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compressive strength of m grade concrete with recycled concrete aggregate

Home compressive strength of m grade concrete with recycled concrete aggregate

Strength analysis and validation of recycled aggregate ...

Jan 01, 2021· Compressive strength (CS) of Recycled Aggregate Concrete (RAC) determined at the age of 3, 7, 14 and 28 days and the flexural strength (FS) conducted at 7 and 28 days. For each grade of concrete five mixes were produced with varying percentage of RA (0%, 25%, 50%, 75%, and ). Further strength analysis was continued on M20 grade, by ...

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Compressive Strength of Concrete with Recycled Glass as ...

In this study, recycled glass is used to replace the natural fine aggregate in different mix proportions to obtain the optimum combination that will produce the highest strength. The control samples are Grade 30 ordinary Portland cement concrete (OPCC) containing natural sand and coarse aggregate. The recycled glass concretes contain 70% natural fine aggregate + 30% size 300 micron ...

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Artificial neural networks for prediction of compressive ...

National Institute of Technology Rourkela strength of the concrete, resulting in lower concrete strength. Odisha,769008, India [email protected] account the results of a study to evaluate whether or not the compressive strength of concrete made with different types and sources of recycled aggregates can be predicted by regression analysis.

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(PDF) "COMPRESSIVE STRENGTH AND CHLORIDE PERMEABILITY …

Nitish Puri, Brijesh Kumar, et al stated that there is a considerable increase in the compressive strength as well as flexural strength of concrete when the aggregates are fully or partially replaced with construction debris. However maximum strength was shown by concrete mix having 25% recycled debris aggregates and 75% natural aggregates. [7]

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Effect of Recycled Aggregate on Compressive Strength of ...

Compressive strength of recycled aggregate concrete was compared with natural aggregate concrete. Result shows that compressive strength of recycled aggregate is decreased with increase in replacement of recycled aggregate. [5] 135 127 110 95 83 76 72 66 60 58 56 0 20 40 80 100 120 140 0 10 20 30 40 50 60 70 80 90100 m % Replacemnt of Recycled ...

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Strength of Recycled Concrete Made From Crushed Concrete ...

Date: 1/1/1983. Abstract: Compressive strength of hardened concretes made from recycled concrete coarse aggregates was studied as a function Of the compressive strength of original concretes from which the coarse aggregates were derived Also studied were properties of fresh concretes made from recycled aggregates, gradings of crusher products ...

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ANALYSIS OF COMPRESSIVE STRENGTH BETWEEN …

2319-5606 Volume 2, 0, October 2013 study on compressive strength of recycled concrete aggregate as complete replacement of natural aggregate [8] M.S.Shetty, (2005), Concrete Technology, 17th edition. New Delhi: S. Chand and Company. [9] M L Gambhir, Concrete Technology .

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M25 GRADE CONCRETE- MIX DESIGN CALCULATION – …

Jul 22, 2020· An example of given concrete mix design steps for concrete of M 25 grade is followed as per IS: 10262-2009. I. Stipulations for Mix Design Concrete Grade designation : M 25 Type of cement : OPC 53 grade confirming to IS 8112 Maximum nominal size of aggregate …

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Experimental Study on High Strength Concrete with Recycled ...

two major components – cement paste and aggregates. The strength of concrete depends upon the strength of these components, their distortion properties, and the bond between Experimental Study on High Strength Concrete with Recycled Aggregate Mr. Aby V Patani, Mr. M. Alagendran

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Properties of concrete prepared with low-grade recycled ...

Nov 01, 2012· Moreover, Fig. 2, Fig. 3 show that the relative compressive strength of the concrete made with the low-grade recycled aggregate (RAI and RAII) were lower than those of the natural and commercial recycled aggregate. This is may be attributed to weaker and higher water absorption of low-grade recycled aggregate.

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Bond strength of concrete containing crushed concrete ...

variation of compressive strength of M30 grade concrete is found to be less than 10 percent in the preliminary study. The weight of the constituent materials for the M20 and M25 grade concrete is given in Table 4. Table 4 Details of M20 and M25 grade concrete with various coarse aggregate replacement ratio Mix designation Volume replacement ratio

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Effect of recycled concrete aggregates on strength and ...

This paper investigates the effect of recycled con-crete aggregate (RCA) on the rate of concrete compressive strength and stiffness gain with time and on the bond strength between seven-wire steel prestressing strand and concrete. The use of RCA did not have a significant effect on the rate of concrete compressive strength or stiffness

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Research Article Cellular Concrete Bricks with Recycled ...

Lightweight concrete with wide range of concrete densities ( kg/m 3) were studied mainly for com-pressive strength, split tensile strength, moisture migration, and absorption. e results indicate that for comparable aggregate size and concrete density, concrete with UEPS aggregate exhibited % higher compressive strength than EPS aggregate [ ].

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Investigating the Effect of Sulfate Attack on Compressive ...

of compressive strength at 28 days using (0%, 30%, 60% and ) recycled aggregate are (330, 280, 266 and 244) Kg/cm2 respectively, with reduction in compressive strength was (15.2%, 19.4% and 26%) for replacement ratio (30%, 60% and ) respectively. MgSO4 solution has an effect on compressive strength after 90 days of

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Experimental Study on Concrete Cube Test for Compressive ...

Aggregate Concrete (NAC). Using M20 Grade at the age of 28 days and RAC with water-cement ratio 0.65 had the highest strength. Key Words: Compressive strength, recycled aggregate. 1. INTRODUCTION In Recycled Aggregate Concrete (RAC) is concrete that using Recycled Aggregate (RA) as partially or fully

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ISSN 2348 – 7968 Compressive Strength of Fine Recycled ...

compressive strength of fine recycled aggregate concrete. Wainright et al [9] observed that concrete mixes with FRA could result in compressive strength increases of up to 5 MPa in some cases. Leite [14] noted that the incorporation of FRA in contrast to CRA increased the concrete's compressive strength. Khatib [7] observed a general loss of

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COMPRESSIVE STRENGTH OF CONCRETE USING NATURAL AGGREGATES …

COMPRESSIVE STRENGTH OF CONCRETE USING NATURAL AGGREGATES (GRAVEL) AND CRUSHED ROCK AGGREGATES-A COMPARATIVE CASE STUDY. IAEME Publication. Download PDF. Download Full PDF Package. This paper. A short summary of this paper. 37 Full PDFs related to this paper. READ PAPER.

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A STUDY ON USE OF RECYCLED CONCRETE AGGREGATE …

coarse aggregate provide desirable compressive strength of 25 N/mm2. After increasing the percentage of recycled coarse aggregate in fresh concrete, compressive strength decreases. At higher percentage of recycled coarse aggregate i.e. 50% & slump and compaction factor is also low, which shows poor workability.

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What is M25 grade concrete ratio in concrete mix design ...

Concrete is a composite mixture consisting of cement, sand ( fine aggregates) and coarse aggregate. design of the concrete grade mix is a procedure to find the correct quantities of cement sand and aggregate materials to achieve the desired compressive strength.

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EXPERIMENTAL STUDIES ON THE HOMOGENEITY AND …

The compressive strength of the recycled aggregate concrete depends on the quality of the used aggregate (Malešev et al., 2010). It has the possibility of higher, equivalent or lower compressive strength compared to the concrete that uses natural aggregates. As a result, the

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CONCRETE MIX DESIGN CALCULATION FOR M35 GRADE – …

Jul 31, 2020· An example of given concrete mix design steps for concrete of M 35 grade is followed as per IS: 10262-2009. 1. Stipulations for Mix Design Concrete Grade designation : M 35Type of cement : OPC 53 grade confirming to IS 8112 Maximum nominal size of aggregate : 20 mm Minimum cement content : 340 kg/m3 Maximum water-cement ratio :…

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COMPRESSIVE STRENGTH OF CONCRETE USING NATURAL AGGREGATES …

Feb 22, 2016· M20 grade concrete for natural aggregate concrete workability of 75 mm which required a water cement ratio of 0.45 S No. 28 days Strength (Mpa) 01. 22.8 02. 22.1 03. 23.2 Average compressive strength = 22.7Mpa The average compressive strength of the two kinds of concrete are compared in figure 4 and figure 5 Figure 4: This chart shows the ...

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Workability and Compressive Strength of Recycled Concrete ...

The recycled concrete waste aggregate (RCWA) was tested for grading, specific gravity, percent absorption and impact and crushing (% crushed). For the fresh concrete mix, slump and compaction factor test were carried out. Concrete samples are wet cured and tested at 7 and 28 days for compressive strength.

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Compressive strength of recycled aggregate to concrete ...

Table 1.0 shows the results of previous studies which were using RA as replacement coarse aggregate in concrete mixes at different water-cement ratio.. Table 1.0 Summarisation Result ... Compressive strength of recycled aggregate to concrete with various percentage of recycled aggregate .

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The Biaxial Compressive Mechanical Properties and Strength ...

Oct 26, 2020· In this paper, the tests under biaxial compression were conducted on five kinds of recycled aggregate concrete (RAC) by stress ratios (0:−1, −0.1:−1, −0.25:−1, −0.5:−1, −0.75:−1, and −1:−1) at the strain rates of 10–5/s, 10–4/s, 10–3/s, and 10–2/s. This study was accomplished in the servo-hydraulic multi-axial testing system, which was carried at Dalian University ...

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Use Of Recycled Aggregate In Concrete – IJERT

Jan 30, 2013· As compared M 30 grade of concrete the strength reduction in M 40 grade of concrete is more as per results. 5 Conclusion- Use of recycled aggregate up to 30% does not affect the functional requirements of the structure as per the findings of the test results.

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Behavior of FRP-Confined Recycled Brick Aggregate Concrete ...

Dec 06, 2020· Reprocessing brick waste into recycled brick aggregate (RBA) to fabricate new concrete [i.e., recycled brick aggregate concrete (RBAC)] has proved to be an effective solution. RBAC is generally used as nonstructural concrete owing to its inferior mechanical and durability properties compared with natural aggregate concrete (NAC).

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Study of recycled concrete aggregate quality and its ...

Study of recycled concrete aggregate quality and its relationship with recycled concrete compressive strength using database analysis • 3. Materiales de Construcción 66 (323), July–September 2016, e089.

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Green Concrete from Sustainable Recycled Coarse Aggregates ...

Feb 02, 2015· The compressive strength of 28-day hardened concrete containing washed recycled aggregate was slightly lower (7%) than concrete prepared with natural aggregates. Water absorption, carbonation, and rapid chloride penetration test were conducted to assess the durability of the concrete.

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Effect of the Quality of Recycled Aggregate on Compressive ...

parent concrete is lower than the corresponding grade of normal concrete, whereas, the compressive strength of RAC made with RA obtained from higher grade of parent concrete is quite comparable with the similar grade of parent concrete. Keywords: Recycled Aggregate (RA), Recycled Aggregate Concrete (RAC), Compressive Strength, Parent Concrete. 1.

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Tested and Modeled Relationship between Curing Time and ...

【Abstract】 Recently,more and more concrete structures are demolished and rebuild,and a large amount of demolished concretes are reused as materials for recycled aggregate concrete(RAC).It is very important to correctly describe time-dependent compressive strength of RAC before the design of corresponding RAC structures.In this paper,compressive strength tests of RAC with different curing ...

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