Hydro Ingenieure - Vision to clear solutions

WWTP AWG Merzenstein

Tasks definition

By a reason of unsatisfactory treatment and disposal of the wastewater in the area the municipality Merzenstein decided to construct a decentralised WWTP with proper wastewater disposal.


It was designed a new Wastewater treatment plant which consists of the following parts:

Sewer network: Length 2.000 m

WWTP: Capacity 180 P.E.

  • Operation building
  • Incoming wastewater accumulation tank (intake pumping station)
  • SBR-Reactor
  • Sludge storage tank
  • Settling pond (reed planted sludge drying basin)
  • 3 treatment stages (planted soil filter)

The control of the wastewater treatment plant is ensured by SPS.

  • Project management
  • Design for applicable permissions
  • Application for financing of the project
  • Detail design
  • Elaboration of tender documentation
  • Tender Evaluation
  • Preparation of Works Contracts
  • Construction supervision
  • Taking-over
  • Elaboration of final acceptance documentation
  • Commissioning
  • Client: Wastewater association Merzenstein
  • Project period: June 2007 - December 2009
  • Investment volume: € 655.000,–
  • Contact person: Hermann Schmelz, Raimund Winkler, MSc