seashells as partial coarse aggregate replacement in concrete

Investigation on Partial Replacement of Coarse Aggregate using E Waste in Concrete International Journal of Earth Sciences and Engineering ISSN Vol 09 No 03 June pp 285 288To Increase The Strength Of Concrete By Adding Seashell As Admixture Dr M Mageswari r 1 CRManoj 2 x To find the optimum strength of the partial replacement of concrete x To minimize the maximum demand for cement and coarse aggregate x To Minimize the maximum degradation in environment due to cement And safeguard the ozone layer from green house gas

partial replacement of the conventional constituents of concrete by two selected waste materials The broad aim of this work was to investigate the effects of partially substituted fine aggregate by rubber on the properties of fresh and hardened concrete Different tests were performed to determine and compare slump plastic density compressive strength tensile splitting strength flexure Experimental Investigation on Concrete with Partial Replacement of Bitumen Coated Coarse Aggregate K ManojKumar 185 E Ethaya Oviya 185 A Kanimozhi 185

In this paper optimum partial replacement of 10 seashell for coarse aggregate 5 10 and 15 partial replacement of prosopis juliflora ash for cement is considered The design mix M30 is usedThe crushed seashells as a coarse aggregate replacement produced low strength and lightweight concrete that is more suitable for low strength application such as concrete paver 4 5 A recent study by Cuadrado Rica et al 6 concluded that the use of crushed queen scallop shells as the aggregate replacement could decrease the mechanical properties and increase the porosity because of an

Partial Replacement of Coconut Shell as Coarse By testing the concrete cubes at 28th day 16 replacement of coarse aggregate by coconut shell shows that the strength of the coconut shell concrete was decreased by 33 from control mixaggregate is partial replacement with 5 10 and 15 by sea shell Hardened concrete Hardened concrete properties such as compressive strength of the concrete on 7

Sea shells used as partial aggregate replacement in concrete Richardson Alan and Fuller Tom Sea shells used as partial aggregate replacement in concrete Coconut Shell as Partial Replacement of Coarse Aggregate In Concrete Anand Ramesh1 Anandhu K J² Anly Saju³ work coconut shell is selected as a partial replacement of coarse aggregate in concrete Coconut shell is a waste material and the amount of these wastes is increasing day by day Usage of these as aggregates will reduce its presence as a waste material from earth Coconut shell

Because seashells possess desirable properties attempts have been made in using seashells as a partial or total substitute for natural aggregate in concreteCOCKLE SHELL A POTENTIAL PARTIAL COARSE AGGREGATE REPLACEMENT IN CONCRETE K Muthusamy and N A Sabri Faculty of Civil Engineering and

been investigated based on their potential to be used as partial coarse aggregate replacement material in concrete production such as palm kernel shell 4 crushed burnt bricks 2 An Experimental study on partial replacement for coarse aggregate by Granite Waste RSiva Kumar HMohammed yousuff MHaripriya Third Year Department Of Civil Engineering SNS College of Engineering Abstract In developing countries where concrete is widely used the high and steadily increasing cost of concrete has made construction very expensive This coupled with deleterious

The aim of the research project is to use crushed macadamia nut shells as a partial substitute of coarse aggregate and determine if there is an improvement on the performance of concrete The use of macadamia nuts shells has been investigated though the shells used were not crushed to smaller siz The shells obtained were cracked only to remove the nut inside thus still needed further The partial replacement of coarse aggregate with palm kernel shell which is a waste in concrete can reduce the overall cost of the concrete and therefore construction also

Palm kernel shells can be used as partial replacement for coarse aggregate up to 10 for heavily trafficked roads and 50 for light trafficked roads 2 For the very lightly trafficked roads in the rural communities palm kernel shells can be used as full replacement for the coarse aggregatIn the laboratory test conventional fine aggregate was replaced at 100 replacement level A total of 18 cubes were cast cured and tested A total of 18 cubes were cast cured and tested The strength development of the concrete mixes containing egg shell aggregates was compared to that of conventional concrete with sand as

characteristics of concrete produced using by sea shells as substitutes for conventional coarse aggregate with partial replacement using M20 grade concretethe present work coconut shell as partial replacement for coarse aggregate in concrete is studied The concrete with ground coconut shell was found to be durable in terms of its resistance in water acidic alkaline and salty Density of coconut shell is in the range of 550 650

A Partial Replacement for Coarse Aggregate by Sea Shell and Cement by Lime in Concrete PSasi kumar 185 CSuriya kumar 185 PYuvaraj 185 BMadhan kumar 185 ErKJegan mohan ² 185 UG Student Department of Civil Engineering Sree Krishna College of E ngineering Vellore Tamilnadu India ²Associate Professor and Head Department of Civil Engineering Sree Krishna College of E ngineering In this project cement is partial replacement with lime powder of about 10 20 30 The coarse aggregate is partial replacement with 10 20 and 30 by sea shell The water cement ratio is maintained for this mix design is 05 Results show that replacement of appropriate cockle shell content able to produce workable concrete with satisfactory strength Integration of 20 cockle shell

Performance of Palm Kernel Shells as a Partial re placement for Coarse Aggregate in Asphalt Concrete Peter Ndoke NDOKE 146 Africa and widespread throughout the tropics 1 partial replacement for fine aggregate in structural concrete is particularly attractive This project aimed to de This project aimed to de termine the level of glass replacement resulting in

The seashells were utilised as partial or total replacement of fine and coarse aggregates in concrete This paper is a literature review of seashell aggregate concrete The paper first presents an overview of the physical mechanical and chemical properties of the seashells This is followed by a discussion of the physical mechanical and durability properties of seashell aggregate concrete in The ingredients used for concrete in the project were same as that used in case of conventional cement concrete cement coarse and fine aggregate and water the only replacement made is the fine aggregate that too partially

The replacement of coarse aggregate by coconut shell by 0 10 20 and 30 The tests were carried out and the The tests were carried out and the results obtained suggested that the replacement more than 20 leads to lightweight aggregate concretecrushed rubber seed shell as partial coarse aggregate replacement ranging from 0 5 10 15 and 20 respectively were prepared in form of cub All the specimens were