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A study of fine aggregate replacement with fly ash

The experimental investigation by the inclusion of fly ash as a partial replacement of sand as compared to control cement mortar mixes indicated 50% to 100% increase in the compressive strength of mortar at 91 days. Replacement of 50% sand with fly ash can save about 0.4 m3 sand.

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(PDF) Fly ash as a sand replacement material in

The study presented in this paper shows that fly ash can partially replace sand in cement concretes. This type of fly ash concrete has a lower density and manufacturing cost, a reduced coarse...

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Effect of Fly Ash as a Replacement of Sand on Glass Fibre ...

Abstract—: In the present study the effects of fly ash as a replacement of sand in a foam concrete along with addition of Limestone fibre on physical and mechanical properties of foam

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Utilization of fly ash as partial sand replacement in

01-11-2017  It was found that adding of 10% fly ash as sand replacement content resulted in better compressive strength of OPS LWAC, which is higher than the control mix. Realization on the increasing demand for river sand supply in construction sector has inspired the current research to find alternative material to reduce the use of natural sand in oil palm shell lightweight aggregate concrete (OPS

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Old Dumped Fly Ash as a Sand Replacement in

Fly ash (FA) taken directly from electro-filters is commonly used as a cement replacement material. This is not the case, however, for old dumped fly ash (ODFA) that has been accumulating in on-site waste dumps for decades and currently has no practical use.

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Characteristic study of geopolymer fly ash sand as

Presently crushed sand or high volume fly ash are used as natural sand replacement, however geoploymer fly ash sand could be better environment friendly replacement. In this research geopolymer fly ash sand (GFS) particles are prepared by geopolymerising fly ash and its properties are compared with natural sand which yield satisfactory results in terms of physical, chemical, mechanical and

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Can fly ash be used as a partial replacement of M

Can fly ash be used as a partial replacement of M-sand? Fly ash can be used ad partially replacing fine aggregates to get better impermeable concrete specially for water structures,but always to be sure that the gradation is within the allowed envelope. 137 views

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Influence of Cement Replacement with Fly Ash and

Influence of Cement Replacement with Fly Ash and Ground Sand with Different Fineness on Alkali-Silica Reaction of Mortar Suwat Ramjan , 1 Weerachart Tangchirapat , 2, * Chai Jaturapitakkul , 2 Cheah Chee Ban , 3 Peerapong Jitsangiam , 4 and Teewara Suwan 4

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Using fly ash as replacement of cement amp;

Hence, this project has focused on evaluating the opportunity of using one of these waste materials which is the fly ash as a partial replacement material for cement and fine Aggregate. Fly ash is generally considered as a waste material that is produced as a by-product of coal combustion process.

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Parametric Study for Replacement of Sand by Fly Ash for ...

The use of fly ash as replacement of sand is an economical solution for making green and denser concrete. The paper presents a concrete mix design procedure for partial replacement of sand with fly ash. Present method could produce additional compressive and flexural strength for con-

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Utilization of fly ash as partial sand replacement

It was found that adding of 10% fly ash as sand replacement content resulted in better compressive strength of OPS LWAC, which is higher than the control mix. Realization on the increasing demand for river sand supply in construction sector has inspired the current research to find alternative material to reduce the use of natural sand in oil palm shell lightweight aggregate concrete (OPS LWAC)

More

Study on Partial Replacement of Sand with Fly

The utilization of fly ash as sand partial replacement in concrete mix is an alternative solution for the depletion of sand resources in the Special Region of Yogyakarta. This research evaluates the effect of sand partial replacement with fly ash to the strength-weight and cost-strength ratio of concrete mixes.

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Influence of Fly Ash Content and Desert Sand Replacement ...

Under the same amount of fly ash content, desert sand replacement ratio was 0%, 20%, 30%, 40%, 60%, 80% and 100%, respectively. Concrete specimen was cast in moulds with the dimension of 150×150×300 mm. All specimens were demoulded after 24h, then cured in standard curing room for 28d.

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Partial Flyash Replacement To Sand – My Civil

08-03-2007  In this investigation flyash is used as sand replacement material. The material mix of proportion 1:1.45:2.46:0.5. Each category comprises of various percentages of sand replacement material in increasing order i.e. 46%, 47%, 48%, 49%, 50%, 51%, 52%, 53%, 54%, and 55%. The workability is maintained constant for all mixes.

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Old Dumped Fly Ash as a Sand Replacement in

The use of industrial residues to replace natural resources for the production of building materials is economically and ecologically justified. Fly ash (FA) taken directly from electro-filters is commonly used as a cement replacement material. This is not the case, however, for old dumped fly ash (ODFA) that has been accumulating in on-site waste dumps for decades and currently has no ...

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Utilization of fly ash as partial sand replacement

The effect of fly ash content as partial sand replacement towards workability and compressive strength of OPS lightweight aggregate concrete were investigated. Four concrete mixes containing various percentage of fly ash that are 0%, 10%, 20% and 30% by weight of sand were used in

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Utilization of fly ash as partial sand replacement

18-03-2021  Utilization of fly ash as partial sand replacement in oil palm shell lightweight aggregate concrete @inproceedings{Akmal2017UtilizationOF, title={Utilization of fly ash as partial sand replacement in oil palm shell lightweight aggregate concrete}, author={A. Akmal and K. Muthusamy and F. Yahaya and H. M. Hanafi and Z. N. Azzimah}, year={2017} }

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Can fly ash be used as a partial replacement of

Can fly ash be used as a partial replacement of M-sand? Fly ash can be used ad partially replacing fine aggregates to get better impermeable concrete specially for water structures,but always to be sure that the gradation is within the allowed envelope. 137 views

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SERIES TOPICS OF Fly Ash Concrete2 - JSCE

concept of replacing sand with fly ash cannot fully utilize its performance as the binder. Both methods as stated above may function practically but hardly get hold of full performances of fly ash. For effective use of various characters of fly ash as a binder and the mineral

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Study on Partial Replacement of Sand with Fly

The utilization of fly ash as sand partial replacement in concrete mix is an alternative solution for the depletion of sand resources in the Special Region of Yogyakarta. This research evaluates the effect of sand partial replacement with fly ash to the strength-weight and cost-strength ratio of concrete mixes.

More

Parametric Study for Replacement of Sand by

The use of fly ash as replacement of sand is an economical solution for making green and denser concrete. The paper presents a concrete mix design procedure

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Old Dumped Fly Ash as a Sand Replacement in

Fly ash (FA) taken directly from electro-filters is commonly used as a cement replacement material. This is not the case, however, for old dumped fly ash (ODFA) that has been accumulating in on-site waste dumps for decades and currently has no practical use.

More

Influence of Fly Ash Content and Desert Sand Replacement ...

Under the same amount of fly ash content, desert sand replacement ratio was 0%, 20%, 30%, 40%, 60%, 80% and 100%, respectively. Concrete specimen was cast in moulds with the dimension of 150×150×300 mm. All specimens were demoulded after 24h, then cured in standard curing room for 28d.

More

Utilization of fly ash as partial sand replacement

The effect of fly ash content as partial sand replacement towards workability and compressive strength of OPS lightweight aggregate concrete were investigated. Four concrete mixes containing various percentage of fly ash that are 0%, 10%, 20% and 30% by weight of sand were used in

More

Utilization of fly ash as partial sand replacement

18-03-2021  Utilization of fly ash as partial sand replacement in oil palm shell lightweight aggregate concrete @inproceedings{Akmal2017UtilizationOF, title={Utilization of fly ash as partial sand replacement in oil palm shell lightweight aggregate concrete}, author={A. Akmal and K. Muthusamy and F. Yahaya and H. M. Hanafi and Z. N. Azzimah}, year={2017} }

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A Mix Design Procedure for Replacement of

01-01-2011  The results also indicated 13% higher flexural strength by the inclusion of fly ash as a partial replacement of sand, as compared to control concrete. Concrete with sand replaced by fly ash was also found to be about 18% and 25% economical with and without superplasticizer, respectively, when cost per N/mm2 was compared.

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Investigation of coal bottom ash and fly ash in

Hence, the major aim of this research study was to investigate their use in concrete to replace sand with bottom ash waste and cement with fly ash. Concrete specimens were prepared incorporating 0, 20, 50, 75 and 100% of bottom ash replacing sand and 20% of coal fly ash by mass, as a substitute for Ordinary Portland cement.

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An Experimental Investigation on Utilization of Waste ...

(GBFS) are used as a substitute to Sand in the manufacture of Fly ash Bricks by replacing Sand with WFS and GBFS by 10%, 20%, 30%, 40%, 50% and 10%, 20%, 30%, 40%, 50%, 60% by weight respectively during their manufacture. The Fly ash bricks with only Natural sand

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PROPERTIES OF OIL PALM SHELL LIGHTWEIGHT AGGREGATE ...

CONTAINING FLY ASH AS PARTIAL SAND REPLACEMENT MUHAMMAD NAZRIN AKMAL BIN AHMAD ZAWAWI Thesis submitted in fulfillment of the requirements for the award of the degree of Master of Science Faculty of Civil Engineering Earth

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Parametric Study for Replacement of Sand by

The use of fly ash as replacement of sand is an economical solution for making green and denser concrete. The paper presents a concrete mix design procedure

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Influence of Fly Ash Content and Desert Sand Replacement ...

represents fly ash content, in which ij=00, 15, 25 respectively represents fly ash content of 0%, 15%, 25%. Krepresents desert sand replacement ratio, in which K=1, 2, 3, 4, 5, 6, 7 respectively represents desert sand replacement ratio of 0%, 20%, 30%, 40%, 60%, 80% and 100%.

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Old Dumped Fly Ash as a Sand Replacement in

Fly ash (FA) taken directly from electro-filters is commonly used as a cement replacement material. This is not the case, however, for old dumped fly ash (ODFA) that has been accumulating in on-site waste dumps for decades and currently has no practical use.

More

A Mix Design Procedure for Replacement of

01-01-2011  The results also indicated 13% higher flexural strength by the inclusion of fly ash as a partial replacement of sand, as compared to control concrete. Concrete with sand replaced by fly ash was also found to be about 18% and 25% economical with and without superplasticizer, respectively, when cost per N/mm2 was compared.

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Parametric Study for Replacement of Sand by Fly

13-01-2021  The use of fly ash as replacement of sand is an economical solution for making green and denser concrete. The paper presents a concrete mix design procedure for partial replacement of sand with fly ash. Present method could produce additional compressive and flexural strength for concrete with partial replacement of sand with fly ash over control concrete, with higher slump.

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Investigation of coal bottom ash and fly ash in

Hence, the major aim of this research study was to investigate their use in concrete to replace sand with bottom ash waste and cement with fly ash. Concrete specimens were prepared incorporating 0, 20, 50, 75 and 100% of bottom ash replacing sand and 20% of coal fly ash by mass, as a substitute for Ordinary Portland cement.

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(PDF) Investigation of coal bottom ash and fly ash

Concrete with bottom ash and fly ash added as replacement for sand and cement, respectively. Compressive, flexural and tensile strengths of the concrete are determined. Pulse velocity, drying shrinkage and micro-structural tests are performed.

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Properties of cement sand brick containing fly ash

There are several tests conducted to investigate the effect of fly ash as partial cement replacement on compressive strength, flexural strength, and water absorption of cement sand brick. The test of brick specimens with replacement ratios of 0%, 10%, 20%, 30% and 40%, are measured and are compared with those of the bricks specimens without fly ash at the same ages.

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Wood ash used as partly sand and/or cement replacement in ...

because the ash was sprayed with water to avoid dust during ash handling at the incineration plant. Regardless of replacing cement or sand with WAs, the compressive strength decreased compared to a reference without ash, however, the decrease was small for two of the ashes.

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Sustainability of Concrete Using Copper Slag as ...

To save our rivers, sand mining has to be reduced and alternate materials considered. Industrial waste products were considered an apt substitute for sand. Any material which is basically chemically inert and having particle size falling in BIS Zoning criteria, would be an ideal replacement for river sand (partially or fully) in concrete.

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