These parameters were used to produce conventional concrete, and then adjusted to manufacture recycled concrete aggregate (RCA) concrete, in which 50% of the coarse aggregate was replaced by the ...
The study conducted axial tensile strength tests on concrete samples that replaced conventional aggregates with recycled aggregates. In Series I, using FNG instead of FNA resulted in a reduction in compressive strength by 12.8–49.8% and tensile strength by 14.5–44.6%. If the proportion of FNG exceeds 50%, compressive strength decreases by more …
In order to improve the quality of solid waste utilization, this study simultaneously used recycled coarse aggregate and recycled fine aggregate to prepare recycled aggregate …
waste tyre crumb rubber particles was used to replace fine aggregate in concrete of size passing through 1.18 mm IS sieve and retaining on 600µ IS sieve at ratios 0.5 %,1%,1.5%, ... concrete mixture by using tyre chipped replaced to coarse aggregates and waste tyre crumb powder replaced to cement at 5%, 7.5% and 10% to examine the concrete ...
The investigation replaced fine aggregates by 10%, 15% and 20% with fine plastics, using 25MPa concrete at a ratio of 1:1:2 (cement, fine aggregate and coarse aggregate). Their results concluded that compressive strength, split tensile strength and flexural strength were reduced with increasing percentages of plastic aggregates.
The egg shell and ceramic waste is equally replaced for fine aggregate and coarse aggregate respectively in percentages of 5%, 7.5%, 10%, 12.5% and 15% during the manufacture of concrete. The concrete is cast in cubes and cylinders and it is tested for compressive strength and tensile strength to find the optimum percentage of their replacement.
partially replace fine aggregates in construction.The use of waste crushed glass (WCG) as a replacement for fine aggregates can greatly increase the mechanical properties of paving blocks. This study aims to reinforce the rectangular concrete paving blocks with waste crushed glass (WCG) as a partial replacement for fine aggregate and make it a ...
The aim of this study is to improve the strength of concrete made by partial replacement of fine aggregate with waste glass. The fine aggregate was replaced by waste glass as (0-40%) with dosage ...
The scope of this project is to ascertain ability of using the waste PET bottles as a partial replacement agent for fine aggregate in concrete with 1%, 2% and 3% replacement of PET bottle fibers for fine aggregate are produced and compared against control mix with no replacement [2]. ... 2% and 3% of traditional fine aggregate is replaced for ...
This paper compares different physical and mechanical properties of agro-waste and agro-concrete, and also presents their reviews with comparative behaviours. ... RG was used to replace fine ...
In this project, 1%, 2% and 3% of traditional fine aggregate is replaced for M40 grade concrete. The replacement percentage is by weight of total fine aggregate content derived from the mixture proportioned. Cube specimens of size 100 mm x 100 mm × 100 mm, cylinder specimens of 150 mm diameter and 300 mm height and prism
An experimental approach is made on the utilization of E-waste particles as fine aggregates in concrete with a percentage replacement ranging from 0 % to 20% on the strength criteria of M30 Concrete.
Sagar R. Raut along with his team Roshani S. Dhapudkar, Monali G. Mandaokar focused on the replacing the coarse aggregate by electronic waste & also tried to replace fine aggregates by e-waste. They have mainly focused on the replacement of aggregates but not included fly-ash for partially replacing the cement.
effective additional for fine aggregate in concrete. Various other waste materials have also been used in the concrete such as corncob Ash Concrete (CAC). The replacement of 2.5% and 5% CCA replaced concrete, compressive strength reaches its target strength of 30 MPa at its 28 days of curing (Abhishek, et al. 2023).
Henceforth, this review aims to: a. appraise WFS appropriateness as a replacement of fine aggregate in the production of concrete, b. compare the suitability of WFS at full and partial replacements of fine aggregate in concrete, and c. recommend future prospects stressing the use of waste materials and low-cost additives to overcome the current ...
Natural coarse aggregates used in concrete are expensive and require excavation, which affects the environment. This study replaced coarse aggregate with polyurethane in concrete to reduce waste disposal and natural coarse aggregate extraction. The replacements were 0, 10, 20, 30, and 40% by volume of coarse aggregate.
Then, it was partially replaced by sand with 0.5%, 1% and 1.5% in the concrete mix. This mix design is referred from the Department of Environment (DOE) method, and test specimen was cast for M30 grade concrete for 7-days,28-days, and 90-days. ... Frigione. M. Recycling of PET bottles as fine aggregate in concrete. Waste management, 2010, 20 ...
Suitability of using sawdust in concrete as partially replaced fine aggregate Rayhana Sultana1*, Ferdous Wahid 2, Jannatul Ferdous Dola1 1Department of Civil Engineering, European ... a partial replacement for sand in concrete mixtures. [5] Recycling of such wastes into new building materials could be a viable solution not only to the pollution ...
The aim of this study is to improve the strength of concrete made by partial replacement of fine aggregate with waste glass. The fine aggregate was replaced by waste glass as...
use of waste glass as partial replacement of fine aggregates in concrete. Fine aggregates were replaced by waste glass powder as 0%, 10%, 20%, and 30% and by weight for M-20 mix. The concrete specimens were tested for compressive strength, splitting tensile strength at the 7th and 28th days of age
6. 3. Introduction Concrete is one of the main component in any concrete masonry construction. Concrete composes of cement, fine aggregate, coarse aggregate. Researches have shown that these components can be replaced to some extent by fly ash, steel fibre, plastic etc. Studies are made on both fresh as will as hardened properties of plastic …
Waste Fine Aggregate, Demolition Waste Powder, Concrete. 1. INTRODUCTION ... moulded earth bricks, stones, timber, steel, aluminium, plastics and fibres of various types and forms have replaced the traditional and costly materials. However, all these ... "Demolished waste as coarse aggregate in concrete." J. Acad. Indus. Res. Vol. 1(9 ...
With the tremendous increase of automobiles nowadays, the disposal of waste tire rubber has become a prime environmental concern, presenting a vast ecological hazard in all parts of the world. One of the potential solutions is using waste tire rubber into concrete/mortar to replace fine aggregate, which reduces the consumption of raw materials, resulting in …
Fine aggregate replacement. The motorcycle's inner tube will be used as a rubber source and shredded to crumbs—three samples of concrete with rubber as fine aggregates were prepared. Rubber crumbs replaced fine aggregates in 2.5, 5.0 and 7.5% in mass. Standard concrete was prepared separately as the control for comparison.
The concrete comprises of various ingredients like binder, fine aggregate and coarse aggregate. For several decades, a river sand has been used in concrete production as a fine …
The current paper focuses on some of the waste elements that are utilized in a concrete mortar (use in roof tile) as a partial replacement for fine aggregates such as rubber …
replacement of fine aggregates in concrete. Fine aggregates were replaced by waste glass powder as 10%, 20% and 30% by weight for M-25 mix. The concrete specimens were tested for compressive strength, durability (water absorption) and density at 28 days of age and the results obtained were compared with those of normal concrete.
The raw materials for GPC primarily include cementitious materials made from industrial by-products and natural materials. Currently, the most commonly used materials for …
The alternative concrete, referred to as concrete with organic waste from now on, had the same composition as traditional concrete, but 10% of the fine aggregate was replaced with organic waste. The preparation of the materials, batching, mixing, and sampling were carried out in accordance with BS 1881 part 125: Methods for mixing and sampling ...
The coarse aggregates that have been recycled and have low absorption are used in the preparation of concrete. The fine aggregate and the large particle powder acquired from …
In this experimental study to replace the fine aggregate by recycled aggregate in different ratio such as 0%, 10%, 20%, 30%, 40% and 50%. Recycled aggregate concrete is found to be 42% greater ...
The use of such waste as Recycled fine-aggregate in concrete can be useful for both environmental and economical aspects in the construction industry. This study discusses the possibility to replace natural/crushed fine aggregate with demolished concrete waste (crushed fine aggregate "Reucrete Sand") in structural concrete.
fine aggregate in M20 concrete. Usually M20concrete is used for most constructional works. Waste Plastics were incrementally added in 0%, 2%, 4%, 6%, 8% and 10% to replace the same amount of Aggregate. Tests were conducted on coarse aggregates, fine aggregates, cement and waste plastics to determine their physical properties.
partial replacement of fine aggregates in concrete. Fine aggregates will be replaced by waste glass powder as 5%, 10%, 15%, 20% and 40% weight for M-20 mix. The concrete specimens will be tested for compressive strength at 4, 7 and ... fine mixture is replaced by waste glass by specific share and in specific size vary, it'll decrease fine ...