and Free Water absorption=3.645% Table 3 as given the properties of Cement mentioned above.

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5 Eco-Friendly Alternative Aggregates for Concrete!

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 aggregate in concrete can be of a wide variety. In the following section, you will get a brief idea on these aggregate alternatives.

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Replacement of Coarse Aggregate by Using Naturally ...

Coarse Aggregate of type II:- Crushed hard basalt chips of maximum size 20 mm were used in the concrete Mixes TABLE III.PROPERTIES OF COARSE AGGRIGATE I Bulk Density (gm/m3) Specific Gravity Fineness Modulus Water Absorpti on (%) Impact value Abrasion value 1475 2.77 7.07 2.1 32 28 TABLE IV.PROPERTIES OF COARSE AGGRIGATE II Bulk Density (gm/m3 ...

Read More
EXPERIMENTAL STUDY ON PARTIAL REPLACEMENT OF

ingredient in concrete thus offering alternatives to preserve natural coarse aggregate for future generation. Seashell is mainly composed of calcium and the rough texture make it suitable to be used as partial coarse aggregate replacement which provides an economic alternative to the conventional materials such as gravel.

Read More
Study on Replacement of Coarse Aggregate by E-Waste in ...

E- waste is used as one such alternative for coarse aggregate. Owing to scarcity of coarse aggregate for the preparation of concrete, partial replacement of E-waste with coarse was attempted. The work was conducted on M20 grade mix. The percentage of replacing coarse aggregate with E-waste in the range of 0%, 5%, 10%, 15%, and 20%.

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Replacement Of Coarse Aggregate In Concrete - [Civil Planets]

So experts are desperately looking for a suitable alternative for coarse aggregate—the low cost and lightweight, which does not affect nature much. We have already started using M sand instead of river sand. The natural or synthetic lightweight aggregates make lightweight concrete. It is a low cost along with excellent durability.

Read More
A Review of Partial Replacement of Fine Aggregate Coarse ...

coarse aggregate concrete. With 50% replacement of coarse aggregates by coconut shells, the flexural strength attained reduces invariably from 10%-15% as compared to the coarse aggregate concrete. [14]Maninder Kaur Manpreet Kaur (2012) published a review paper in which it is concluded that use of

Read More
PARTIAL REPLACEMENT OF COARSE AGGREGATES BY

at utilization and the suitability of polystyrene beads as coarse aggregate. A comparative study on strength parameters is also done against conventional concrete to study the behavior of the polystyrene aggregate. For this 5%, 10%, 15%, 20%, 25% and 30% replacement of coarse aggregate by expanded polystyrene beads is attempted in this work.

Read More
Application of recycled concrete aggregates as alternative ...

Apr 01, 2015  The main objective of this study is to examine the effect of recycled coarse aggregates (RCAs) used as alternative granular infills in hollow facing column. As granular infills, two types of recycled aggregates were used along with natural coarse aggregates (NCAs). ... This is consistent with the findings of earlier research work (Anderson et ...

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A Study of Concrete Made with Fine and Coarse Aggregates ...

This paper deals with the possibility of using fresh concrete waste as recycled aggregates in concrete. An experimental program based on two variables (proportion of fine aggregates replacement and proportion of coarse aggregates replacement) was implemented. The proportions of replacement were 0%, 50%, and 100% by mass of aggregates.

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Analytical study on mechanical properties of concrete ...

Jan 10, 2021  On the other hand, absolute utilization of RCA in structural concrete is also restricted by BIS-383 due to its declined properties as coarse aggregate. Recycled coarse aggregates have comparatively less amount of hydrated cement content than that of traditional RS, which is major cause of increased water absorption. Thus, the current study ...

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Developing Concrete using Sea Shell as a Fine Aggregate

Coarse Aggregate Coarse aggregate shall consist of naturally occurring material such as gravel or resulting from disintegration of rocks. The particle is greater than 4.75mm the aggregate which we have used is of maximum size of about 20mm and it is in angular shape. Sea Shell Sea shell is the dead remain of the living beings in sea.

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Recycled geopolymer aggregates as coarse aggregates for ...

Mar 10, 2020  Basalt natural coarse aggregate with a nominal size of 12 mm, oven dry (OD) specific gravity of 2.85, 24-h water absorption of 1.8%, and Los Angeles abrasion loss of 16% was used. Sydney sand with OD specific gravity of 2.60 and 24-h water absorption of 1.5% was used as fine aggregates. All aggregates were oven dried prior to casting.

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INTERNATIONAL JOURNAL OF SCIENTIFIC TECHNOLOGY

alternatives that can be used to anticipate the increased ... Coarse aggregate testing was carried out at the Sebelas Maret University's Main Road Laboratory. The coarse aggregate tested in this study was from PT. Panca Darma ... The research results on the use of crumb rubber as the

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Performance of Coconut Shell as Coarse Aggregate in ...

4. COCONUT SHELL AS A ALTERNATIVE COARSE AGGREGATE In view of thrust on energy saving and sustainable development, the use of alternative constituents of natural resources and the search of suitable alternative to conventional construction material is now a global concern. To make use of alternative aggregate in concrete

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Experimental Investigation on Concrete with Replacement of ...

Fine aggregate: Manufacture sand was used as fine aggregate. The exact gravity and fineness modulus be 2.55 and 2.93 respectively. Coarse aggregate: Nearby obtainable compressed stone be used as a coarse aggregate. Which contain the dimension of 20mm sizes used for the project.

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