منابع مشابه
Noise assessment and sound map projection using Surfer and Noise At Work tools in a tire manufacturing complex in Iran, 2018
Background: Noise pollution is one of the common physical harmful factors in many work environments. The current study aimed to assess the personal and environmental noise level and project the sound map of an Iranian tire manufacturing complex using Surfer V.14 and Noise At Work tools. Materials and Methods: This descriptive study was conducted in the curing hall [including curing, sandblast,...
متن کاملWork zone noise levels at Aarti steel plant, Orissa and its attenuation in far field.
The outdoor noise levels from the various work places of the integrated steel plant were measured. The average noise level (L(eqst)) at the outdoor was found between 59-84 dBA. The combined noise level (L(eq)) of the plant was 90 dBA and 92 dBA on 1.12.2006 and 1612.2006, respectively. The noise levels in the far fields were found between 43-70 dBA for daytime and meet the noise quality for ind...
متن کاملFixed-term work and violence at work.
OBJECTIVES This study investigated the effect of a fixed-term job contract on encounters of violence at work. We assumed that fixed-term employees encountered more violence or threats of violence at their work than permanent employees. METHODS This study is based on 3 large statistical data sets: (a) the Work and Health surveys carried out by the Finnish Institute of Occupational Health in 19...
متن کاملEpidemiological evidence for the effectiveness of the noise at work regulations
are designed to minimise risk of occupational noise-induced hearing loss in the UK. The present study examined their effectiveness in a longitudinal field study, where participants were seen annually over a period of 3 years. Audiometric and otoacoustic emission measures were obtained in 154 recruits aged 18-25 years at risk of noise-induced hearing loss through occupational exposure and 99 non...
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ژورنال
عنوان ژورنال: BMJ
سال: 1981
ISSN: 0959-8138,1468-5833
DOI: 10.1136/bmj.283.6293.731-c