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Recycled Aggregates

Recycled Aggregates

Recycling of concrete is a relatively simple process. It involves breaking, removing, and crushing existing concrete into a material with a specified size and quality. See ACI 555 (2001) for more information on processing old concrete into recycled concrete aggregates.

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More Than a Nuisance Construction Demolition Recycling

More Than a Nuisance Construction Demolition Recycling

Jul 26, 2011· Therefore, according to OSHA, since "concrete and masonry products contain quartz in the form of sand, there are many ways to be exposed [to silica] at construction sites." In all cases where concrete is being smashed or sizereduced, demolition workers and crushing plant operators are breaking down materials with crystalline silica dust as a percentage of the particulate matter in part of the dust .

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