Recycling - Closing The Loop

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Why Recycle?

  • To preserve landfill space.
  • To conserve natural resources AND save energy, time, and money.
  • To capture valuable materials that would otherwise be lost.
  • To follow City of Chicago regulations and gain LEED points for green building.
Recyclables: Materials and Markets
Material How is it recycled? Recycling Markets
Inert

Concrete, stone, brick, dirt, and porcelain debris is crushed, other items are removed, and the material is screened for size.    
  • Base and sub-base for roads and airports
  • Drainage media, embankments
  • General fill and land reclamation
  • Alternative daily cover (ADC)
  • Pavement aggregate
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Asphalt Pavement

The pavement is crushed and recycled back into asphalt. 
  • Aggregate for new asphalt hot mixes
  • Sub-base for paved roads

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Asphalt Shingles After removal of nails, asphalt shingles are ground and recycled into hot-mix asphalt. 
  • Asphalt binder and fine aggregate for hot mix asphalt
  • Pothole repair
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Wood Clean, untreated wood can be re-milled, chipped or ground.
  • Feed stock for pulp mills
  • Boiler fuel
  • Cover for wildlife habitat
  • Raw material for chipboard
  • Mulch and compost
  • Wood flour for plastic fiber
  • Animal bedding
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Drywall Drywall is typically ground or broken up, and the paper is removed.
  • Gypsum wallboard
  • Cement manufacture
  • Soil amendment or a substitute for lime on lawns and agriculture
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Metal Melted down and reformed
  • Metal products
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Cardboard Ground, cleaned, and sprayed into sheets to be used in new pulp stock

  • Toilet and tissue paper
  • Hand towels and napkins
  • Cereal boxes and egg cartons
  • Newspapers
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Glass Pulverized
  • Fiberglass
  • Substitute for sand in paving material
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Plastic Melted down and reformed
  • Plastic products
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