we investigated the distribution of asbestos containing materials(acms) in korea for 15 school buildings built before and after 1990, including elementary schools, middle schools and high schools. in order to perform risk assessments of samples gathered from the buildings, the study used four different rules as the criteria: results from the ahera rule, the hse rule and the astm rule on acms we...

Information about asbestos stocks and flows is paramount for effective legacy management, both understanding potential exposure risks from the different product types remaining in built environment proactive resource planning their safe decommissioning, removal disposal. This paper provides an overview of Australian Stocks Flows Model Asbestos, a national model that best estimates to examine wa...

in this survey, asbestos fiber levels within the breathing zone of employers and in the environment of an asbestos-cement factory were monitored on membrane filter and counted by phase contrast optical microscope considering length/diameter>3:i (asbestos international associational method). the plant was fairly old and utilized both white (chrysotile) and blue (chrocidolite) asbestos. in each w...

Environmental decision making, particularly about hazardous waste management, is inherently exposed to a high potential conflict, principally because of the trade-off between sociopolitical, environmental, health and economic factors. The need to plan complex contexts has led to an increasing request for decision analytic techniques as support for the decision process. In this work, alternative...

Buried pipes in the modern societies are considered as lifelines with a vital and essential role in the human life cycle. The performance of buried pipes is affected by many factors such as ground surface subsidence. In this paper, the effect of subsidence on pipelines is investigated using a three-dimensional numerical modeling developed in FLAC3D software for four types of most commonly used ...

environmental pollutions are in considerable attention in steel industries in iran, where mostly are located around isfahan. therefore, an investigation was done mainly on the industrial pollution and waste related to the isfahan steel complex. a plant was installed to collect the uncontrolled fumes, gases and particulates from blast furnace number ii during tapping. this plant collects about 2...