Remodeling, expansion and restructuring of the waste treatment plant and atmospheric water treatment plants of the community of Ruhmannsfelden, 9,000 residents.

Creation of a sewer system cadastral plan and determination of the current total surface area involved in the context of optimizing the combined storm and sanitary sewage treatment systems.

Total investment: approx. DM 3.5 million

Overall planning and operational support: starting in 1998

Cost savings: approx. DM 4 million