Compost plant Doha

Annual Throughput: 70.000 t/a

 

Wastes treated:

  • Municipal solid waste (MSW)
  • Sewage sludge
  • 250  t/day

 

Start-up of operation: 1975/extension 1985

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Windrow composting

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Scrap baling unit

Process:
  • MSW pretreatment: shredding by hammermill, sorting of bulky items
  • Ferrous separation incl. baling
  • one day retention time in digestors, homogenisation
  • 25 mm screening at the back end of digestors, overs are rejects
  • windrow composting with natural aeration
  • 8-week retention time process
  • Compost refining line
  • air treatment by biofilter

 

 

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