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DWA-M 1060E - IT-Security (8/2017)
The Guideline DWA-M 1060E is published in October 2018. The translation is based on the German edition from August 2017.Operators of water supply and wastewater disposal installations shall have at their disposal high-Performance equipment, sufficiently qualified staff and robust quality assurance measures, because they have a paramount importance for the functioning of the community. As a result,... Mehr erfahren
DWA-A 199-1 - Operating Instructions (11/2011)
Operators of wastewater facilities shall establish service and operating instructions tailored to their respective circumstances in order to adhere to the requirements especially of § 57 of the German Water Resources Management Law (WHG) and in order to meet the minimum requirements of the self-inspection or self-monitoring ordinances of Germany's federal states. Since the regulatory content of t... Mehr erfahren
DWA-Topics - Anthropogenic Pollutants (5/2008)
Modern methods for water analysis make it possible to detect small concentrations of anthropogenic trace pollutants, such as e. g. pharmaceuticals and substances exhibiting hormone activity. There is no doubt that pharmaceuticals are present in our water bodies and their presence has been proven by various examples. However, natural and technical barriers guarantee that for the time being residues... Mehr erfahren
Wastewaterengineering - 2007
An informative, comprehensive, and up-to-date revision guide for the occupational training in wastewater engineering offering numerous tasks and solutions in order to prepare trainees in the field of wastewater engineering for the technician and master technician examinations. 550 questions and tasks with the respective solutions – an ideal preparation to successfully pass the state examinations... Mehr erfahren
DWA-M 149-4 - geographical techniques (7/2008)
The Advisory Leaflet makes recommendations and provides information on measuring techniques, by means of which bedding defects and cavities can be detected in the surrounding of earth-buried pipelines. It describes possible applications and application limits of the measurement methods ground-penetrating radar (GPR), geoelectricity as well as seismic technology.Additionally, research and developme... Mehr erfahren
DWA-M 381E - Sludge Thickening (10/2007)
Thickening of sewage sludge is one of the most important basic treatment steps of the entire sludge treatment process. For decades thickening of sewage sludge has been accomplished by using either gravity settling in thickeners or in a flotation unit or by mechanical thickening. Flotation and mechanical thickening processes are almost solely used for the thickening of waste activated sludge. In 19... Mehr erfahren
DWA-Topics - Downstream Fishways (7/2005)
This book completes DVWK M 232 „Fish Passes - Design, Dimensions and Monitoring” and presents fish protection and downstream fishways which are available national and international. It summarises national and international state of knowledge and is perceived as a tool to fulfil the EC Water Framework Directive as well as demands of animal and wildlife protection. As this duty requires hy... Mehr erfahren
ATV-DVWK-A 198 - Standardisation (4/2003)
This Standard is concerned with the definition, collection, evaluation and examination of data as well as with the subsequent derivation of dimensioning values based on these for wastewater treatment plants and drainage systems. Forecast data for various time horizons can subsequently be derived from measured data. With this Standard the objective is pursued, globally for all DWA Standards and Adv... Mehr erfahren
DWA-A 100E - Urban Drainage (12/2006)
As a framework of action concerning the detailed regulations for urban drainage, this Standard is intended to Mehr erfahren
DWA-M 153 - Action for Dealing Stormwater (8/2007)
This DWA-Guideline includes recommendations how to treat rainwater quantitatively and qualitatively in modified drainage patterns or serperate sewerage systems. It analyzes and structures complexe correlations as follows: - pollution and quantity of rainwater regarding to utilisation and pavement of origin surface, - protection requirement of groundwater, - protection requireme... Mehr erfahren