Dust environments of underground construction by segments
نویسندگان
چکیده
منابع مشابه
Gas and dust exposure in underground construction is associated with signs of airway inflammation.
Exposure to gases and dust may induce airway inflammation. It was hypothesized that heavy construction workers who had been exposed to dust and gases in underground construction work for 1 yr, would have early signs of upper and lower airway inflammation, as compared to outdoor workers. A study group comprising 29 nonsmoking underground concrete workers (mean +/- SD age 44+/-12 yrs), and a refe...
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The water crisis in arid and semi-arid regions is a limiting factor for human activities and sustainable agricultural development. One of the new solutions in this field is the construction of underground dams. Underground dams compared to conventional dams that store river water in open reservoirs; block the subsurface flow of water in the cross-section of the river and store it under the ...
متن کاملThe London Underground: dust and hazards to health.
AIMS To assess hazards associated with exposure to dust in the London Underground railway and to provide an informed opinion on the risks to workers and the travelling public of exposure to tunnel dust. METHODS Concentrations of dust, as mass (PM2.5) and particle number, were measured at different underground stations and in train cabs; its size and composition were analysed; likely maximal e...
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ژورنال
عنوان ژورنال: Sangyo Igaku
سال: 1968
ISSN: 0047-1879,1881-1302
DOI: 10.1539/joh1959.10.4_225_2