Sustainable integration of coal mine overburden as a substitute …
A large volume of crushed CMOB can be used [18] as a substitute for river sand in concrete production, which will help conserve natural resources in addition to waste disposal. However, for the actual use of this waste material in concrete construction to begin or increase sufficiently, extensive research on this material is necessary which ...
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A critical review and gap analysis on the use of coal …
The CBA used in the reviewed studies has similar fineness modulus (FM) to that of river sand, approximately 1.6–2.2, making it a suitable substitute for fine aggregates (Youcai and Sheng, 2017).The significant presence of silica and alumina in CBA allows its use as an OPC replacement and potentially a constituent in geopolymer …
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river sand substitute for concrete production
Research Paper EXPERIMENTAL STUDY ON PARTIAL MANUFACTURED SAND M SAND IN CONSTRUCTION. replacement of cement in concrete for studying the strength property of production of cement Co 2 is produced which Krishna river sand confirmed toManufactured sand is a substitute of river for construction purposes sand produced …
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Replacement of River Sand with Quarry Dust in …
One such material is River Sand, which is used as a fine aggregate in concrete production. This has resulted increased use of quarry dust as a substitute to river sand, as a fine aggregate.
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Crushed Sand a Substitute for River Sand as a Fine …
This work is focused on the use of quarry dust as a total replacement to river sand in the production of concrete, and comparing the results (compressive strength) to that obtained from conversional concrete made with river sand ... ISSN (online): 2321-0613 Crushed Sand a Substitute for River Sand as a Fine Aggregate in Concrete Saurabh A ...
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EFFECT OF QUARRY DUST AS PARTIAL …
Also, the use of quarry dust as the fine aggregate decreases the cost of concrete production in terms of the partial replacement for natural river sand. Design mix of M25grade concrete with ...
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Eco-Friendly Alternatives To Traditional Concrete
Posted on July 18, 2019. Concrete is a mixture of cement, gravel, sand, water and a range of aggregates. With about 10 billion tons of concrete produced every year, it is the most consumed substance in the world, second only to water.. It is also the world's most widely used material for construction – from bridges to large buildings, concrete forms the very …
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Review and exploration of river sand substitutes for concrete
Review and exploration of river sand substitutes for concrete production in Asian countries. Research output: Chapters, Conference Papers, Creative and Literary Works › RGC 32 - Refereed conference paper (with host publication) › peer-review. Overview; 8 Scopus Citations. Scopus Metrics
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Review and exploration of river sand substitutes for concrete
High quality concrete mixture can only be produced with a proper choice of fine sand with requisite fineness module. The natural river sand is the cheapest option due to the ease …
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Analysis of the Compressive Strength of Concrete with Quarry Dust, Sand
Based on economic analysis and results of tests, river sand replaced with 20% CGF is recommended for use in the production of concrete for use in rigid pavement.
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Pertinence of alternative fine aggregates for concrete and …
Manufactured sand (M Sand), offshore sand, sea sand, quarry dust, and demolition waste have been identified as the most common substitutions for river sand. M Sand and …
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Life Cycle Assessment of River Sand and Aggregates …
New assessment based on satellite images of sand mining operations in Mekong fluvial system of Cambodia revealed that rates of extraction have increased from 24 in 2016 to. 59 Mt in 2020 at a rate ...
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Graphene, a Sustainable Alternative To Sand in Concrete
Applying its signature Joule-heating technique to metallurgical coke, the Tour lab has created a type of graphene that could serve as a substitute for sand in concrete.
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Application of Granite Fines to Substitute Sand in Concrete Production
The technical feasibility is conducted for three classes of concrete, i.e., C32/40, C40/50, and C50/60 produced with GF with varying fines content which is defined as the percentage of particle size finer than 62.5 μm (10%, 16%, and 22%) and percentage substitution (0%, 30%, 50%, 75%, and ). The technical feasibility of producing …
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EVALUATION OF THE POTENTIAL OF SEA SAND AS AN ALTERNATIVE TO RIVER SAND
types, mixed sea sand and river sand (1:1) compared to river sand and quarry dust. Crushing strength vs grain size of the different fine agg regates. Journal of Geologica l Society of Sri Lanka ...
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Investigation on the feasibility of using completely …
In light of the unsustainable provision of river sand in Hong Kong and the limitations of existing river sand substitutes, Hong Kong urgently needs to discover new river sand substitutes to meet the growing demand for …
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Research on River Sand Substitutes for Concrete …
in the production of concrete and cement-sand mortar • The Construction Industry Council has launched a research project entitled "Research on River Sand Substitutes for Concrete Production and Cement Sand Mortar Production". • To identify alternative materials to supplement river sand, the research will go through two phases
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Pertinence of alternative fine aggregates for concrete and mortar…
M Sand and quarry dust have more angularity, rougher surface, higher total specific surface, and lower presence of deleterious substances than river sand, offshore sand, and sea sand.
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Suitability of Ambo Sandstone Fine Aggregate as an …
[4]. Relative to this, searching a source of new substitute of fine aggregate for concrete production, which can be replaced naturally or river sand is significant.
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Sustainable Alternate Materials for Concrete Production …
Natural resources are being continuously extracted for the production of concrete which leads to degradation of the ecosystem. This is also a challenge for sustainability to save Nature. This study seeks to identify a suitable replacement material for river sand and stone aggregate for the sustainable utilization of renewable sources. …
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Alternative fine aggregates in production of sustainable concrete …
Feasibility assessment and application of sea sand in concrete production: A review. 2024, Structures. Show abstract. ... sand significantly impact the performance of SWSSC and are a crucial factor in determining whether it can serve as a substitute for river sand in concrete. These characteristics include the particle size …
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Executive Summary
there is an acute shortage of river sand, which has been commonly used as fine aggregate in concrete and mortar. In view of such situation, the Construction Industry Council has …
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~mill2022/sbm: sbm river sand substitute for concrete production…
sbm/sbm river sand substitute for concrete production.md -rw-r--r-- 30.8 KiB . View; Log; Blame; View raw; 40cddf99 — mill2022 sbm a month ago
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Research on River Sand Substitutes for Concrete Production and
It is a suitable type of material to substitute river-sand in the production of low-density concrete due to its low specific density, ranging from 1.39 to 2.22 g/cm 3 …
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Investigation on Utilizing of Steel Slag as a Partial
This chapter presents a study aimed at investigating the utilization of steel slag as a partial replacement of natural river sand as a fine aggregate in concrete production. It is difficult to produce iron in a blast furnace without first producing steel by-products,...
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Sustainable Alternate Materials for Concrete Production …
Hence, this study strongly suggests that the use of M-sand in its place of R-sand and CS in its place of CSA are sustainable alternatives for the production of …
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Partial Replacement of River Sand w ith Robo Sand in …
This research is aimed at determining the suitability of ROBO sand to replace river sand in the production of concrete, using compressive strength and flexural strength tests as b asis for assessment. ISSN: 2350 -0328 ... ROBO sand is an ideal substitute to river sand. It is manufactured just the way nature has done for over a million
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River Sand
Keywords: concrete, natural river sand, substitutes 1 BACKGROUND Quality of concrete production is highly dependent on the constituents and their optimum ratio. Fine sand and coarse aggregates generally occupy 60% to 75% of the concrete volume and thus strongly influence its hardened properties, mixture proportion and economy.
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Life Cycle Assessment of River Sand and …
Potential primary sand sources crushed and round river concrete quartz sand and m-sand substitutes in form of rushed solid rocks: marble, amphibolite, granodiorite (a form of granite), and basalt …
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Quarry Dust: An Excellent Substitute for Manufactured Sand …
Since there is depletion of river sand, an attempt has been made in this paper to study the possibility of utilizing manufactured sand as fine aggregate. Further, quarry dust, an industrial waste material, has been used as a substitute for manufactured sand for the production of ed concrete.
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