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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 ...
WhatsApp: +86 18221755073quarry disasters in Nigeria, which were la rgely . unreported or recorded such as caving in of the . ... stone quarry sites are listed in the Table 1.1. 2.4 Sample and Sampl ing Techniques.
WhatsApp: +86 18221755073This directory features a list of quarries in Abuja FCT, Nigeria, showcasing multiple providers offering stone and aggregates for construction projects. Connect with various quarry suppliers …
WhatsApp: +86 18221755073To determine the prevalence, types, and risk factors for work-related eye injuries in a Nigerian population of stone quarry workers. ... (46.2%) for quarry sites and 117 (62.2%) for stone processing plant sites, following nonuse of eye protective devices, time of the day: 99 (53.8%) quarry site and 103(57.2%) stone processing site, occurred in ...
WhatsApp: +86 18221755073Original Article This work is licensed under a Creative Commons AttributionNonCommercial 3.0 Unported License. Pulmonary Problems among Quarry Workers of Stone Crushing Industrial Site at Umuoghara, Ebonyi State, Nigeria AN Nwibo1, EI Ugwuja1, NO Nwambeke2, OF Emelumadu2, LU Ogbonnaya3 Abstract 1 Department of Chemical Pathology, Faculty of Clinical Medicine, …
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WhatsApp: +86 18221755073obtained from the various quarry sites fall below the recommended value of 3% as specified in [15]. 19mm. Figure 3 Values of Moisture Content of all Aggregate sizes from all Quarry Site . 3.3 Water Absorption . The values contained in Figure 4 reveals that the water absorption value of 9.5mm granite samples from Ishara at 2.13% was the highest.
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WhatsApp: +86 18221755073Background: Quarry operation is one of the surface mining activity carried out in Nigeria. It involves different stages of operation such as blasting, crushing and lots more but due to financial ...
WhatsApp: +86 18221755073The parameter measured were CO, NOx, SOx, VOC and particulate matter, (PMI0). Analysis of the result obtained showed that at the study site, all the parameters exceeded the recommended limits . This extended to the 250 m sampling point at the new quarry site at Akpoha but reached 500 m point at the old quarry site in Ishiagu (Table 4). This ...
WhatsApp: +86 18221755073This finding also aligns with the outcomes of a study on occupational injuries and safety precautions among stone quarry laborers in Northern Nigeria (Aliyu and Shehu 2007). The possible reason ...
WhatsApp: +86 18221755073A study in Nigeria showed a significant decrease in FVC and FEV1 among the quarry workers of the stone-crushing industry exposed to dust. 11 Another study done on stone crushers found that PFT ...
WhatsApp: +86 18221755073The study investigated the environmental effects of quarry operations in Abeokuta, Ogun state, while it specifically sought to identify corresponding environmental impacts posed in quarry ...
WhatsApp: +86 18221755073Portable Crusher Plant for Stone Quarry in Nigeria. Nigeria, the most populous country in Africa, is experiencing a surge in construction and infrastructure development, fueled by a rapidly growing economy and an ever-increasing demand for building materials. ... Many quarry sites in Nigeria are located in remote or hard-to-reach areas, which ...
WhatsApp: +86 18221755073This study was carried out in quarry site at Ogbere town located at Ijebu-North Local Government Area of Ogun State; with main aim of assessing the impact of the quarry activity on bio-diversity ...
WhatsApp: +86 18221755073The employees in those quarry sites are mainly untrained, illiterate and unskilled workers comprising men and women with women forming about 70 per cent of the work force in the quarry industries (Isah, 1999). Oginyi, R. C. N. Occupational Health Hazards Among Quarry Employees in Ebonyi State, Nigeria:
WhatsApp: +86 18221755073Corpus ID: 17518731; Pulmonary problems among quarry workers of stone crushing industrial site at Umuoghara, Ebonyi State, Nigeria. @article{Nwibo2012PulmonaryPA, title={Pulmonary problems among quarry workers of stone crushing industrial site at Umuoghara, Ebonyi State, Nigeria.}, author={AN Nwibo and Ei Ugwuja and NO Nwambeke and O. …
WhatsApp: +86 18221755073Stone quarry activities in Nigeria are mostly unregulated such that the workers in these quarries are continuously exposed to the inhalation of silica dust. It has been observed that silica dust ...
WhatsApp: +86 18221755073This may, in part, account for the high prevalence of some of the respiratory problems reported in this study, which in Vol 3 Number 4; October, 2012 183 article Pulmonary Problems among Quarry Workers Table …
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WhatsApp: +86 18221755073SPM 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 ...
WhatsApp: +86 18221755073Variation of measured BIR dose rates in excavation and quarrying sections of the studied quarry sites The estimated AED ranged from 0.25 to 0.32 mSv/y with mean of 0.27±0.03 mSv/y at the ES and 0 ...
WhatsApp: +86 18221755073environmental impact of unexploited site meant for quarry activity at Ogbere in Ogun State. Study site Ogbere quarry site is located at Ijebu-North Local Government Area of Ogun State, Nigeria in a locality called Ogbere town. The study was carried out in 2008 between the months February and November, spanned within dry and wet season.
WhatsApp: +86 18221755073Quarrying 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 …
WhatsApp: +86 18221755073The 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, an objective was set to detect air …
WhatsApp: +86 18221755073quarry sites were acquired in the site at distances of 100 m and 150 m respectively. e photographs were geotagged to locations on the ground and were plotted on the IKONOS image of 2015. is was done
WhatsApp: +86 18221755073Oba-Ile, in Akure North Local Government Area of Ondo State, Nigeria. The study was carried out in-between the months of February to November, 2012 which fell within the dry and rainy seasons. The project sites generally fall within the rain forest zone or the lowland forest zone of Nigeria (Keay, 1959; Onochie, 1975). Map of Nigeria Showing ...
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WhatsApp: +86 18221755073investigating the reasons for quarry shut-down in plateau state, nigeria: a case study of afri-mine quarry and jolex construction November 2023 Innovare Journal of Social Sciences 11(6):2023
WhatsApp: +86 18221755073This study assessed soil quality and distribution of metals in soils around four quarrying sites (PAPA, S&D, TCity and Mile 8) within Abeokuta, Ogun State, Nigeria.
WhatsApp: +86 18221755073Soil samples were collected at depths 0-15 and 15-30 cm from the three quarry sites and from a control, 1 km off the quarry sites, against the direction of drainage. ... 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 ...
WhatsApp: +86 18221755073Journal of Geography and Planning Sciences Volume 3, Number 1, 2018 ISSN 2006 – 1226 102 1. INTRODUCTION Quarrying is a global phenomenon, and has been one of the causes of concern everywhere in
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