Ajabshir Sewage Treatment Plant

Client: East Azarbaijan Province Water & Wastewater Treatment Company

Consultant: Ashenab Consulting Engineering Company

Contractor: Dezone Engineering Company

Scope of work: PC

Capacity: 27120m⁄day

Location: Ajabshir City

Process: Extended Aeration Activated Sludge

Stage of work:

  • Screening
  • Inlet Pumping Station
  • Grit Removal (Aerated grit chamber –Grit Classifiers)
  • Biological Selector
  • Aeration (with low speed surface aerators)
  • Sedimentation
  • Chlorine Disinfection (Gas Chlorination)
  • Chemical Preparation and Dosing
  • Sludge Thickening (Gravity Thickeners)
  • Sludge Dewatering (Belt filter press)
  • Return & Excess Sludge Pump Station
  • Drain Pump Station
  • Irrigation Pump Station