dewatering well drilling enviro-engineering Home Our company Service program Products Projects Quality Information Innovation Contact Imprint Projects international Pipeline Angerlo - Beuningen Gasunie Pipeline, NL Pipeline Pannal-Nether Kellet, UK Power Plant Turceni, RO Z-Towers Riga, LV Watani Compound Metro North-South Line, Amsterdam     dewatering 2. Schleuse Fankel ADAC München Dortmund - Ems - Kanal Erfurt Norderney well drilling Polder Ingelheim Wasserwerk Osthofen Geothernie Köln Kronthal Quellen Wasserwerk Dieburg enviro-engineering Deponie Hintere Dollert ehem. Schalker Verein Tunnel Kopenhagen Sanierung Düsseldorf Sanierung Traar     we make it work! de | en | nl | dk | ro HW DEWATERING Hölscher Wasserbau GmbH 49733 Haren, Germany