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Cathodic Protection (CP) of Buried Pipelines, Pipelines of Complex Structures and Steel Tanks; Planning, Construction, Commissioning, Operation and Maintenance ++ PDF file ++
This Standard GW 10 shall apply to the planning, construction, commissioning, operation and maintenance of ca-thodic corrosion protection (CP) of buried pipelines, storage vessels and buried steel LPG tanks, which are required to have cathodic protection. For all other buried installations with cathodic protection, this standard can be applied mutatis mutandis.
Well logging in open boreholes and wells for groundwater exploration and monitoring ++ PDF file++
This Standard W 110 applies to the design and execution of geophysical measurements in boreholes for groundwater exploration and abstraction in unconsolidated and consolidated rock, including well and groundwater monitoring point surveys.
Cleaning and Disinfection of Drinking Water Installations ++ PDF file ++
This standard W 557 applies to the cleaning and disinfection of drinking water installations including nonstationary systems.
Welding Joints of Steel Pipelines for Gas and Water Supply; Manufacturing, Testing and Evaluation ++ PDF file ++
This Technical Rule GW 350 equally applies to water supply systems, which fall within the scope of DIN EN 805 and for which the DVGW Standards W 400-1 to W 400-3 have to be observed.
Hygienic-microbial Irregularities in Drinking Installations; Methods and Measures to Remedy ++ PDF file ++
This standard W 556 applies to the operation and maintenance of drinking water installations in buildings. It stipulates the requirements on the management of technical and microbiological irregularities that may adversely affect hygiene in drinking water installations.
Technical Rules Water Treatment (TRWT) – Planning, Construction, Operation and Maintenance of Drinking Water Treatment Plants ++ PDF file ++
This code of practice W 202 describes the most important principles of drinking water treatment that need to be taken into account to ensure that aesthetically and hygienically sound drinking water can be made available to consumers at all times.
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