Noise-induced hearing loss (NIHL) and sound control …
in the stone crusher A study of loud noise in stone crusher in Ghana (18) found that the prevalence of hearing loss in the group of stone crushing workers rather than in the control group with statistical significance, accounted for 21.5%, 2.8%, respectively. By finding that the ear nerve deteriorates in the left ear more than the right ear.
Rock Crushers & Pulverizers | Williams Crusher
Contact us today to discuss your rock crushing application in detail with one of our experienced sales engineers. Call (314) 621-3348, email us at info@williamscrusher, or locate an agent near you. With industry-best rock crushers, you can reduce rocks of all types and sizes to your desired product size.
(PDF) Noise vulnerability of stone mining and crushing
At this site, the noise level varied between 46.4 dB to 58.2 dB. These noise levels are lower than those reported recently (Pal & Mandal 2021), near a stone mining and crushing area in the Dwarka ...
4 Types of Stone Crushers' Maintenance and Efficient …
4 Lubricate your machine regularly. Lubricate important parts like mainshaft, bearings, mantle and concave can make the whole production smooth and minimize the downtime. 5 Clean your oil tank if it is contaminated. 6 Remove the fines or sticky material in the crushing chamber.
Early occupational hearing loss of workers in a stone crushing …
The mean age of stone workers and controls was 42.58±7.85 and 42.19±12 years, respectively. Subjective hearing loss occurred in 21.5% of the workers and in 2.8% of the controls. Tinnitus occurred in 26.9% of stone workers and 21.5% of controls, while 87.5% stone workers had sound knowledge on the health hazards of a noisy environment.
Protecting Your Ears: The Importance of Hearing Safety
However, the process can frequently generate excessive noise levels, often exceeding 85 decibels (dB), which is considered harmful to human hearing. Prolonged exposure to high levels of noise can lead to various hearing-related problems, including temporary or permanent hearing loss, tinnitus (ringing in the ears), and other auditory …
(PDF) Dust pollution in stone crusher units in and …
An expert group constituted by the Union Government of India identified "stone quarries and crushers" in India as a silicosis prone industry 9 .Silica is the most common mineral found in earth's ...
(PDF) Particulate Matter from Stone Crushing Industry: …
Stone crushing and associated activities contribute to particulate matter in the surrounding environment and exposure to dust can cause serious respiratory disease, skin, hearing, eye, and dyspnea ...
Early occupational hearing loss of workers in a stone crushing …
The significant difference in the dip for the 4000 and 6000 Hz frequencies is a sign indicating hearing loss due ... hearing problems 35,36 . ... the stone crushing industry 37. Hearing aid use is ...
Safety Consideration in the Development of Improved Stone Jaw Crusher
Abstract and Figures. There is need for safer design and development of stone jaw crusher taking with due consideration of the necessary safety and required improvement on the operation and ...
Hearing Problems. Common hearing problems; …
Summary. There are many causes of hearing loss: the most common in younger people is otosclerosis, whereas the most common in older people is hearing loss of older people (presbyacusis). Many people have mixed hearing loss: you may have hearing loss of older people and earwax (cerumen) for instance, or otosclerosis and …
Occupational injuries and risk assessment among stone …
Background and objectives The prevalence of occupational injuries among blue-collar workers is higher in the stone-crushing industries due to high-risk and …
Hearing Loss: Types, Symptoms, Causes & Treatment
About 1 in 3 adults over 65 and nearly half adults 75 and older have age-related hearing loss. About 2 in 1,000 babies are born with some type of hearing loss. ... Get regular exercise to help prevent health issues that can cause hearing problems, like diabetes or high blood pressure. Manage any chronic illnesses to prevent further damage.
Comparison of stone crushers and controls | Download …
The ratio of FEV1.0/FVC was relatively higher (approx. 90%) in either which corroborates with the findings of Green et al. (2008) studied among the stone crusher workers of Gwalior. The value ...
Disorders Induced by Direct Occupational Exposure to Noise: …
Stone crusher: 61.2–99.6 dB(A) Exposure period: 0–30 years ... The ex-team leaders show a lower number of diseases related with hearing and a higher number of respiratory diseases (significant) El Dib et al ... Workers in engine rooms of vessels had more frequent hearing problems No available data for the accumulative effects of a long ...
Crushing it: A Comprehensive Guide to Stone Crusher Plants
The workflow of a stone crusher plant involves several steps, including the feeding, crushing, screening, and conveying of materials. The materials are fed into the primary crusher by the vibrating feeder, where they are crushed into smaller pieces. The smaller pieces are then sent to the vibrating screen for separation.
(PDF) A study on noise pollution of stone crusher
A study on cause and effects of noise pollution due to stone crusher machine at Jaflong, Sylhet. This research work was aimed to assess exposure condition and the safety situation in stone ...
2024 ICD-10-CM Diagnosis Code H91.90: Unspecified hearing …
Unspecified hearing loss, unspecified ear. H91.90 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2024 edition of ICD-10-CM H91.90 became effective on October 1, 2023. This is the American ICD-10-CM version of H91.90 - other international versions of ICD-10 H91.90 may differ.
Impact of Sandstone Quarrying on the Health of Quarry
None of the residents were affected by problems related to vision or eyes during the survey. 4.3.2 Problems Related to Quarrying in the Local Area. Responses of 27 residents of nearby villages were collected to find problems related to quarrying in the site area. There are three types of problems that were mentioned: health, dust and …
(PDF) A study on noise pollution of stone crusher machine …
Maximum interference, 88% of them feel hearing deficiency and others said noise level at Arafat stone crusher, Rumana stone crusher, 30%. 96% tourists have spoken about headache, 95% have sleep Capital stone crusher and Proma stone crusher were found 100 interference, 90% of them have felt hearing deficiency and other dBA, 88 dBA, 95 …
A study on cause and effects of noise pollution due to …
noise level at Arafat stone crusher, Rumana stone crusher, Capital stone crusher and Proma stone crusher were found 100 dBA, 88 dBA, 95 dBA and 98 dBA respectively at nearest point from crushing machine It is observed from the figure 2 and 3 the safe distance from the permissible sound level view of point is 26 and 36 ft at day time …
Stone Crusher
60 Reviews. $ 13.99. Bottle size: 90 capsules. Suggested adult usage: Take 2-3 capsules, twice a day on an empty stomach. May increase to 3-4 …
Hearing loss
Difficulty hearing in 1 ear, itchiness, feeling like your ear is blocked. Earwax build-up. Sudden hearing loss after an ear infection, a very loud noise or a change in air pressure (for example, from flying) Perforated eardrum. Sudden hearing loss along with dizziness, a spinning sensation (vertigo) or ringing in your ears (tinnitus)
(PDF) VIBRATION PROBLEMS DUE TO MISALIGNMENT IN …
vibration problems due to misalignment in the splined-shaft of a limestone crusher unit: a case study December 2021 Conference: INTERNATIONAL CONFERENCE ON CONDITION MONITORING (ICCM-2011 ...
Problems Faced By Stone Crusher Industry
K Portable Crusher. HJ Jaw Crusher. PF Impact Crusher. HPT Cone Crusher. River Gravel Stone Crusher Plant Manufacturer. Operation And Maintenance Of Stone Crusher. Cost Of Automatic Stone Crusher In India. Problems Faced By Stone Crusher Industry. Quartz Stone Production Line Price.
Safety Consideration in the Development of Improved Stone Jaw Crusher
The typical characteristics of each category of stone crushers are briefly discussed below. Small size stone crushers. Typically the stone crushers with a production capacity ranging from 3 to 25 Tonnes. Per Hour. Medium size stone crushers. Medium size stone crushers will have a production capacity in the range of 25 – 100.
Environmental health assessment of stone crushers in …
Present investigations show that exposure to dust can cause serious respiratory (45.11%), skin (43.33%), hearing (21.53%), eye (17.8%), dyspnea (14.66%) like health problems. Present study ...
Cone crusher basics in 4 minutes
Cone crusher basics in 4 minutes. This is the starting point for understanding how cone crushers work – and how they can make your mine or quarry more productive. Elsewhere on the site you can find detailed information about all aspects of crushing and screening, but to make sense of these it helps to understand the basics of cone crushing ...
What is Hydraulic Stone Crusher?
May 24, 2023. Hydraulic stone crusher, also known as a hydraulic cone crusher or hydraulic rock crusher, is a type of crushing machine used to crush stones and rocks into smaller sizes. It utilizes hydraulic pressure and a hydraulic cylinder to perform the crushing operation. A hydraulic cylinder, hydraulic power unit, and control panel make up ...
(PDF) Environmental health assessment of stone crushers …
Abstract: The mining and stone crushing activities have considerable effects on the environment quality and human health. The dust emissions contaminate the air and water. Investigations made on ...