KEY WORDS: Dolomite, Quarry dust, Compressive strength, Partial Replacement INTRODUCTION Concrete is a composite material that consists of binding medium, such as mixture of Portland cement and water, within which ... mortar cubes were tested for 7 days and 40% replacement showed higher compressive strength. The compressive …
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Quarry dust . Cement blocks . Compressive strength . Durability . In Sri Lanka, due to the recent development in the construction industry, the ... percentages of quarry dust. The mortar cubes ...
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It is evident that quarry dust negatively influences the compressive strength in wet conditions. As quarry dust absorbed more water in wet condition, …
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and quarry dust mortar prism results were presented in Table 3. Table 3. Flexural and compressive strengths of river sand and quarry dust mortar prisms e e strength 4 2 Fig. 2 and 3 represent the 7 days and 28 days flex-ural strength of river sand and quarry dust mortar with w/c ratio, respectively. 5 4.5 mm 0
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Tests including setting times, water absorption, compressive strength and density test were carried out on mortar with cement partially replaced with 0%, 5%, 10%, 15%, 20%, 25% and 30% quarry dust ...
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This paper is part of a study investigating the structural characteristics of concrete using various combinations of lateritic sand and quarry dust as complete replacement for conventional river sand fine aggregate. Samples of concrete (eg. cubes) were made using varying contents of laterite and quarry dust as fine aggregate. The quantity of laterite …
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The compressive strength of M30 concrete has been tested for 3, 7, 28 days of curing with the percentage of quarry dust varying from 20%, 25% and 30% replacement. The compressive strength results are presented in Figure no. 5. 5. CONCLUSIONS It is observed that the strength characteristics of quarry dust is same as sand. The chemical
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DOI: 10.1155/2016/1742769 Corpus ID: 55828666; Study on Compressive Strength of Quarry Dust as Fine Aggregate in Concrete @article{Prakash2016StudyOC, title={Study on Compressive Strength …
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However, the compressive strength of mortar containing waste materials slightly increased with increased fineness of GS and significantly increased under high curing temperatures. It was recommended that more fineness of GS be achieved to use its high percentage replacement with cement (30% or more) incorporating local …
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FAB-I type y ash brick The composition and the dimensions of the bricks are presented in Table 3.1. The clay brick is designated as CB, y ash brick specimens with y ash from source I are ...
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This research was carried out to investigate the effect of partially replacing cement with quarry dust in cement-sand mortar. Tests including setting times, water absorption, compressive strength and density test were carried out on mortar with cement partially replaced with 0%, 5%, 10%, 15%, 20%, 25% and 30% quarry dust and presented.
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chemical characteristics of quarry dust in relation to the codal requirements that are met. When sand is completely replaced with quarry dust, compressive strength tests produce better results. 3. MATERIALS AND METHODOLOGY 3.1 Materials used 3.1.1 Cement As it is generally known, cement is a complex material created by
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In a different study, Muhit et al. found that replacing 35% sand by quarry dust in mortar improved compressive strength by 20% and tensile strength by 13.5% in comparison to control mortar. Again, Nuruzzaman et al. [ 14 ] used this supplementary fine aggregate in concrete and recorded that 30% sand replacement by QD increases the …
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Concrete using lateritic sand and quarry dust as fine aggregates exhibit three basic forms of slump depending on the water/cement ratio just like normal concrete (i.e., True, Shear …
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The test results revealed that compressive, shear and bond strength of masonry was improved with increased quarry dust content in the binding mortar. …
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The test results showed that the strength of cement mortar increases with increasing sand content up to an extent. The sand content was found to be an important parameter influencing the pore structure of cement mortar. ... The results showed that river sand and quarry dust with a compressive strength of 10 to 30% replacement is an excellent ...
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The quarry dust was supplied by factory ID Interlocking Brick Sdn Bhd., Terengganu. The specific gravity of quarry dust was 2.69 and the fineness modulus was 2.8 with density of 1,630 kg/m 3. The quarry dust of size 6 mm after sieving was used. The quarry dust was then dried in the room temperature before used. 2.1.4 Water
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preparation, proportion of sand was replaced by quarry dust by weight of sand. The percentages for quarry dust replacement were 25, 50, 75 and 100 %. The different series of mixtures are denoted as B1 for ratio 1:10:0 (cement:sand:quarry dust) that is 0 % quarry dust content, B2: 1:7.5:2.5 (25 % quarry dust); B3: 1:5:5 (50 %
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Stone quarry dust is replaced as 10%, 20%, 30% and 40% of the weight of fine aggregates. The compressive test split tensile test and the flexural test is performed at 7, 14 and 28 days by casting ...
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Aging and Curing Temperature Effects on Compressive Strength of Mortar Containing Lime Stone Quarry Dust and Industrial Granite Sludge.pdf Available via license: CC BY 4.0 Content may be subject ...
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The experimental program involves casting of geopolymer mortar cubes by using GGBFS, Flyash and Quarry rock dust and testing them at 1 day, 3 days and 7 days for compressive strength. Different parameter …
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Key masonry assembly properties, such as compressive strength, tensile strength, flexural strength, and durability, depend on the properties of individual elements, such as mortar, grout, masonry ...
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The partial replacement shows an improvement of compressive strength at 5% quarry dust content after which there is a decrease with increase in quarry dust content at all the ages. ... Microorganisms can be added to more batter strength and durability purpose. Keyword- Quarry dust, cement mortar, bacteria, natural sand I. INTRODUCTION …
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Mortar with Quarry Dust as Fine Aggregate Anupama P.S1., Nazeer M 2., Nizad A and Suresh S. ... on the compressive strength of cement quarry dust mortar was investigated.
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On comparing the results, it was found that compressive and split tensile strength increased and impact strength decreased on replacing M Sand with quarry dust powder.
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WEBThe above strength properties were found to compared closely with normal concrete, while the proportion of 90% laterite to 10% quarry dust produced higher …
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The compressive strength of M30 concrete has been tested for 3, 7, 28 days of curing with the percentage of quarry dust varying from 20%, 25% and 30% replacement. The …
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Stone dust mortar has greater compressive strength than regular sand mortar (Hoque et al. 2013). The strength of modified mortar was studied by substituting …
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The concept of replacement of natural fine aggregate by quarry dust which is highlighted in the study could boost the consumption of quarry dust generated from quarries. By replacement of quarry dust, the requirement of land fill area can be reduced and can also solve the problem of natural sand scarcity. The availability of sand at low …
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This paper presents the results of an experimental investigation carried out to evaluate the compressive strength and transverse strength of 1 : 3 mortar mixes in which natural sand was replaced with 20%, 50%, and quarry dust by weight which were further modified by partially replacing cement with four percentages (15%, 20%, …
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