MINIG AND QUARRYING
MINING AND QUARRYING STATISTICS. 1. Introduction. Mining is the extraction of mineral occurring naturally such as coal, ores, crude petroleum and natural gas. In view of their significance to the Nigerian economy and peculiarities, the compilation of statistics of petroleum and natural gas (which are coded as division 11 of the ISIC) is ...
NATURAL RESOURCE EXPLOITATION IN NIGERIA: …
The environmental losses caused by quarrying activities are also significant in developed countries. For example, Greenpeace International (2010) reported that in United States, between 1930 and ...
Pulmonary Problems among Quarry Workers of Stone
A 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 ...
[PDF] Pulmonary problems among quarry workers of stone …
Corpus 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 …
Are Quarries Bad for the Environment? (7 Harmful Effects)
Quarries are used to source stone, sand, and aggregates, which are non-renewable materials. ... For example, quarrying bentonite uses about 965,000 l/y of oil, while transport could account for 612,427 l/y. As for releasing carbon dioxide, extracting bentonite could emit approximately 1.52 mg/nm3, while perlite could release around 2.18 mg/nm3.
Granite Stone Quarrying: Determinants of Employee …
Granite Stone Quarrying: Determinants of Employee Income in Edo State, Nigeria International Journal of Scientific & Engineering Research Volume 10, Issue 8, August-2019
Major ocular problems found among quarry workers and …
This study carried out in Abakiliki, Southeastern Nigeria, to investigate the major ocular problems found among quarry workers and residents of quarrying communities found pterygium, cataract, cornea opacity, and conjunctival hyperemia among subjects. Quarrying is a form of mining which involves crushing of stones and obtaining quarry …
Impact of Stone Quarrying on the Environment and the …
Background: Stone quarrying is one of the major practices carried out in the world by the construction industry. In Kenya and specifically in Mandera County area, stone quarrying industry has grown rapidly in recent years. Objective: This study thus aims at examining the impact that stone quarrying has had on the environment and the …
(PDF) ENVIRONMENTAL EFFECTS OF DIMENSION STONE …
ENVIRONMENTAL EFFECTS OF DIMENSION STONE QUARRYING ACTIVITIES. IN NDARUGO AREA OF KIAMBU COUNTY, KENYA. 1 Wangela …
Occupational Health and Safety Management in …
Ekong et al.; CJAST, 39(34): 107-122, 2020; Article no.CJAST.61628 108 ISO 45001:2018 checklist. Data was analysed using the Statistical Package for Social Sciences
An Assessment of Stakeholder Perception of the …
Generally, stone quarrying is a multiple-stage procedure through which rock is dug from the earth and crushed to generate aggregate that subsequently is divided into portions necessary for direct ...
Granite Stone Quarrying: Determinants of Employee …
income were significantly associated at 1% level with income of workers; while at 5% level of significant, employee education is. a determinant of income from quarry. Most (32.9%) of the workers earn between 26 to 50% of their house hold income from quarry job. proportion of 21.72% of the respondents earning less than N20,000 have ...
Potential Environmental Impacts of Quarrying Stone in …
of crushed stone produced in the United States is made from carbonate rock. The products derived from carbonate rocks provide essential materials for society – materials that we need to maintain our current standard of living. Quarrying 1 carbonate rocks for use as crushed stone and dimension stone can be accom-plished with no signi fi cant ...
Environment and Social Impacts of Stone Quarrying: …
The study were seek to investigate the impact of stone quarrying on the environment and societies. In this case, responses were sought from questionnaire, key informant interview and observation. 3.1. Social and Environmental Impact of Stone Quarrying Quarrying activity often have long-term social, and environmental impacts. Social challenges ...
Impact of stone quarrying on the health of residents in Nigeria.
Hisham Ettouney. PDF | On Sep 2, 2020, Charles I Osu published Impact of stone quarrying on the health of residents in Nigeria. | Find, read and cite all the …
1: The Map of Nigeria Showing the Location Sample Quarries …
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, …
Nigerian Mining and Quarrying Sector
Mining and quarrying are the processes of extraction of naturally occurring stone or minerals such as coal, ores, crude petroleum and natural gas from the earth. In Nigeria, …
discuss stone quarrying in nigeria
Mining and quarrying are the processes of extraction of naturally occurring stone or minerals such as coal quarry jobs Discuss stone quarrying crusher in nigeria bgcatering a sample stone crusher quarry business plan over and above stone quarry business is a profitable business venture and it is open for any quarry quarry equipment stone ...
Granite Deposits in Nigeria with their Locations and Uses
Granite is a natural stone just like limestone and is deposited in Nigeria and Africa in abundance, and its deposition has called for numerous local and international quarrying companies into the country.. Depositions of Granite in Nigeria. Granites, popularly known in Nigeria as gravel/chippings are found in all the states of the federation but occur in …
MINIG AND QUARRYING
MINING AND QUARRYING STATISTICS. 1. Introduction. Mining is the extraction of mineral occurring naturally such as coal, ores, crude petroleum and natural gas. In view …
Environmental impact assessment (EIA) of hard rock …
Based on the existing slope, three categories of hard rock quarries are identified in the study area: (1) quarries with low erosion risk located on level land with a …
Health impact assessment of quarrying in some parts of …
Twenty four (24) samples of soil-dust around the quarries were collected within and outside 12 rock aggregates and limestone quarries in southwestern Nigeria …
Correlates of Stone Quarry Workers' Awareness of Work …
Objective: To assess the awareness of work-related ocular health hazards and utilization of personal protective eye devices (PPEDs) among stone quarry workers in Abakaliki, southeastern Nigeria. Materials and methods: In a cross-sectional survey of stone quarry industry workers in Abakiliki, conducted between March and April, 2012, data on …
Environmental impact assessment (EIA) of hard rock quarrying …
The increase in demand of building stones and construction-grade sand has resulted in aggressive hard rock quarrying in many parts of the world. The problems are to be evaluated in detail for the judicious use of resources on the one hand and ensuring health of the ecosystems on the other. The present study aims to evaluate the impact of …
Pulmonary problems among quarry workers of stone crushing
Background: Respiratory problem is one of the major health hazards in dust-exposed workers; it is a major cause of morbidity and mortality all over the world. Objective: To determine the prevalence of respiratory problems and lung function impairment among quarry workers in Ebonyi State, Nigeria. Methods: Respiratory problems and lung …
Quarrying of Stones for Construction Works – Site …
Machine Quarrying of Stones. Machine quarrying is done by using channeling machines in the site. This type of machine is driven by steam, compressed air or electricity. A groove is made using this machine around the rock and the horizontal holes are drilled underneath the block. Hence, the block gets separated from its bed.
This work is licensed Pulmonary Problems among …
ated from granite quarrying contain 71% silica.12,13 The occupationally related lung diseases are most likely due to the deposi - tion of dust in the lung and are influenced by the type of dusts, the period of expo-sure, the concentration and the size of the airborne dust in the breathing zone.14 In Nigeria stone quarrying represents an
MIREMCO Sensitizes Bwari Community on Mining and Quarrying
September 17, 2018. MIREMCO Sensitizes Bwari Community on Mining and Quarrying. Mineral Resources and Environmental Management Committee, MIREMCO has organized a sensitization meeting between miners and host communities in Bwari Area Council to discuss issues as it relates to mining activities in the Area Council.
(PDF) Small-Scale Stone Quarrying: Its …
The paper is based on the argument that small-scale stone quarrying has the potentials to reduce poverty in low income settings. Zamfara is one of the poorest states in Nigeria where youths are engaged in small-scale …