Wastes treated:

• Municipal solid waste (MSW) 195.000 t/a
• Sewage sludges  22.500 t/a, dry mass

Start-up of operation: March 2000

Aerial view of the Edmonton Co-Composter

Aeration hall

Process:

• Presorting of bulky items
• Homogenisation of MSW and sludge in 5 mixing drums
• Primary screening at 80 mm, overs are rejects
• Removing of magnetic materials
• 28 days of aeration in the aeration halls
• Product screening at 25 mm
• Destoning of compost < 25 mm
• Odour treatment by biofilter, 5.500 mē
• Acis scrubbers to remove ammonia