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quarry sites in the northern part of nigeria. Jun 10, 2020· About 62.8% and 38.1% of the species in the quarry and non-quarry sites respectively had basal area ≤ 0.01 m 2 ha −1. In the quarry area, Euclea racemosa subsp. … view more
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PDF | On Jul 1, 2014, A.S. Okedeyi and others published Effects of Physical and Chemical Properties on Natural Radionuclides Level in Soil of Quarry Sites in Ogun State, Nigeria | Find, read and ...
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SPM levels declined significantly (p>0.05) with distance from the drilling and crushing locations at each of the quarry sites. At 25metres away from the quarry sites, mean SPM levels reduced ...
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The study was conducted in three zones of Ebonyi districts, namely: the Ishiagu quarry site in Ebonyi South Senatorial District, the Umuoghara quarry site in …
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Three quarries were selected within the northern, southern and central part of Akure South Local Government Area and they were subjected to economic analysis based on their present operational status.
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This study investigated the environmental risk of natural radioactivity and some toxic elements in quarry site located in Nkalagu, Southeastern Nigeria. …
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A quarry is a place where rocks, sand, or minerals are extracted from the surface of Earth.A quarry is a type of mine called an open-pit mine, because it is open to Earth's surface.Another type of mine, a subsurface mine, consists of underground tunnels or shafts.. The most common purpose of quarries is to extract stone for building materials. …
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The study mapped and analyzed spatiotemporal variability of quarry sites in Mpape District, Bwari Area Council of Abuja. The study used high-resolution IKONOS satellite image, ASTERDEM and Hi-Target Differential GNSS receivers. The result showed that
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The study examined land use effect on quality of plateau soils, using Ososo in Northern Edo State, Nigeria as a case study. The objectives were to examine the status of soils under the different ...
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SPM levels declined significantly (p>0.05) with distance from the drilling and crushing locations at each of the quarry sites. At 25metres away from the quarry sites, mean SPM levels reduced ...
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from quarry sites in Abeokuta, South-Western Nigeria, it was also found out that the mean concentrati on of 40 K, 238 U and 232 Th are 124.85±24.05, 27.804±10.10 and 20.22±8.2,
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It is important to state that the environment of the northern part of Edo State has suffered in many areas where exploitation of earth resources by quarrying method …
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This study was carried out to evaluate activity concentrations of naturally occurring radioactive materials (NORMs) to assess the distribution of 226 Ra, 232 Th, and 40 K in selected quarries in Edo State, South-south, Nigeria and to appraise the radiological hazard they may pose to the general public when used as building material. …
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Granite Solid Mineral Deposits In Nigeria And Its Applications. Granite is a natural stone just like limestone and is deposited in Nigeria and Africa in abundance, and its …
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Abstract Geochemical investigation of the soils around quarry and barite mine sites in part of Akamkpa and Biase area of Southeastern Nigeria, was carried out to assess the concentration and ...
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The insatiable demand for rock supplies has enticed numerous building and construction enterprises to participate in stone quarrying. However, this has had an environmental impact on air quality. This paper examines the environmental impact of quarrying on air quality in Ebonyi State, Nigeria. To achieve the main aim of the study, …
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The quarries and Alabata (i.e., the control site)fall within latitude 7°9'N and 7°14'N and longitude 3°26'E and 3°40'E on the map of Ogun state, southwest of Nigeria. The physiography of the area is that of undulating quarry sites terrain with the two abandoned quarry sites on the higher elevation compared with the control site.
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Naturally occurring radionuclides 238U, 232Th and 40K in natural quarried materials of coarse rock aggregates and soil samples collected at a maximum depth of 2 m and up to 500 m away from the ...
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The concentrations of the naturally occurring radionuclides in rock fragments from two quarry sites in Akamkpa, Cross Rivers State, South-south Nigeria have been measured, using gamma ray ...
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ao Solomon M, Kanayochukwu EC, Oluwafemi AT, Gideon DM (2019) SpatioTemporal Assessment of Quarry Sites in Mpape, Abua, Nigeria Remote Sensing GIS 8: 255 doi:104172/246941341000 255 Page 4 of 12 ...
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Output increased by N1,304.16 million or 22.04% in 2011, reaching N7,220.64 million, which was 8.41% of the total Mining and Quarrying Output. Growth slowed marginally the …
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This study was carried out at selected stone quarrying sites in the North-Central region of Nigeria that is made up of six states which are Niger, Kogi, Kwara, Benue, Nasarawa, Plateau as...
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part of Nigeria and work s by 13, in the Northern . part of Nigeria showed that there is a small . ... stone quarry sites are listed in the Table 1.1.
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In Nigeria there is still paucity of literature on health and safety measures among quarry workers as the few studies carried out were in the Eastern and Northern part of Nigeria [6, 8]. A preliminary study among quarry workers in Edo State, in southern Nigeria, showed a dearth of awareness of the hazards and diseases associated with …
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The health conditions of workers all over the world vary widely, depending among others on the geographical location, the type of employment and the patterns of work. The study was undertaken to determine the occupational hazards, and safety measures among Stone quarry workers in Zaria, Northern Nigeria. It involved the …
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In South-Eastern Nigeria, several quarry operations provide 8.7% of the country's annual GDP to the economy. These businesses do, however, frequently cause air pollution.
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The study involves the geological and geoelectrical investigation of potential quarry rock materialat Lekwesi, Southeastern, Nigeria. 13 Vertical Electrical Sounding (VES) were carried out using ...
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Downloadable! The act of quarrying/mining and the subsequent processing and transporting of these raw materials are greatly hampered by high environmental and health costs. This is observable at the quarry sites, processing factories and the surrounding environments. It is important to state that the environment of the northern part of Edo State has suffered in …
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For each of the factors, appropriate classifications and criteria were formulated. Finally, a weighted overlay analysis was applied to produce the preliminary quarry site suitability map. About ...
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The Acting Executive Chairman, Kwara State Geographic Information Service (KWGIS) Abdulkareem Suleiman led government team to some of the Quarry Sites along Eyekorin express way, in Asa Local Government of the State, where the business was at it's peak, as Trucks were sited loading stones from the site.
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