Zurich Werdhölzli, Wastewater treatment, Switzerland
Client:City of Zurich
Location:Switzerland
Start-up:2012
Capacity:670,000 p.e.

Description

  • Rehabilitation of the existing filtration plant. Treatment of the municipal wastewater from the city of Zurich and six adjoining communities.
  • Engineering, supply, erection and start-up of the filtration plant.

Process

  • Single layer deep bed filtration
  • Redundant backwash water/scouring air system
  • Sludge water recirculation to sand trap or to biology
WEB_Zürich_Werdhölzli-Filtration bearb