DouroECI was hired by iperforma to develop the studies and designs for the Brewery Factory ÚNICA, to be built in Bengo, near Luanda. DouroECI was subcontracted to perform the technical support to the geotechnical and hydrological studies and also to support the land survey (in order to select the best location for water catchment and the best discharge location for wastewater) DouroECI was then responsible for the detailed designs of the water catchment, pumping stations and water supply and waste water mains.