M25 grade with nominal concrete mix having proportion of (cement: fine aggregate: coarse aggregate) 1:1.62:2.83 by weight is prepared. The calculated water cement ratio used is 0.48. It was proposed to investigate the properties of concrete and were casted with partial replacement of sand with 5%, 10%, 15%, 20% and 25% of sawdust.
Get MoreGlass Cullet Glass cullet pulverised into a sand-like product. Partial replacement of fine aggregate in concrete (with small penalties in mix design). Available in NSW. Scrap Tyres Processed scrap tyres as tyre chips and crumb rubber aggregate. Crumb rubber in asphalt and sprayed bitumen seals. Available. Used Foundry Sand Spent foundry sand.
Get Moreexplores the potential use of cockle shell as partial sand replacement in concrete production. Cockle shell used in this experimental work were crushed to smaller size almost similar to sand before mixed in concrete. A total of six concrete mixtures were prepared with varying the percentages of cockle shell viz. 0%, 5%, 10%, 15%, 20% and 25%.
Get MoreUp to 25% of the sand content can be replaced with olive husks to produce reasonable concrete (Bahoria et al. 2013). In 2007, 4.5% of global CO2 emissions (377 million tons of …
Get MoreKeywords: Fine aggregate, weathered crystalline rock, river sand replacement, scarcity of river sand, manufactured sand I. INTRODUCTION A. General Concrete is widely used in domestic, commercial, recreational, rural and educational construction.
Get Moreinvestigated the partial replacement of sand with quarry dust. Initially cement concrete cube was studied with various proportions of cement concrete + quarry dust (M 20, AND M25). The experimental results showed that the addition of quarry dust as fine aggregate ratio of 30%, 40% and 50% was found to enhance the compressive properties.
Get MoreIn 2nd phase concrete is produced by replacing blocks. Partial replacement of cement in different sand with 0%, 30%, 40% & 50% of quarry sand and in percentage as like 0%, 15%, 20%, 25%, 30%, 35% and 3rd phase concrete is produced by …
Get MoreThe properties of concrete such as compressive strength and flexural strength was also studied by replacing river sand with GFAS in concrete. It …
Get MoreReplacement of sea sand instead of river sand as 20%, 30%, 60% and respectively and analysis the strength parameters such as compressive strength and split tensile. INTRODUCTION Concrete is the most popular building material in the world. River sand has been the most popular choice for the fine
Get MoreTwo grades of concrete M20 and M25 having nominal mix proportion of 1:1.5:3 and 1:1:2 respectively were used by weight and w/c ratio was fixed according to the slump requirement of 60mm. For this concrete mix, quarry dust was added for …
Get Moresatisfy the requirements of sand. 5. Use of quarry dust in concrete help in workability of concrete. 6. Quarry dust is a waste product from stone crushing industry and available almost free-of-cost, as partial replacement for river sand. REFERENCES [1] Study of Properties of S using 'Quarry ust' and 'Fly
Get Morereplacement the compressive strength increased from 2.47Nmm-2 at 7days to 3.37 Nmm-2 at 28 days. Fig. 1 shows the variation of compressive strength with percentage replacement. It can be seen that at any percentage replacement of sand by saw dust the compressive strength of concrete increased with age. As the
Get MoreThis paper reports on an experimental program to investigate the effect of using copper slag as a replacement of sand on the properties of high performance concrete (HPC). Eight concrete mixtures were prepared with different proportions of copper slag ranging from 0% (for the control mix) to . Concrete mixes were evaluated for workability ...
Get Morereplacement with sand of 0% to in concrete. The test results indicate that compressive strength of concrete increased by 55% at 40% replacement of fine aggregate by copper slag. It was observed that flexural strength at 28 days is higher than design mix (without replacement) for 20% replacement of fine aggregates by copper slag, the
Get MoreUsing d ifferent proportion of this robo sand along with sand the required concrete mix can be obtained. Replacement of natural fine aggregate with artificial fine aggregate by 20%, 40% 60% and also finding the compressive Strength of that concrete cube This Project presents a review of the different alternatives to natural sand in preparation ...
Get Morewith different percentage of replacements with sand. The concrete mix design was proposed using Indian Standard for control concrete. The grade was M25. The Proportion of materials shown in Table 3. The replacement levels of sand by brick powder were used in terms of 15%, 20%, and 25% in concrete. Table - 3 mix proportions of the concrete
Get Moreconcrete, 50 and replacement of sea sand with river sand in concrete gives lesser in compressive, ) ) ) IJSER. EXPERIMENTAL STUDY ON CONCRETE USING SEA SAND AS FINE AGGREGATE International Journal of Scientific & Engineering Research Volume 7, …
Get Moreobserved that the strength of foundry sand concrete is greater than that of conventional concrete. By replacing of river sand by equal weight of foundry sand in concrete, the strength increases with increase of foundry sand in concrete upto the level of 20% of replacement, after that the strength decreases at 30% of
Get Moretypes of concrete mixes, i.e., one comprising blast furnace slag and the other comprising granite stone as coarse aggregates. The compressive strength of BFS aggregate concrete is higher than that of the stone aggregate concrete at the age of 90 days. 1.3.Slag- Manufacturing and Types In the production of iron, iron ore, iron scrap, and fluxes
Get MoreIt was observed that the replacement of natural sand by crusher dust increased the compressive strength of concrete by 5-22% and it was also found that amongst all the mixes, the highest compressive strength was obtained for 40% replacement of sand by crusher dust (Quadri et al., 2013). The required slump could not be achieved by
Get Moreeffect of M -sand as a fine aggregate in high strength concrete and compare the results with the River sand. The scope of the present investigation can be summarized as follows: ¾ To study the effect of workability and the str ength of concrete with the replacement of M -sand by river sand, at an addition of silica fume with cement.
Get MoreGranulated blast furnace slag is a waste of steel industry; its use can be best exploited as part replacement of sand in concrete. It can replace sand to the amount of 70 % in concrete mixes. Its Availability is limited, restricted to steel plant area.
Get Morepassing through this sieve were collected for replacement of the sand content in concrete. The sand particles retained on the 75µm sieve were gathered, washed with water to remove left over fines and dried by spreading in air for 7 days. Table 1: …
Get Morecomes to use of manufactured sand as a replacement to natural river sand. Some of the study's findings from Dr. C.S. Viswanatha, Chief Executive, Torsteel Research foundation in India has concluded that compared to concrete made from natural sand, high-fines concrete generally had higher flexural strength, improved
Get MoreInternational Journal of Scientific and Research Publications, Volume 5, Issue 7, July 2015 1 ISSN 2250-3153 Partial Replacement of Sand by Quarry Dust in Concrete Sumit L. Chauhan, Raju A.Bondre Assistant Professor P. I. G. C. E. Nagpur Abstract- The paper describe the role of quarry dust In the of various complex silicates are formed, causing the mass to construction of …
Get Morecomplete replacement of M-Sand and Quarry sand in the conventional concrete. 2. OBJECTIVES The objectives of the project are: Due to presence of silt and clay in natural sand. If the natural sand is not properly processed, at that point there will be harm in concrete at beginning period. Primary goals are to lower the cost of the building
Get Morecomplete replacement of M-Sand and Quarry sand in the conventional concrete. 2. OBJECTIVES The objectives of the project are: Due to presence of silt and clay in natural sand. If the natural sand is not properly processed, at that point there will be harm in concrete at beginning period. Primary goals are to lower the cost of the building
Get Morereplacement of natural sand (Pofale et al 2013).The present study aimed to utilizing stone dust as fine aggregate in concrete in place of natural fine aggregate. For that an experimental programme was carried out to study the suitability and potential use of stone dust as partial replacement of fine aggregate in concrete.
Get MoreAbstract- Low cost concrete production by replacement of fine sand with Foundry sand is a new trend and makes effectively use of Waste foundry sand as engineering material by reducing disposal and pollution problem. Waste foundry sand are by-products which appears to possess the potential to partially replace regular sand as a fine aggregate in ...
Get Moresubstitutions of sand (CPIII-30% sand) for coffee husk ash. The results are described in Table 2. 4. Conclusions The preliminary results obtained herein indicate that the partial replacement of sand by coffee residue in concrete production is considered technically feasible, presenting a compressive strength of ± 20 MPa.
Get MoreThe objective of the proposed study is to evaluate bottom ash as a partial or total replacement of the fine and coarse aggregate in concrete. This program will characterize and evaluate available bottom ash sources as potential replacement of both the fine (sand)
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