Scarcity of fine natural aggregates suitable for concrete, the pollution caused by their mining and the great environmental impact produced by the final disposal of waste concrete, have all motivated several studies about ...

Construction and demolition waste (CDW) production is a growing factor on a global scale and its incorrect disposal becomes an increasingly common problem in cities. It is estimated to represent, on average, 50% of the ...

The generation of large amounts of waste, together with the restriction of places for the disposal of industrial waste, the scarcity of natural minerals, the high rates of greenhouse gas emissions and the large consumption ...

In order to improve the recycling concrete aggregate (RCD - acronym in Portuguese) quality, and to decrease the environmental impacts by the improper disposal of the waste material from the civil construction industry, ...

Since its development in Japan in the mid-1980s, self-compacting concrete have been getting more space in the global construction market. However, although it has obvious advantages when compared to conventional concrete, ...

This paper presents the characterization of spent foundry sand mixtures (SFS-M) and a new use in the production of concrete blocks for interlocking pavement. Cylindrical and hexagonal concrete blocks were made with the ...