Dr. rer. nat. Ralf J. Plinninger
Diplom-Geologe (Univ.)
Kirchweg 16
D-94505 Bernried/Germany
Phone: +49-9905-7070-360
Fax: +49-9905-7070-361
E-Mail: This email address is being protected from spambots. You need JavaScript enabled to view it.

VAT Identification No. according to § 27 a Federal German tax law: DE249739949

Responsible for content according to § 10, 3 MDStV: Dr. Ralf J. Plinninger (adress as given above)

The academic degree of a "Diplom-Geologe Univ." (equals a M.Sc.) was achieved on July 19, 1997 from Technische Universität München (Munich/Germany).

The academic degree of "Doktor der Naturwissenschaften" (Ph.D.) was achieved on April 15, 2002 from the Fakultät für Bauingenieur- und Vermessungswesen (Department for civil engineering and surveying) of Technische Universität München (Munich/Germany).

The appointment as "publicly certified expert" in the field of "performance and wear in hardrock excavation, parameter assessment and evaluation" was conducted by the IHK Niederbayern (chamber of commerce for Lower Bavaria), Passau/Germany on July, 24 2009. Supervising authority is the IHK (Chamber of Commerce) for Lower Bavaria in Passau, Nibelungenstraße 15, 94032 Passau/Germany, Phone: +49 851 507-0, Fax: +49 851 507-280, E-Mail: This email address is being protected from spambots. You need JavaScript enabled to view it.

The use of the copyrighted logo "publicly certified expert" by IfS GmbH, Cologne, refers to licence no. 12551, licensed user: Mr. Dr.rer.nat. Ralf Josef Plinninger.

Our insurance at HDI Gerling Firmen und Privat Versicherungs-AG, Postfach 102464, 50464 Köln/Germany covers our services in europe (geographical).



All photos and figures © Ralf Plinninger excluding:


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