There is high prevalence rate of respiratory illness or symptoms among stone crusher workers than non-workers.
Unionized workers at Richardson International's oilseed crush plant at Lethbridge, Alta. plan to seek mediation after voting to reject the company's contract offer. United Food and Commercial Workers (UFCW) Local 401, which represents about 140 workers at the Lethbridge plant, said Monday its members had voted 79 per cent to […]
However, if you're new to the aggregate processing industry, you probably have a lot of questions about rock crushers. As foundational material handling equipment in all …
Impact Crusher Working Principle. Starting from the base working principle that compression is the forcing of two surfaces towards one another to crush the material caught between them. Impact crushing can be of two variations: gravity and dynamic. An example of gravity impact would be dropping a rock onto a steel plate …
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Evaluation of health of crusher workers was conducted in the stone crushers units of Shankargarh villages to access the silica dust exposure risk on stone crusher workers and nearby residents.
Background and Objectives: In stone crusher workers, one of the major health hazards is respiratory disorder. Globally, it is most common occupational disease and a major cause of morbidity and mortality. Prevalence of respiratory disease depends upon amount of silica exposure and duration of exposure.
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An impact crusher is a machine used to crush materials by impact energy. It works by feeding the material into a rotating rotor, which is equipped with a series of hammers. As the rotor spins, the hammers strike the material, causing it …
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Effect of Occupational Silica Exposure on Stone Crusher Workers (PDF) Effect of Occupational Silica Exposure on Stone Crusher Workers | Dr. Mahendra Kumar Upadhyaya - Academia.edu Academia.edu no longer supports Internet Explorer.
Sample and Methods: This study was conducted in Wokha district of Nagaland, North-East India. A total number of 152 Lotha male stone quarry workers with age cohort 18-60 years and an ethnicity and age matching 152 adult males as the controls were selected for the present study.
Individual figure in all eight cases show that noise intensity, vehicle density, population density, duration of crusher operation, density of workers are high in the middle part of the selected clusters area where mining and crusher density are considerably high.
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Workers at stone crushing site are exposed to silica dust which leads to pulmonary function deterioration. The objective of this study was to study the pulmonary function test in stone crusher ...
Inhalation of respirable silica dust during several stone processing methods can result in several respiratory diseases. However, data are scarce regarding the respiratory health of stone‐cutting workers in Bangladesh. We aimed to determine the point prevalence of respiratory symptoms, lung function status and radiological abnormalities …
Here are eight crusher equipment safety tips for working with, cleaning up after and ending the operation of crushers.
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Transient workers might know how to operate loaders, Smith says, but do they know how to run a crushing plant? Are they shoving oversized material into the crusher? Are they packing the crusher full?
The total workers working in the crusher are 287.Using interview technique as a tool for data collection demographic and occupational details of the subjects were recorded on the predesigned proforma which included questions regarding age, , educational status, socio-economic status, duration of employment and symptoms.
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Crusher enthusiasts/quarry workers, plain and simple. Anybody that feeds, maintains, owns, or does something crusher, screen plant, quarry/mine related.
keeps records of callers; "related industry" means any other industry involved in activities directly related to the block-making, construction and stone-crushing industry and which includes a premixed concrete plant, and an asphalt plant; "skilled employee" means an employee who is skilled in one of the occupations specified in item 6 ...
Download Citation | On Sep 24, 2021, Mahendra Kumar Upadhyaya published Effect of Occupational Silica Exposure on Stone Crusher Workers | Find, read and cite all the research you need on ResearchGate
This truck-mounted rock crusher was not equipped with a worker viewing platform, where an operator can safely stand and watch rock move into the crusher.
It was concluded that due to exposure of silica containing dust it leads to deterioration of pulmonary functions in quarry workers and wet working, suitable ventilation and information about preventive measures can be provided as protection to the workers. Stone crushing in India is a small scale industry where a large number of laborers work. Workers at stone …
Different jaw crusher designs will operate slightly differently, but how they work is similar across the board. All jaw crushers reduce large sized rocks ore, or other materials by a …
Selection criteria were male stone crusher workers aged between 25-55 years, exposed to stone dust for more than 5 years, non smokers and not suffering from any chronic disease.
CRUSHER WEAR PARTS &MACHINES' MANUFACTURER SINCE 2013. Shenyang Huayue Brilliant Machinery & Equipment Co., Ltd is a manufacturer of a wide variety of Mining equipment, which we provide to customers all over the world. Our primary products include: Jaw Crusher, Cone Crusher, Ball Mill, Feeder, Vibrating Screen, and related …
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Crushers, grinding mills and pulverizers are types of grinding equipment used to transform or reduce a coarse material such as stone, coal, or slag into a smaller, finer material. Grinding equipment can be classified into to two basic types, crushers and grinders. Industrial crushers are the first level of size reducer; further granularization …
Cement workers are exposed to various kinds of occupational hazards, dust being the most hazardous. Despite certain exposure limits on the emission of air pollutants in place, several people die each year due to complications from respiratory disease. This study aimed to assess the prevalence of chronic respiratory symptoms among workers …
ve of this study was to assess the knowledge, perceptions, and practice of tobacco use among stone crusher workers of Jaipur city. Materials and Methods: A cross-sectional community-based study was done on 250 stone crusher workers in and around Jaipur city selected by stratified cluster random sampling from 130 stone crusher plants in which …
Abstract: The study was carried out among stone crusher workers and nearby residents to assess the respiratory ailments occurring due to exposure of silica dust. Stone crusher impact zones are covered with Granite, Silica sand and Morrum. The various crushing operations involved in stone crushing e.g. blasting, manual cutting, crushing and ...
