Wayss & Freytag

Concrete with increased acid resistance for pipes and shafts

Conversion of the subterranean wastewater treatment plants between the German cities of Dortmund and Dinslaken results in an ecological upgrading of the catchment area of the EmscherRiver and considerably enhances the quality of life of the population of over 2 million people that live there. One of the construction projects currently ongoing in that area is a sewer pipeline so that the existing open channel in future will drain only spring and rainwater. Contract section BA30 of the large-scale Emscher Conversion Project with a total volume of 2.5 billion Euro was awarded Wayss & Freytag...

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