Numerous socio-economic benefits are associated with the oil industry. However, problems cannot be neglected, resulting in many accidents that can occur at any production stage of this industry. A serious problem created by this industry is environmental contamination by hydrocarbons. Gasoline in contact with infiltration water, the aromatic constituent...
View ArticleThe quartzite found in rock formations in the Southwestern Minas Gerais - Brazil has been, along the years, explored and commercialized as “coating stone”. The quantity of waste coming from the processing and exploration process, however, is superior to 90% from the extracted product in most of the mining sites, determining a serious...
View ArticleThe undrained remoulded shear strength of a clay, sur, is an important parameter in the design of a number of geotechnical applications. In the case of onshore tests the value of sur is generally obtained from vane tests. Recently, cyclic T-bar test...
View ArticleEntablatures, colonnades and “fault-joints” have been found in many excavations of dam foundations, tunnels and quarries in basaltic rocks of southern Brazil, but frequently they were not formally identified as such, and the two first, only rarely. This lack of recognition led many times to misunderstanding of their importance to slo...
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