„Special Sewerage Systems – Part 2: Pressure Sewerage Systems Outside Buildings“. ATV-DVWK-A E. Dimensioning of Stormwater Holding Facilities. Procedures — Supplement to Standard ATV-A E. ATV-A E . DWA-A E. Dimensioning of ATV-DVWK-M E New. Allocation of. Further coefficients are defined in the standards ATV DVWK-A and ATV DVWK-M Those values might in some cases be too high and, in reality.

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In the special issue both documents are contained completely in one synoptic directive. Objective is to give the user an aid with the selection of a suitable control concept, oxygen transfer and information on the mechanical engineering equipment with the activated sludge process. With this revision the 1117 into quality and environmental management systems and the increase in significance of cost aspects have been taken into account. In many cases proven solutions can be recommended, in other cases attention must be drawn to technical documents and regulations, in order to develop correct standards for the requesting of tenders and the implementation in plant construction.

Described are the basic procedural principles and the drying processes that have proven successful in practice.

German Standards 1

Please notice, that nearly all publications of the DWA Rules and Standards are available as a download version in pdf-format. Statements are to be seen as a snapshot, which corresponds with the current status of the framework conditions and represent a majority opinion. It assists the planning engineer x recognising and using creatively the margins existing in EN In addition, the oxygen requirement is subject to variations due to changes of loading, temperature, the concentration of activated sludge and other parameters.

Safety Colours In German: The feasibilities and problems of individual drying systems are dealt with further so that an appropriate and well founded decision for or against the employment of drying plants will be supported and the possible selection of a drying system facilitated on a good ground. We hope to find your understanding why we have chosen this form of order procedure. Through the joint application of EN and DWA-A E a qualitatively high quality planning and 171 of the construction is achieved.


Published on Nov View Download In addition they contain rules for action in dvsk and avoidance of accidents and hazards to health. Verben German 1 Ch. Part 2 describes the membrane bioreactor processes. The German Set of Rules and Standards offers the user operating abroad comprehensive information on and approaches to solutions, however one has to take into account the adaptability in respect of national laws within other countries. Jiri Davidek, Institute of This work does not only refer to technical and scientific issues, but also to the economic and legal aspects of environmental and water protection.

Service Instructions for the Personnel of Wastewater Pumping InstallationsJune Additionally we may deliver a number of selected rules and standards in the following languages, e.

Part vvwk of the Standard supplements EN and applies only together with this standard specification. Depending on the scope and characteristics of the systems to be operated, in individual cases a combination of individual parts of the service and operating instructions can be sensible. German Association for Water, Wastewater and and Standards Standard DWA-A E supplements the standard specification in order to cover the necessary national [German] requirements.

Our intention is to provide for the public of English speaking specialists a picture of how, in Germany, technical standards on technicalscientific subjects are elaborated and combined into a common set of rules and standards.

The Advisory Leaflet deals with the implementation of appropriate controls and regulations for oxygen transfer. Payment with credit card guarantees the fastest possible delivery.

German Standards 1

Avt technical standards present technical solutions in accordance with the German legislation. Information for our customers abroadDear Madam, dear Sir, we would like to inform you about the procedure, how your order will be dealt with: New English version evwk preparation: Part 1 deals with membrane processes per se, i. A complete overview of all download versions and further information can be found under www.

The Standard, along with the usual references to standards and definitions, contains the detailed system description of a pressure sewerage system.

In the joint publication both sets of technical rules are printed completely in one synoptic directive, i. Compared with other drainage processes the investments can be considerably lower. The aim is to ease access to sewage sludge drying processes for the planner and operator of sewage sludge treatment plants. It helps the planning engineer to recognize and use creatively the margins existing in EN In cost-comparison calculations all follow-on2costs for depreciation, rate of interest, operation and preventative maintenance are to be incorporated.


As a customer from abroad you will receive a proforma-invoice for a payment in advance. Comparison of American, British, and German standards for The Bank for You1.

German Standards of Iron Ores Documents. It is therefore absolutely necessary to continue to match the considerations and conclusions presented with market development and the situation with regard to legislation. Information on labour protection supplements the details.

DIN test standards – test standards. Special focus was put on dredged material from water bodies of the the Dvw, Federal states and municipalities as exemplified with the removal of sludge from ponds, lakes and storage reservoirs. The Advisory Leaflet is a general aid for decision making and for this reason contains no individual case solutions. For the first time common standardised requirements, test criteria and testing recommendations are presented for these processes.

Prices subject to change. The choice of the pipe materials and the dimensioning of the pipelines with afv to diameter and wall thickness require a high degree of specialist knowledge, above all with regard to types of loading, the material characteristics, the possibilities for working and, not the least, the numerous standard specifications and regulations associated with these areas.

It is in particular directed at planners, system suppliers, authorities, operators and construction companies. Politically and economically independent, we are working in the fields of water management, sewage, waste and soil conservation. It also contains additional performance characteristics which are important for those inviting tenders, planners, those ddvwk out construction dvak operators of vacuum sewerage systems.