Dynamics and Impacts of Sand Mining in the Watari River Basin of Kano State, Nigeria. The main aim of this research was to investigate the morpho-environmental and socioeconomic impacts and...
Both river sand concrete and quarry dust concrete for the selected water/cement ratio and mix ratio are suitable for non-structural applications and lightly-loaded members where high strength is ...
Ordinary Portland cement (OPC) was blended with river sand and quarry dust at five levels, namely 10%, 20%, 30%, 40%, and 50%, by partially substituting OPC with river sand and quarry dust. River sand was combined with quarry dust in five different ratios for ... Imo state Nigeria, the quarry dust and the coarse aggregate were obtained from ...
at Quarry Sites in Akamkpa Cross River State, Nigeria ... crushing plant had more dust concentration of 92.5 mg/m3 than all the other working areas. Quarry ... weathered with coarse to fine sand ...
Concrete cubes of 150mm were moulded for both river sand concrete and laterite-quarry dust concrete in accordance to BS EN 12390-1 (2000) and tested for their compressive strength ( f c
Abstract- This work investigated on the strength poperties of sandcrete hollow blocks produced with sludge as partial replacement for river sand. The properties considered were the …
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The increase in the demand for sand and gravel for construction and other purposes such as flood control has placed immense pressure on the environment where sand and gravel resources occur. This study was carried out to determine the environmental effects of sand and gravel mining in Luku, North central Nigeria, using field observations and laboratory analysis of soil …
Therefore, this paper assessed human actions such as mining/quarry industry and its effects on the natural environment and it also identifies the factors undermining environmental sustainability ...
Quarry business in Nigeria for aggregate, sand gravel, rock … Quarry plant used for rock crushing, aggregate, sand gravel production. SBM offer quarry equipment for sale in Nigeria for granite quarrying company. 086-21-58383022.
public display on the environmental impact assessment (eia) of the proposed quarry project at obung community, akamkpa local government area, cross river state by akamkpa …
The extraction of sand and gravel from river, stream terraces, floodplain and channels, ... Luku is located in North Central Nigeria and sand and gravel mining is currently taking place there because the ... environmental problems to plants and animals including man. ). Journal of Geosciences and Geomatics (gravel mining (). - -
This present chapter examined the impact of river sand mining and its ecological footprint at odor river, Amaokpala, Anambra State, Nigeria. A mixed method approach was adopted in the case study that included qualitative (in-depth interview with 30 sand miners, transect walks, field observations and photography) and quantitative methods (160 ...
Quarry business in Nigeria for aggregate, sand gravel, rock … Quarry plant used for rock crushing, aggregate, sand gravel production. SBM offer quarry equipment for sale in Nigeria for granite quarrying company. 086-21-58383022. ... Use of Crushed Granite Fine as Replacement to River Sand in ..... Benue State, Nigeria. E-mail: [email ...
safety issues associated with stone quarry work in selected quarries in Akamkpa, Cross River State Nigeria. The research objectives include to determine the types of quarrying activities carried ...
Quarrying is the process of extracting rock, sand, gravel, or other minerals from the ground to produce materials for construction and various other applications. Hitech Construction Company Ltd is a privately-owned limited liability company incorporated in Nigeria.
In South-Eastern Nigeria, several quarry operations provide 8.7% of the country's annual GDP to the economy. ... To assess the impact of quarry dust on plant biodiversity, PM 2.5, PM 10 and ...
3 Steinberger et al. (2010) defined river sand and stone mining as the excavation, extraction, quarrying or dredging of sand, gravel, rocks, boulders and other riverbed deposits from the bed, bank, or
Ordinary Portland cement (OPC) was blended with river sand and quarry dust at five levels, namely 10%, 20%, 30%, 40%, and 50%, by ... The river sand was taken from the Otamiri River in Nekede, Imo State, Nigeria, and was free of silt and organic contaminants. Both the quarry dust and coarse aggregates came from Lokpaukwu in Abia State.
1 Environmental Effects of Sand and Gravel Mining on Land and 2 Soil in Luku, North Central Nigeria Ako Thomas Agbor1 and Onoduku U. S.2 3 1 Federal University of Technology 4 5 Received: 9 March 2014 Accepted: 31 March 2014 Published: 11 April 2014 6 7 Abstract 8 The increase in the demand for sand and gravel for construction and other purposes such as 9 …
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 to the use of …
In such a situation the Quarry rock dust can be an economic alternative to the river sand. Quarry Rock Dust can be defined as residue, tailing or other non-voluble waste material after the ...
gravel, sand, clay and loam (Gavriletea, 2017). Pit sand, river sand and gravel are components of soil which takes years to be formed but extracted in a matter of days (Draggan, 2008). Sand and gravel
SBM offer quarry machine: crushing, milling equipment for quarry site. Stone quarry business in Nigeria is used for mining, crushing feldspar, limestone, granite, clay, kaolin, marble, phosphate rock, gypsum, sand and gravel including Glass Sand, river sand, silica sand, Sharp Sand and Laterite Sand. Granite Quarry business in Nigeria
Ordinary Portland cement (OPC) was blended with river sand and quarry dust at five levels, namely 10%, 20%, 30%, 40%, and 50%, by partially substituting OPC with river sand and quarry dust. River ...
River-sand mining has risen dramatically in the last few decades to fulfil the need for concrete in the building sector. The sand in a river's bed preserves its environmental equilibrium (Farahani and Bayazidi, 2017).Excessive river-sand mining for use as fine aggregate in concrete is responsible for riverbed degradation, which causes a wide range of problems, including the …
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Sand is a prevalent building material that accounts for about 75% content of most buildings currently in Nigeria. Although the usage of its alternatives are there, but they are not rampant compared to the application of soft and sharp sand in molding of blocks or bricks, Earth filling, laying of blocks, wall plastering and many other uses of this common building material in …
indicate that river sand has relatively finer grains whereas quarry dust has coarser grains (Tables 1 & 2). Table 1: Physical properties of aggregates. Property River Sand Quarry Dust Acceptance Limit for Concrete Specific gravity 2.64 2.76 2.6-2.8 (4,27) Fineness modulus 2.54 2.96 2.2-3.2 (4,29) Density (kg/m3) 1570 1360 -
Excessive in-stream sand-and-gravel mining causes the degradation of rivers. In-stream mining lowers the stream bottom, which may lead to bank erosion. Excessive in-stream sand mining is a threat to bridges, river banks and nearby …
Nigeria occupies a vast rainforest zone, which is rich in green biodiversity and wildlife, but mineral exploitation is a threat to its varied biodiversity and vulnerable ecosystems (Ako et al., 2014; Akanwa et al., 2017).Mining operations threaten green areas based on the drastic progressive changes in the ecosystems that cause environmental damages with …
The results shows that dust concentration at the quarry site was quite high on the average 51.56 mg/m 3, when compared with the limit 10 mg/m 3 and the study revealed that the crushing plant had ...
In Minna, Nigeria, extensive quarrying of sand/gravel resulted in the considerable variations in the concentration of geo-chemical and bacteriological pathogens in surface water, (Lawal, 2011). …
Quality Assessment of Sandcrete Blocks Produced with River Sand in Ogun State, Nigeria. January 2021; In book: Collaboration and Integration in Construction, Engineering, Management and Technology ...
2. MATERIAL AND METHOD The river sand used in this work was obtained from Otamiri River in Owerri, Imo state Nigeria, the quarry dust and the coarse aggregate were obtained from Abakaliki in Ebonyi
2International Centre for Energy and Environmental Sustainability Research, University of Uyo, Nigeria 3Department of Plant Science, University of Benin, Nigeria Introduction The effects of sand mining in coastal areas and stream catchments are significantly considered in the impacts on aquatic biodiversity, water turbidity, water table levels and
sand mining within the river channels have greatly accelerated natural geomorphologic processes with negative consequences which include modification to channel morphology; groundwater …
Page 340 INTERNATIONAL JOURNAL OF RESEARCH AND SCIENTIFIC INNOVATION (IJRSI) ISSN No. 2321-2705 | DOI: 10.51244/IJRSI |Volume XI Issue VI June 2024 Fig. 12: Spatial Distribution of Mine and Quarry sites in Nigeria (Merem et al, 2017) A field study conducted by Melodi and Ogunyemi (2017) indicates that quarry jobs in ...