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The high cost of building materials, especially sandcrete blocks in Ghana, has made building construction products expensive and created a housing deficit of about 1.6 million.
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The main aim of this research is to evaluate how sandcrete blocks and bricks are produced for use in Nigeria, the laws and regulations guiding their production and the prospects and challenges facing the block production industry in Nigeria. A case study survey of about 15 block production factories was conducted to find out how block ...
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Sandcrete industry offers great potentials in boosting housing supply with minimal damage to the natural resources. Sandcrete is not relatively new in Nigeria. ... 2.2 SANDCRETE BLOCK Block is a composition of usually (1:6) mix of cement and sharp sand with the barest minimum of water mixture, and in some cases admixture, molded and dried ...
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Standard for Sandcrete blocks emerged as the latest standard reference document for sandcrete block production in Nigeria. 2.1. Sandcrete Block Block is a composition of usually (1:6) mix of ...
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76 MATERIALS AND METHODS Two types of blocks 450x225x225 and 450x225x 150 (9" and 6") were used for this study. Commercial blocks industries were visited twice in four weeks.
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This research entails the assessment of sandcrete blocks quality produced in Kano municipal Local govt. Kano state of Nigeria. six sandcrete blocks were selected from eight commercial block …
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Sandcrete block is the most popular building material in construction industry. However, with the high and increasing cost of building materials experienced nowadays, it has been difficult to achieve affordable housing especially in developing ... The aim of this research is to determine the properties of sandcrete hollow blocks produced by ...
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Anosike (2011) opine that Sandcrete technology or Block molding is becoming the backbone of infrastructural development of every country. Block molding industry is one of the largest production sectors of the construction industry in Nigeria. Virtually every Local Government Area has one or more small or large scale block production factories ...
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Over 90% of physical infrastructures in Nigeria are being constructed using sandcrete blocks making it a very important material in building construction. It is widely used in Nigeria, Ghana, and other African countries as …
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The total average water abso rption of sandcrete blocks was found to be 3.90%. while quarry dust showed an improved value of 3.28%. Sandcrete blocks were averagely found to be. of a higher ...
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in hollow sandcrete block production in Ota, Ogun State, Nigeria. Sandcrete blocks were made with lateritic ... recommended to the block making industries within Ota with a view to encouraging ...
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This paper investigates the strength properties of sandcrete blocks obtained from ten different commercial sandcrete block-manufacturing industries in Owerri, Imo State, South Eastern part of Nigeria and its environs. Ten sandcrete block samples with nominal dimensions 450 x 225 x 225mm were randomly obtained from each of the …
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Surveys of block making industries in Nigeria by res earchers (N woke, 1975; Ibeh, 1975; ... Sandcrete block are widely used as walling units and over 90% of houses in Nigeria are being constructed.
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However, with mix ratio of 1:4, the compressive strength of 2.52 N/mm^2 and 2.50 N/mm^2 for sandcrete blocks made with quarry dust and river sand respectively met this minimum requirement. It was ...
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This research entails the assessment of sandcrete blocks quality produced in Kano municipal Local govt. Kano state of Nigeria. six sandcrete blocks were selected from eight commercial block industries from the study area, the result obtained shows that the aggregates used satisfied the overall grading requirement specified in BS 882, 1992.The …
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Specimens preparation. The study employed a water-cement ratio of 0.5 by weight and a mix ratio of 1:6 in producing the sandcrete block specimens.
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These ingredients include the available resources, material requirements, the basic production and quality management practices, cost analysis and the key success factors. It is recommended that entrepreneurs and …
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countries. The most common sandcrete block size in Nigeria which is in accordance with the BS and Nigeria Industrial Standard (N1S) recommendations is the 450 mm x 225 mm sandcrete block (Nene, 2009).
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It is the less use mortar for jointing which largely contributes to a reduction in the cost of interlocking block wall construction process by about 93% compared to the conventional sandcrete block. 7.0 CONCLUSION The building construction industry in Ghana, particularly the urban housing sector, is dominated by the use of the conventional ...
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The suitability of the aggregates for application in sandcrete block making is also evident from the obtained values of the angle of repose lying between 31° and 35° being the range interpreted in the scale of flowability to mean good flow property for acceptation of materials for manufacturing purposes (European pharmacopoeia 6.0, 2008).
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aggregates used are suitable for block making. The compressive strength of the sandcrete blocks is below standard recommended by Nigerian Industrial Standa (NIS) 87: 2000. The compressive strength of individual blocks was between 0.11 N/mm2 and 0.75 N/mm2 and the average compressive strength of the blocks were between 0.14 N/mm2 …
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The rising cost of cement for producing sandcrete blocks has adversely affected the construction industry in developing countries. Therefore, a study on alternative materials such as cashew apple ash in the construction industry justified this study. ... The results of the sandcrete block specimens are graphical summarised is shown in Fig. ...
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Majority of local sandcrete block producers however do not make use of both orientations for any compaction method. This research therefore, examines the three methods of production and assesses their effect …
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Especially, wall construction which is one of the major components of the entire building process. This paper sought to explore the possibility of adopting the interlocking block wall system as a means of making wall construction of buildings affordable in Ghana. A comparative study using interlocking blocks system and sandcrete blocks was made.
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She has over 10 years' industry experience in Block making and construction works industry. Furthermore, the estimated cost of setting up the business with relevant machines is N6,000,000 (six million Naira). Our feasibility analysis shows that the project is very profitable. In fact, with aggressive marketing strategies and good …
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Despite all the government effort to ensure good quality production of sandcrete blocks in Nigeria, many block industries are still producing blocks that are below the codes required standard. To verify this point clearer, this research work is directed on the cost of materials input to determine the quality of the blocks produced by these ...
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At 10% sawdust replacement, there is about 10% reduction in weight and 3% reduction in production cost. It could, therefore, be concluded that: Whenever building weight is an important factor ...
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A normal mix of 1:8 with water cement ratio of 0.55% was used. Sixty sandcrete blocks of size 450 mm x 225 mm x 150 mm of varying fibre content of 0% (control), 0.5%, 1.0%, 1.5% and 2.0% by weight ...
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materials; and local industrial by-products unique and abundant in certain localities. This study therefore explored ways in which lateritic soil could be utilised in hollow sandcrete block ...
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The test results revealed that the sand aggregates used are substantially suitable for block making. The average compressive strengths of the sandcrete blocks for all ten block manufacturing industries investigated fell below the standards recommended by the Nigerian Industrial Standard (NIS) 87: 2000 and BS 6073 1:1981 which are ...
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The construction industry relies heavily on the efficiency and reliability of block making machinery, particularly when it comes to the production of sandcrete blocks. A sandcrete block making machine is a specialized device used to produce sandcrete blocks, which are a staple in building projects due to their strength and affordability.
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together to salvage the hopeless situation in the block-making industries in Nigeria. Keywords— absorption ratio, collapsed buildings, compressive strength, NIS standard, sandcrete block, water. I. Introduction The frequent failure of buildings in Nigeria is a concern to all stakeholders. In the past incessant building failures have
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Sandcrete block is a major building material in Nigeria. This research assessed the quality of blocks produ ced in. Adeta, Ilorin West Local Government Area of Kwara State, Nigeria. Eight block ...
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Block making and construction works industry. The project set up cost is N5 million using imported machines. The project is very profitable. With aggressive marketing strategies, good management, and the payback period would be less than 2 years. The return on investment is very encouraging at 25 per cent of profit. ...
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The paper assesses the quality of hollow sandcrete blocks manufactured by block Industries in Osun, Oyo and Ekiti States the South Western part of Nigeria. Block samples were randomly collected from selected areas of the states Osogbo, Ilesha, Ibadan, Ogbomosho, Aramoko and Ado-Ekiti. Sandcrete blocks were produced using 1:6 based …
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