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  2. Concrete recycling - Wikipedia

    en.wikipedia.org/wiki/Concrete_recycling

    Concrete may be considered waste according to the European Commission decision of 2014/955/EU for the List of Waste under the codes: 17 (construction and demolition wastes, including excavated soil from contaminated sites) 01 (concrete, bricks, tiles and ceramics), 01 (concrete), and 17.01.06* (mixtures of, separate fractions of concrete ...

  3. Playground surfacing - Wikipedia

    en.wikipedia.org/wiki/Playground_surfacing

    Poured rubber surfacing: This is a seamless rubber surface composed of two layers that is poured in place (PIP). The first layer, or "wear layer", is typically 3 ⁄ 8 inch (9.5 mm) thick and made of EPDM or TPV granules. The second layer, or "cushion layer", is 1–5 inches (25–127 mm) thick and made of crumb rubber or recycled rubber tires.

  4. Tire recycling - Wikipedia

    en.wikipedia.org/wiki/Tire_recycling

    Tires can be reclaimed into, among other things, the hot melt asphalt, typically as crumb rubber modifier—recycled asphalt pavement (CRM—RAP), [13] [14] and as an aggregate in Portland cement concrete [15] Efforts have been made to use recycled tires as raw material for new tires, but such tires may integrate recycled materials no more than ...

  5. Demolition waste - Wikipedia

    en.wikipedia.org/wiki/Demolition_waste

    Out of the 505.1 million tons, the debris was composed of 353.6 million tons of concrete, 76.6 million tons of asphalt concrete, 35.8 million tons of wood product, 12.7 million tons of asphalt shingles, 11.8 million tons of brick and clay tile, 10.3 million tons of drywall and plaster, and 4.3 million tons of steel. [2]

  6. Rubber mulch - Wikipedia

    en.wikipedia.org/wiki/Rubber_mulch

    The OEHHA has conducted additional studies on potential negative human health effects associated with the use of recycled waste tires in playground and synthetic turf products. [11] Although rubber mulch is generally regarded as safe, recycled tire rubber leachates do contain certain minerals and compounds which may be ecotoxic in high ...

  7. Crumb rubber - Wikipedia

    en.wikipedia.org/wiki/Crumb_rubber

    Rubberized asphalt is the largest market for crumb rubber in the United States, consuming an estimated 220 million pounds (100 kt), or approximately 12 million tires annually. [2] Crumb rubber is also used as ground cover under playground equipment, and as a surface material for running tracks and athletic fields. [2]

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