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DWA-M 144-3E - ZTV Hose Liner Process (11/2012)

Damaged drains and sewers represent a hazard to the environment, especially the groundwater and soil. Various experiences have been made in rehabilitating damage using renovation processes with locally cured hose liners. Part 3 of the Advisory Guideline DWA-M 144 supplies supplementary harmonised, standardised technical contract conditions (ZTV) for this process. The supplementary technical contra... Learn More

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... Learn More

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... Learn More

Flyer pump killer

Wet wipes clog pipes, canals and sewage pumps. Restoring the water flow is costly, not only in terms of money but in terms of labour, too. This need not be! The flyer raises the problem of wet wipes and gives clues of how problems can be avoided. Ordered copies of this flyer may also be provided with your individual address and logo imprint. For detailed information and conditions ple... Learn More

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