aggregates in nigeria
Effects of aggregate sizes on the performance of laterized
2024.1.3 Abstract. Due to the high costs of traditional concrete materials in Nigeria, such as river sand, there is an increasing demand to explore alternative materials like laterite for fine...
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EFFECTS OF AGGREGATE SIZE ON CONCRETE STRENGTH
2021.10.10 Due to increasing cost of producing concrete using conventional materials such as cement, river sand as fine aggregate and granite as coarse aggregate in Nigeria, aggregate type has effect on the compressive strength of normal concrete, concrete made from crushed quartzite demonstrates higher compressive strength at all ages compared
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Lafarge Africa Plc - Cement, aggregates and concrete
2 天之前 A leading Sub-Saharan Africa building materials company: cement, aggregates and concrete. A member of LafargeHolcim, and listed on the Nigerian Stock Exchange.
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Diversifying Aggregate Sources in Northern Nigeria: A
Several materials were found to have the potential to replace natural aggregates, including palm kernel shell, crumb rubber, glass cullet, plastic waste, burnt bricks, broken tiles, polystyrene, charcoal, recycled aggregate, sawdust, and date seeds.
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2017.3.27 This study investigates the engineering properties of concrete produced from gravels and also verify the suitability of local gravel aggregates obtained from Southwestern Nigeria in place of crushed granite. Preliminary investigations were carried out in five selected states (Ogun, Oyo, Osun, Ondo and Ekiti) in Southwestern Nigeria to
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An Evaluation of the Physical and Mechanical Properties
2023.2.7 An Evaluation o f the Physical and Mechanical Properties of Coarse Aggregates Produced in Ogun State, Nigeria. 1Omopariola S.S., 2Dr Jimoh A.A. Abstract— Coarse aggregate has been said to have strong influence on the properties, mix proportion and economy of fresh and hardened concrete.
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[PDF] Properties of Some Natural Fine Aggregates in Minna, Nigeria
This work presented an investigation of concrete developed from five fine aggregate sources in Minna, Niger state, Nigeria. Tests conducted on the fine aggregate samples included specific gravity,
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Properties of Some Natural Fine Aggregates in Minna,
2023.12.21 Aggregates are generally divided into two groups: Fine and Coarse. Fine aggregate consists of natural or manufactured sand with particles sizes up to 5mm. It consists of inert....
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MINERAL PRODUCTION STATISTICS - National Bureau of Statistics, Nigeria
2022.8.8 The aggregate production of mineral products in Nigeria in 2021 grew by 39.19% from. 64.29 million tons recorded in 2020 to 89.48 million tons in 2021, indicating an improve- ment in production. On state profile analysis, Ogun state recorded the
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Exchange Rate and Macroeconomic Aggregates in
This study analyses the impact of exchange rate on macroeconomic aggregates in Nigeria. Based on the annual time series data for the period 1970 to 2009, the research examines the possible direct...
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Geomechanical and Petrographical Characterisation of
2023.4.18 Aggregates are inert, granular and inorganic materials that normally consist of stone or stone-like solids. They can be divided into several categories according to size, origin, sources and unit weight/bulk density and screening method [1]. Aggregates form the major portion of pavement structure and they form the main materials used in
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An Evaluation of Foreign Exchange Intervention and
2019.9.26 That is to find out whether or not the CBN intervention in the Nigerian foreign exchange has effect on the growth of monetary aggregates, M2. The rest of the paper is structure as follow. Section 2 provides the literature review and the theoretical background, while foreign exchange intervention in Nigeria is discussed in Section 3.
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(PDF) Properties of Some Natural Fine Aggregates
2006.1.1 Abstract. This paper investigates the properties of some natural fine aggregates in Minna and its environs. Nine soil samples were obtained from different locations and transported to Civil ...
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Some factors affecting clay dispersion and aggregate
Using 22 soil samples from Nigeria, comprising Alfisols, Entisols, Inceptisols, Ultisols and Vertisols with 77- 676 g kg -1 clay, we studied the effect of various treatments on clay dispersion. Aggregate stability was evaluated by the aggregated clay (AC) index, ie clay in calgon minus clay in H 2 O. Treatments with H 2 O 2 to remove organic matter (OM)
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(PDF) Exchange Rate and Macroeconomic Aggregates in Nigeria
2012.1.1 Abstract. This study analyses the impact of exchange rate on macroeconomic aggregates in Nigeria. Based on the annual time series data for the period 1970 to 2009, the research examines the ...
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Exchange Rate and Macroeconomic Aggregates in Nigeria
This study analyses the impact of exchange rate on macroeconomic aggregates in Nigeria. Based on the annual time series data for the period 1970 to 2009, the research examines the possible direct and indirect relationship between the real exchange rates and GDP growth. The relationship is derived in two ways using a simultaneous equations model ...
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Effects of aggregate sizes on the performance of laterized
2024.1.3 Due to the high costs of traditional concrete materials in Nigeria, such as river sand, there is an increasing demand to explore alternative materials like laterite for fine aggregates. Although ...
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Quality Assessment of Sandcrete Blocks Produced with River
2020.12.22 Quality is the characteristic and features expected of a product and its ability to meeting tacit needs (Williamson et al. 1996).Anosike Opined that quality is falling in line with specification on the totality of features required by a product.In Nigeria, persistent building collapses have led to the loss of properties and lives of its occupant which is due
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An Evaluation of the Physical and Mechanical Properties
2023.2.7 aggregates in the cup, and allowed to fall freely on the aggregates. This was repeated for 15 times with each time being delivered at an interval of not less than one second. The crushed aggregate from the cup was poured into 2.36 mm sieve until no further significant amount passes through. The fraction of the crushed aggregates passing the ...
MoreMonetary aggregate targeting and inflation in Nigeria
2007.10.3 Adedoyin emphasized that in case of Nigeria there is a connection between monetary aggregates and inflation levels in the country [20]. Frederic researched which strategy is the best for ...
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Privatization, Fiscal Policy and Macro-Economic Aggregates in Nigeria ...
2014.1.10 Ogbuagu AR [19] using a regression analysis empirically tested the impact of privatization on the Nigerian fiscal policy. The study had an adjusted R-Squared equal 0.9893 meaning that ...
MoreStability of aggregates of some weathered soils in south
2013.10.6 In some Nigerian soils, Igwe et al. and Igwe and Stahr confirmed the effectiveness of Fe and Mn oxides in the stability of soil aggregates. Six et al. ( 2004 ) emphasised that the aggregating role of oxides was mainly at the micro aggregate level rather than at macro- and meso-aggregate levels.
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Money Supply, Output and Inflation Dynamics in
2018.8.6 Developments in the Nigerian financial markets arising from the advent of new instruments, with Other Depository Corporations in the fore front as participants competing to dominate each other in market
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Nigeria Stones and Gravels - Finelib
1 Afrivado Quarry Granites Stones. Suite 21 Ibadnasom Plaza, Apata Ibadan, Oyo Nigeria. 0703 347 7278, 0807 645 0333, 0705 834 6288. More info. Write a Review. Afrivado Quarry Granites Stones supplies and delivery of granite and stones of different sizes at any location in south western Nigeria. 2 Ajoke Noble.
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INFLUENCE OF DIFFERENT FALLOW MANAGEMENT SYSTEMS ON
2007.2.5 The effects of different fallow management systems on aggregate stability were studied on an Ultisol and an Alfisol in southern Nigeria. Aggregate stability was measured in natural regrowth, and planted fallows of Pueraria phaseoloides Benth. and Leucaena leucocephala Lam de Wit in a trial established in 1989 on an Alfisol at Ibadan
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(PDF) Comparative Analysis of Concrete Strength Made
2020.1.25 The fine aggregates used was obtained from River Sand (Onitsha), coarse aggregate is 12 mm quarried granite and water used for the concrete mixing is fit for drinking. ... In Nigeria, the most ...
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FISCAL DEFICITS AND MACROECONOMIC AGGREGATES
2013.7.4 Nigeria Objectives of the study The broad objective of the study is to determine the relationship between fiscal deficit and macroeconomic performance in Nigeria. Specifically, the study will: i. Determine the impact of fiscal deficits on macroeconomic aggregates in Nigeria. ii. Examine whether fiscal deficit leads to economic growth in
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Exchange Rate and Macroeconomic Aggregates in Nigeria
See Full PDFDownload PDF. Journal of Economics and Sustainable Development ISSN 2222-1700 (Paper) ISSN 2222-2855 (Online) Vol.3, No.2, 2012 iiste Exchange Rate and Macroeconomic Aggregates in Nigeria Dada Eme A. Department of Economics, University of Ibadan, Nigeria dadaeme@gmail Oyeranti Olugboyega A. Dept. of
More[PDF] Distribution of carbohydrate pools within water-stable aggregates ...
A b s t r a c t. This study was undertaken to evaluate the effects of different organic and inorganic amendments on carbohydrate distributions in water-stable aggregates of a degraded tropical Ultisol at Nsukka in Southern Nigeria. All the amendments improved the aggregate stability (AS) over the control at all the sampling periods. In each aggregate
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Water-stable aggregates of flooded Inceptisols from south
2004.4.27 Information on the influence of chemical and mineralogical properties on soil aggregate stability of field soils subjected to waterlogging at some time of the year is essential for better management of these soils. We studied water-stable aggregates (WSA) of various sizes for clay flocculation index, soil organic carbon, total elements, and
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(PDF) Assessment of Fine Aggregates from
2018.3.13 Assessment of natural sand being used as fine aggregate for concrete production in Ibadan and its environs was carried out. Ten sources (F1 – F10) were selected for the study; four (F5, F6, F7 ...
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(PDF) Properties and Aggregate Stability of Soils of Dissimilar ...
PDF On May 1, 2019, Onwudike Stanley Uchenna and others published Properties and Aggregate Stability of Soils of Dissimilar Lithology under Land Use Systems in Imo State, Nigeria Find, read ...
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Distribution of carbon, nitrogen and phosphorus in water
2005.3.1 The distribution of water-stable aggregates (WSA) for the four sampling periods is shown in Table 2.The mesoaggregates (1.0–0.50 mm) made up the highest percentage of the whole soil in all the treatments, containing an average of 67.4% for the zero month, 54.2% for the 3rd month, 35.3% for the 6th month and 34.4 % for the 12th
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(PDF) Properties of Some Natural Fine Aggregates in Minna, Nigeria
Leonardo Journal of Sciences Issue 8, January-June 2006 ISSN 1583-0233 p. 1-6 Properties of Some Natural Fine Aggregates in Minna, Nigeria and Environs M. ABDULLAHI Civil Engineering Department, Federal University of Technology, Minna, Niger State, Nigeria, abdulapai@yahoo Abstract This paper investigates the properties of some natural
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MEASURING SPEED OF ADJUSTMENT IN FOREIGN
2019.8.30 Request PDF MEASURING SPEED OF ADJUSTMENT IN FOREIGN EXCHANGE PARALLEL PREMIUM TO SELECTED MACRO ECONOMIC AGGREGATES IN NIGERIA, 1981 – 2016. ARDL APPROACH The broad objective of the study ...
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(PDF) IMPACT OF SECLECTED MACROECONOMIC AGGREGATES
2020.5.3 This paper empirically examined the impact of selected macroeconomic aggregates on economic growth in Nigeria from 1985-2014 via a three stage methodical processes. This is because, the basic ...
MoreExternal Sector Aggregates and Economic Growth in
2018.11.26 Abstract. This paper empirically examined the effects of selected external sector aggregates on economic growth in Nigeria from 1981 to 2016. Time series data on Real Gross Domestic Productas proxy for economic growth, and on Imports, Exports, Exchange Rate and Foreign Direct Investment were collected from secondary sources.
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Aggregate Energy Consumption and Sectoral Output in Nigeria
2012.12.6 This study examined nexus between aggregate energy consumption and sectoral output in Nigeria for the period spanning 1980 to 2010. Utilizing a bi-variate Vector Auto-regressive (VAR) model, the study observed bi-directional causality between aggregate energy consumption and agricultural output while a unidirectional causality was found
MoreLightweight Aggregate Suppliers Exporters in Nigeria
4 Lightweight Aggregate Suppliers Exporters in Nigeria Aggregate Farms Nig. Ltd Aggregate Farms Nigeria Limited is a wholly Nigerian company, focused on the production f maize, soya bean and rice.
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