• Study on the reinforced manhole cover slab using coconut

    Abstract In this study, two sets of manhole cover slabs were cast; one set with conventional concrete and the other set with coconut shell aggregate concrete. In both the cases, in one set 10 mm steel reinforcements were used and in the other sets 12 mm steel reinforcements were used.

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  • Lightweight Concrete Using Coconut Shells as Aggregate

    Lightweight Concrete Using Coconut Shells as Aggregate. The average fresh concrete density and 28-day cube compressive strength of the concrete using coconut shell aggregate were 1975 kg/m 3 and 19.1 N/mm 2 respectively. It is concluded that crushed coconut shells are suitable when it is used as substitute for conventional aggregates in lightweight concrete production.

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  • Experimental assessment on coconut shells as aggregate in

    A concrete mix of ratio of 1:2:4 by volume, with a water cement ratio of 0.6 was used as control, to which the properties of all other mixes were compared. Coconut shells were used to replace 20%, 30% 40%, and 50% and 100% of the granite by volume.

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  • Performance of Coconut Shell as Coarse Aggregate in

    Fine aggregates are replaced by saw dust and coarse aggregates by palm kernel shells in reinforced concrete slabs casting. Conventional aggregates were replaced by saw dust and PKS in same ratios of 0%, 25%, 50%,75% and 100%. Compressive and flexural strengths were noted at different time intervals.

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  • Durability properties of coconut shell aggregate concrete

    An experimental investigation was carried out to study the durability properties of Coconut Shell (CS) aggregate concrete.

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  • Experimental Analysis of the Use of Coconut Shell as

    All types of curing conditions. The durability properties of coconut shell aggregate concrete are comparable to other conventional light weight concretes. The flexural behavior of reinforced coconut shell aggregate concrete beams was comparable to control concrete and that of other light weight concretes.

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  • Performance of coconut shell as coarse aggregate in concrete

    Jun 01, 2017 路 Using same mix design, coconut shell concrete was prepared by replacement of conventional crushed coarse aggregate (CA) with waste coconut shell (CS). Coconut shell replaced conventional aggregate by 10%, 20%, 30% and 40% respectively (by volume) and the effect on compressive strength and density of concrete was observed.

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  • Behavior of Reinforced Concrete Beams with Coconut Shell

    Coconut shell concrete can be classified under structural . lightweight concrete. O.T. Olateju. in this paper reports the . exploratory study on the suitability of the periwinkle she. lls . as partial or in concrete works. Physical and mechanical . properties of periwinkle shell and crushed granite were .

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  • Mechanical Properties of Concrete with partial replacement

    This paper centers around the study of physical and mechanical properties of concrete reinforced with coconut fibre and the coarse aggregates of which are partially replaced with coconut shells. American Concrete Institute (ACI) method has been used to design M20 concrete wherein coconut shells (CS) replaced the coarse aggregates (CA) by 6%, 8%.

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  • Physical and Mechanical Properties of Concrete with

    This paper centers around the study of physical and mechanical properties of concrete reinforced with coconut fibre and the coarse aggregates of which are partially replaced with coconut shells. American Concrete Institute (ACI) method has been used to design M20 concrete wherein coconut shells (CS) replaced the coarse aggregates (CA) by 6%, 8%, 10%, 12% and 14% by volume.

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  • Sustainable Management of Waste Coconut Shells as

    Coconut shells and fibers as an aggregate. Analyze the performance and the effectiveness of the coconut shells and fibers as aggregates in concrete hollow blocks in terms of physical properties like color, texture, size, and density and by mechanical properties like compressive strength, modulus.

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  • Durability Properties of Coconut Shell Aggregate Concrete

    Sep 15, 2017 路 Abstract. An experimental investigation was carried out to study the durability properties of Coconut Shell (CS) aggregate concrete. Effect of mineral admixtures such as fly ash and ground granulated blast furnace slag (GGBFS) as partial replacement of cement on durability properties of CS aggregate concrete was also verified.

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  • Performance of coconut shell as coarse aggregate in concrete

    Jun 01, 2017 路 Using same mix design, coconut shell concrete was prepared by replacement of conventional crushed coarse aggregate (CA) with waste coconut shell (CS). Coconut shell replaced conventional aggregate by 10%, 20%, 30% and 40% respectively (by volume) and the effect on compressive strength and density of concrete was observed.

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  • The Use of Coconut Fibre in the Production of Structural

    They found that the average fresh concrete density and 28-day cube compressive strength of the concrete using coconut shell aggregate were 1975 kg m-1 and 19.1 N mm-1, respectively. It is concluded that crushed coconut shells are suitable when it is used as substitute for conventional aggregates in lightweight concrete production.

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  • Bond strength determination between coconut shell

    Jun 20, 2018 路 Bond strength is responsible for the transfer of forces between the two materials ensuring strain compatibility and composite action. In this study, the bond strength property of reinforced coconut shell aggregate concrete was investigated by pull-out test. The pull-out test was carried out on concentrically reinforced concrete cubes.

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  • Ductility Behaviour of Bamboo Reinforced Coconut Shell

    Abstract: This paper presents the study on the ductility behaviour of bamboo reinforced coconut shell aggregate concrete beams together with normal weight concrete beams (NWCB). The grade of coconut shell aggregate concrete, a lightweight concrete (LWC).

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  • Concrete Pavement Blocks Using Coconut Shell as Coarse

    Coconut shell is the strongest part covered in coconut. Coconut shells are an agricultural waste and present disposal problems for the local environment. This paper presents the results of a study conducted to investigate the utilization of Coconut shell aggregate as replacement coarse aggregate material in the concrete pavement block manufacturing.

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  • Performance of Waste Coconut Shell as Partial Replacement

    Results showed that Coconut Shell Concrete (CSC) can be used in light weight concrete construction. Utilization of Coconut Shell will not only be cost effective and Eco friendly, but also resolve the issues related to shortage of conventional material and problem of disposal of waste material.

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  • Ductility Behaviour of Bamboo Reinforced Coconut Shell

    Abstract: This paper presents the study on the ductility behaviour of bamboo reinforced coconut shell aggregate concrete beams together with normal weight concrete beams (NWCB). The grade of coconut shell aggregate concrete, a lightweight concrete (LWC).

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  • Physical and Mechanical Properties of Concrete with

    This paper centers around the study of physical and mechanical properties of concrete reinforced with coconut fibre and the coarse aggregates of which are partially replaced with coconut shells. American Concrete Institute (ACI) method has been used to design M20 concrete wherein coconut shells (CS) replaced the coarse aggregates (CA) by 6%, 8%, 10%, 12% and 14% by volume.

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  • Concrete Pavement Blocks Using Coconut Shell as Coarse

    Coconut shell is the strongest part covered in coconut. Coconut shells are an agricultural waste and present disposal problems for the local environment. This paper presents the results of a study conducted to investigate the utilization of Coconut shell aggregate as replacement coarse aggregate material in the concrete pavement block manufacturing.

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  • Sustainable Management of Waste Coconut Shells as

    Sieve analysis of coconut shells and fiber. 3.2 Mechanical Properties of Concrete Hollow Blocks (CHB) As shown in table 3 and figure 4, the compressive strength of CHB w/ coconut shell and fiber in 7 days of age reached a load capacity of 34.42 KN to 43.5 KN, and stress capacity of 1.67Mpa to 2.11Mpa.

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  • Gunasekaran K. Annadurai R. and Kumar P.S. Study on

    Mechanical and Bond Properties of Lightweight Concrete Incorporating Coconut Shell as Coarse Aggregate Ismail Saifullah 1 , , Md. Mahfuzur Rahman 1 , Abdul Halim 2 , Md. Rafiue Islam 3 1 Department of Civil Engineering, Khulna University of Engineering & Technology (KUET), Bangladesh.

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  • The Use of Coconut Fibre in the Production of Structural

    Preparation of the test specimens: Concrete cubes sizes of 100x100x100 mm and prisms having dimension of 100x100x300 mm were cast for both plain and coconut fibre reinforced concrete for the determination of different properties of concrete. The mix proportion of 1:2:3 by the weight of ordinary Portland cement, river sand, crushed stone and coconut fibre were used to cast the specimens.

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  • Compressive Strength of Concrete by Using Coconut Shell

    Abstract: - The high cost of 30% & 40% replacement of aggregate by coconut shell concrete cube specimens. b. To check various properties of coconut shell concrete mix like - Density - Modulus of Elasticity - Workability - Water-cement ratio - Water absorption - Slump cone c. To investigate the feasibility of the combination of coconut shell.

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  • How are coconut shells used in concrete Quora

    Oct 09, 2014 路 This indeed is an interesting question. I came across some research papers. I think, this particular review Paper has an answer to your question. Please read the conclusion from the paper given below. > * The possibility exists for the partial rep.

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