Accreditation at the DAKKS

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The German Accreditation Body GmbH (DAkkS) is a national accreditation body of the Federal Republic of Germany. It is the only national accreditation body that gives accreditations according to Verordnung (EG) Nr. 765 / 2008 and the Akkreditierungsstellengesetz (AkkStelleG). The Siebert + Knipschild GmbH is accredited as a testing laboratory and inspection body in the DAkkS Typ A according to DIN EN ISO/IEC 17025 and DIN EN ISO/IEC 17020. Within the annual assessment through the MPA Hannover the normative requirement is monitored.

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recognition through the DIBt

The DIBt is the german admission office for building products and designs. There, the Siebert + Knipschild GmbH is listed as an inspection body and a certification body.


Notification as a testing laboratory for EU-building products.

Next to the accreditation in der german accreditation body (DAkkS) is Siebert + Knipschild the notifications as an testing laboratory for building products according to the european norm EN45001 – EN ISO/IEC 17025. The notification is valid for prefabricated sewer pipes at the outside of buildings.

Recognition as a licensing body for the Federal Railway Authority

For the testing of components and products – for example in the external monitoring and internal monitoring of gratings for railway platforms – we are also recognised by the Federal Railway Authority as a monitoring and certification body through the recognition of the DIBt. For example, in the area of composite construction elements and glass-fibre reinforced plastics.

RSV membership

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We have a membership in the pipelining rehabilitation association for more than 20 years. Since February 2017 Andreas Haacker is Siebert + Knipschilds director, as well as the association volunteer chairman. More information about the association: www.rsv-ev.de.