periwinkle shell as coarse aggregate for concrete


An investigation of periwinkle shells as coarse aggregate ...

Oct 01, 1995· Periwinkle Shells as Coarse Aggregate in Concrete 577 200 150 - i i 100 50 x 1:3^:1 mix proportion o l:4l? mix proportion (ii) They can be used to produce medium strength light- weight concretes (giving concretes of strengths 3.5- 15N/mm2). (iii) The replacement of granite with PWS decreases the compressive and flexural strengths.

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Sustainable Concrete Using Periwinkle Shell As Coarse ...

A total of sixty (60) concrete cubes of size 150 x 150 x 150 mm with different percentages by weight of crushed granite to periwinkle shells as fine and coarse aggregate in order of 0%, 10%, 30% ...

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Performance of Periwinkle Shell Ash Blended Cement ...

Performance of Periwinkle Shell Ash Blended Cement Concrete Exposed to Magnesium Sulphate Umoh, A.A.1 and Olusola, K.O.2 Abstract: The study examined the compressive strength of periwinkle shell ash (PSA) blended cement concrete in magnesium sulphate medium. Specimens were prepared from designed characteristics strength of 25 MPa.

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Strength Characteristics Of Concrete Made With Rice Husk ...

Periwinkle shell (PS) has been found to be a good lightweight material for concrete production. PS can be used to either partially or totally replace aggregates in concrete, yet achieve the desired properties [16and 15]. The continuous dumping of Rice Husks and Periwinkle shell has resulted and constituted

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OPTIMISATION OF COMPRESSIVE STRENGTH OF …

Keywords: Compressive strength, desired strength, mix ratios, periwinkle shell aggregate concrete, regression model, optimise 1. INTRODUCTION Coarse aggregate usually constitutes about 55% and 60% of the total concrete volume and is one of the major cost components of concrete and is rated second after cement in terms of high cost.

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Exploratory Study of Date Seed as Coarse Aggregate in ...

Kernel Shell, Olive Seed and Periwinkle Shell which can be used to fully or partially replace coarse aggregate in concrete production (Ndoke 2006; Okpala 1990; Ekainu 1991; Falade 1995 and Job 1994). Ndoke (2006) assessed the performance of palm kernel shells as partial replacement of coarse aggregate in asphalt

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Suitability of Periwinkle Shell Mixed with Palm Kernel ...

mixed with Periwinkle Shell (PWS) as full replacement for coarse aggregate in concrete production. Since aggregates make up over 65% of the volume and mass of concrete, replacing these large quantities traditional and expensive coarse aggregates with cheap and abundant PKS and PWS would have significant impact on the environment and cost of ...

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Sustainable Concrete Using Periwinkle Shell As Coarse ...

Concrete the most widely used construction material is composed mainly of aggregate (fine and coarse), cement and water. The cost of this concrete ingredient is equally (PDF) Sustainable Concrete Using Periwinkle Shell As Coarse Aggregate -A Review | Michael A Onugba - Academia.edu

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Suitability of Periwinkle Shell as Partial Replacement for ...

Concrete cubes were prepared using proportions of 1:0, 1:1, 1:3, 3:1 and 0:1 periwinkle shells to river gravel by weight, as coarse aggregate. Compressive strength tests were carried out on the periwinkle gravel concrete cubes. The bulk density of the periwinkle shells was found to be 515 kg/m 3 while that for river gravel was 1611 kg/m 3. The ...

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Cockle Shell A Potential Partial Coarse Aggregate ...

periwinkle shell [3], recycled coarse aggregate [4] and others. However, to the best of author's knowledge no work has been reported on the use of cockle shells as partial coarse aggregate replacement in concrete . International Journal of Science, Environment and …

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Exploratory study of Periwinkle shell as Coarse Aggregate ...

A total of 300 concrete cubes of size 150 x 150 x 150 mm3 with different percentages by weight of crushed granite to periwinkle shells as coarse aggregate in the order 100:0, 75:25, 50:50, 25:75 and 0:100 were cast, tested and their physical and mechanical properties were determined.

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Sustainable Concrete Using Periwinkle Shell As Coarse ...

of coarse aggregates in concrete 100:0, 75:25, 50:50, 25:75 and 0:100 replacement levels of granite to periwinkle shells. A total of three hundred concrete cubes of size 150 x 150 x 150mm were ...

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Influence of Periwinkle Shells Ash as Filler in Hot Mix ...

periwinkle shell ash [9,11,13] Other similar efforts in the direction of waste management strategies include structural performance of concrete using oil palm shell (OPS) as lightweight aggregate. In addition, other materials explored in partial replacement for concrete aggregates include cow

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(PDF) Prospect of Lateritic Sand and Periwinkle Shell as ...

The results of the research work shows that concrete containing lateritic sand and periwinkle [2] A. P. Adewuyi and, T. Adegoke, "Exploratory study of shell as partial replacement up to 20% develop a periwinkle shells as coarse aggregates in concrete higher compressive strength for the curing ages of 7, works",.ARPN ...

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A reinvestigation of the prospects of using periwinkle ...

of lightweight concrete. Orangun (1974) carried out a pilot study on the suitability of periwinkle shells as coarse aggregate for structural concrete and reported that strengths of concrete made with periwinkle shells were greater than 15.0 N/mm2. Beredugo (1984) investigated the use of periwinkle shells as concrete aggregate and

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[PDF] Assessing The Performance Of Periwinkle Shell Ash On ...

Periwinkle shell ash as a filler material to improve the performance of the asphaltic concrete is considered. In this study, the mechanistic properties of asphalt concrete mixes modified with Periwinkle Shell Ash as a replacement for mineral filler were evaluated at 20 percent. Bitumen content were evaluated and six…. Expand.

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Coconut Shell as a Substitute for Coarse Aggregate in Concrete

Dec 24, 2016· Periwinkle shell was chosen as a substitute for coarse aggregate in concrete [1] and palm kernel shell was used as a replacement for fine aggregate in concrete by some researchers [2].

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Evaluation of curing methods and periwinkle shell concrete ...

The effects of periwinkle shell, curing duration and methods of curing on the compressive strength of concrete using response surface methodology were evaluated. However, the periwinkle shells were added to the concrete at 5%, 10% and 15% dosage by weight as partial replacement to the coarse aggregate. The concrete were cast at 0.5 w/c ratio and cured between 7 days and 28 days in both …

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Periwinkle Shell as Mixing Ingredient in Concrete: A ...

Oct 06, 2021· The use of periwinkle shells as mixing ingredients in concrete materials can lower the dependency on natural aggregate supply. This paper discusses the properties of periwinkle shell and method of treatment prior to their usage as a cement and coarse aggregate as well as the mechanical properties of concrete produced using this seashell waste.

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The capitalized title is Compressive and Flexural Strength ...

of water/cement ratio, total aggregate/cement ratio, coarse aggregate/total aggregate ratio and periwinkle shell/coarse aggregate ratio, and the Minitab software was used to generate the number of mixes for the work. A total of 204 each of concrete cubes of 150mm x 150mm x 150mm and concrete beams of 100mm x 100mm x 500mm were cast from

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Prospect of lateritic sand and periwinkle shell as ...

The mechanical properties of concrete with fine and coarse aggregates components fully and partly replaced with lateritic sand and periwinkle shell was investigated. A working sample of one hundred and thirty five concrete cubes of 100mm dimensions were produced and cured in …

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EVALUATION OF CURING METHODS AND PERIWINKLE …

The effects of periwinkle shell, curing duration and methods of curing on the compressive strength of concrete using response surface methodology were evaluated. However, the periwinkle shells were added to the concrete at 5%, 10% and 15% dosage by weight as partial replacement to the coarse aggregate. The concrete were cast at 0.5

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Exploratory Study of Crushed Periwinkle Shell as Partial ...

periwinkle shell as partial replacement for river gravel (coarse aggregate) in concrete. The study discovered that concrete cubes with periwinkle shells alone as coarse aggregate were lighter and of lower compressive strengths compared to those with other periwinkle…

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