Erdal009 prediction of the compressive strength of vacuum processed concretes using artificial neural network and regression techniques. sci res essay 41010571065. google scholar 14. mohammed tu, rahman mn 2016 effect of types of aggregate and sandtoaggregate volume ratio on upv in concrete.
Chat OnlineLimestone sand and 80 of river sand by weight, and the coarse aggregate was the river gravel. they were obtained from natural source. the specific gravity of crushed limestone sand, river sand and river gravel was 2.43, 2.65 and 2.71, respectively. their physical properties and sieve analysis results are presented in table 2. commercially.
Get PriceA network of the feedforwardtype artificial neural networks anns was used to predict the compressive strength of concrete made from crude oil contaminated soil samples at 3, 7, 14, 28, 56, 84, and 168 days at different degrees of contamination of 2.5, 5, 10, 15, 20 and 25.otal of 49 samples were used in the training, testing, and prediction phase of.
Get PriceSince the amount of sand making machine is falling and more and more policies are set to protect the natural sand, the market for artificial sand that is, sand and gravel aggregates processed by industrial sand making machines such as sand making machines and impact crushers has shown great potential and vitality. especially in recent years, the demand.
Get PriceArtificial sand, also called crushed sand or mechanical sandand, refers to rocks, mine tailings or industrial waste granules witharticle size of less than 4.75 mm. it is processed by mechanical crushing and sieving. in china, the artificial sand was mainly used in the construction of hydropower systems.
Get PriceIn this present work, developed optimum mix of m80 grade high strength concrete using fully replacement of artificial sand as fine aggregate and fly ash, silica fume as supplementary cementaneous.
Get PricePlace adhesiveglue on the concretes surface approximatelyhe entire length of section. slowly roll sectionown on the glued surface. useater roller and slowly roll the top of the synthetic turf over the glued area. follow these steps for the next 4of glue down until you have reached the end of section 1.
Get PriceEvaluated also was the effect of replacingf the cement by silica fume in the concretes with artificial sand. the only parameter set for grain structure was the ratio of bagg, which in this case was 13. the scope of the present research is limited to some mechanical properties. other properties like those related to durability and long.
Get PriceConcrete, an artificial stonelike mass, is the composite material that is created by mixing binding material cement or lime along with the aggregate sand, gravel, stone, brick chips, etc., water, admixtures, etc in specific proportions. the strength and quality are dependent on the mixing proportions. the formula for producing concrete.
Get PriceWorkable concretes were produced using manufactured sand as the sole fine aggregate at different wc ratios. the presence of clays in manufactured sands can beimiting factor in their use in concrete applications where high.
Get PriceThe objective of this study is to examine the workability and various mechanical properties of concrete using artificial lightweight aggregates produced from expanded bottom ash and dredged soil. fifteen concrete mixes were classified into three groups with regard to the designed compressive strengths corresponding to 18 mpa, 24 mpa, and 35 mpa. in each.
Get PriceHenceforth, an attempt has been made in the present study to use artificial neural network for predicting the compressive strength of concrete made up with two different cement types i.e. portland pozzolana cement ppc and portland slag cement psc with manufactured sand and natural sand as aggregate for four different watercement wc ratios i.e. 0.45, 0.50, 0.55.
Get PriceFiltration coefficient of the alkaliactivated cement concretes made using aggregates containing up to 15 of clay, at the initial test ages, due to its slow interaction with alkaline activators, remained rather high0ms. however, afterear it has decreased by 57 times, afterears by 20 times.
Get PriceConcretes were prepared using basalt with two particle sizes in the ranges of 510 mm and 1016 mm as coarse aggregate, the mass proportion of which was 37. its physical properties are listed in table 1. artificial sand was used as fine aggregate, obtained by crushing limestone. its physical properties are given in table 2.
Get PriceIn the experimental study as cement cem iibp 32.5, 04 mm granulated sized washed sand from riverbed, 116 and 131.5 mm granulated sized crushed stone, tap water and as rubber 01 fine and 14 mm coarse grained and divided into two different grain sizes aggregates were used.
Get PriceThe idea of creating artificial beachrocks in vulnerable beaches as an ecofriendly coastal sustainable application is to zero the comissions as this methodology does not involve concrete, energyless consuming, and this method uses natural energy sources by using local sand in situ, thus achieving the reduction of building materials.
Get PriceHowever, there isay to reduce the negative effects of artificial sand and make its use economically viable. especially in concretes without natural sand, one solution is to use concrete additives that reduce the friction between the particles. two examples are air entraining agents and water reducers.
Get PricePredicting properties of concretes with curing days and temperature using artificial neural networks anns. to this end, waste were used in rccp at.
Get PriceSoilpolymercement concrete using the polymer cement concrete principle according to the present invention in order to achieve the above technical problem 1070 parts by weight of aggregate, 1040 parts by weight of sand, 1050 parts by weight of soil, 520 parts by weight of cement parts, 120 parts by weight of an aqueous polymer solution.
Get PriceProcessed concretes using artificial neural network and regression techniquessel erdal gazi university, technical education faculty, construction department, 06500, teknikokullar, ankara, turkey. email merdalgazi.edu.tr. tel 90 312 2028870. fax 90 312 2120059 accepted 28 august, 2009.
Get PriceThe slabs, using artificial sand, are more leak proof than by river sand. noways, in construction of roads, buildings, dams, canals, etc., cement concrete plays an important role. concrete is an artificial stone resulting from hardening of rationally chosen mixture of binding.
Get PricePrediction of the compressive strength of vacuum processed concretes using artificial neural network and regression techniques november 2009.
Get PriceUsingrails, nail down one side of the turf. space nails out approximatelyround the perimeter and seams and aboutrom the edge. nail the turf approximately 18pacing in the middle. why do you brush sand into artificial grass?
Get PriceThe eufunded smartsand project developed lypors, an advanced engineered, artificial sand material manufactured from fly ash for use in the construction industry. it isuperior and costeffective alternative to natural sand, crushed stones and lightweight fine aggregates, for use in the manufacture of advanced building material.
Get PriceEffect of foundry sand and glass fibres in concrete using artificial neural network tensile and flexural strength were evaluated for the concrete manufactured using foundry sand and glass fibres using analytical approach. m. f., schankoski, r. a., amp prud ncio jr, l. r. 2019. novel applications of waste foundry sand in conventional.
Get PriceArtificial sand of grading zoneii as per is 3831987 was used. physical properties of river and artificial are shown in table 2. details of sieve analysis for natural and artificial sand carried out, shown in table 3. table 2. physical properties of river and artificial sand. properties of specifkrishana river sand artificial sand walawa, sangli.
Get PriceErdal009 prediction of the compressive strength of vacuum processed concretes using artificial neural network and regression techniques. sci res essay 41010571065. google scholar 14. mohammed tu, rahman mn 2016 effect of types of aggregate and sandtoaggregate volume ratio on upv in concrete.
Get PriceFrom sand using dry sieving figure 1. during this stage, the sand was first spread and dried in air for some days and sieved with the 600ieve. sand passing through the 600as further sieved with the 75ieve where the sand particles passing through this sieve were collected for replacement of the sand content in concrete.
Get PriceOf concretes prepared with two different cement types i.e. ppc and psc with manufactured sand and natural sand as aggregate for four different watercement wc ratios have been undertaken using an artificial neural network ann. the predicted strength was compared with that obtained in the laboratory for the same.
Get PriceThe paper shows the results of an experimental tests campaign carried out on concretes with recycled aggregates added in substitution of sand. sand, in fact, has been totally replaced once by blastfurnace slag and fly ashes, once by blastfurnace slag and microsilica. the aim is both to utilize industrial byproducts and to reduce the use of artificial aggregates,.
Get PriceAfterully replacement by artificial sand atays and 3.98 at 28 days. recently in 2015, chijioke chiemela et al.resented the results of an experiment carried out to compare the compressive strength of concrete made with river sand and quarry dust as fine aggregates. river sand was fully replaced in the concrete.
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