TY - CONF A1 - Wiggenhauser, Herbert A1 - Taffe, Alexander A1 - Kind, Thomas A1 - Stoppel, Markus T1 - OSSCAR - Development of an On-Site SCanneR for automated non-destructive bridge testing T2 - 2nd International Conference on Concrete Repair, Rehabilitation and Retrofitting ICCRRR 2008 CY - Cape Town, South Africa DA - 2008-11-24 PY - 2008 AN - OPUS4-18415 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert A1 - Neumann, T. A1 - Stoppel, Markus T1 - Operational Capability of RFID-based Sensor Systems for Concrete Structures T2 - Transportation Research Board (TRB), 92nd Annual Meeting CY - Washington, D.C., USA DA - 2013-01-13 PY - 2013 AN - OPUS4-29353 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert A1 - Maierhofer, Christiane T1 - On-site investigation techniques for the structural assessment of historic masonry buildings T2 - 5th EC Conference Cultural Heritage Research: A Pan European Challenge CY - Kraków, Poland DA - 2002-05-16 PY - 2002 AN - OPUS4-6082 LA - eng AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert T1 - Objektbezogene Schadensanalyse-Verfahren T2 - Lehrgang für Bauwerksprüfingenieure an der BASt CY - Bergisch Gladbach, Germany DA - 2002-10-24 PY - 2002 AN - OPUS4-3875 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert T1 - Nondestructive testing in Civil Engineering T2 - Golden Jubilee celebration of SERC Recent Advances in Structural Engineering CY - Indien DA - 2015-05-07 PY - 2015 AN - OPUS4-34374 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert T1 - Nondestructive Testing in Civil Engineering T2 - Golden Jubilee celebration of SERC Recent Advances in Structural Engineering CY - Chennai, Indien DA - 2015-05-07 PY - 2015 AN - OPUS4-33174 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert T1 - Nondestructive testing in civil engineering N2 - Vortrag über die Aktivitäten des Fachbereichs 8.2 in der zerstörungsfreien Prüfung im Bauwesen. T2 - 7th international Workshop on Structural Life Management of Eco-Power Structures CY - Daejeon, Korea DA - 20.09.2017 KW - ZfPBau KW - Zerstörungsfreie Prüfung KW - Bauwesen KW - Infrastruktur PY - 2017 AN - OPUS4-42203 LA - eng AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert A1 - Wöstmann, Jens A1 - Schulze, Sebastian A1 - Barry, K. A1 - Guimaraes, M. A1 - Scott, D. A1 - Lindberg, J. A1 - Lareau, J. T1 - Nondestructive Evaluation of Steel-Concrete Mockups T2 - 10th International Conference on NDE in Relation to Structural Integrity for Nuclear and Pressurized Components CY - Cannes, France DA - 2013-10-01 PY - 2013 AN - OPUS4-29184 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert T1 - Non-Destructive Testing of Reinforced Concrete Structures at BAM T2 - National Research Council (NRC) CY - Washington, D.C., USA DA - 2010-01-20 PY - 2010 AN - OPUS4-20902 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert A1 - Maierhofer, Christiane T1 - Non-Destructive Testing of Monuments T2 - Indo-German Workshop, Earthquakes CY - Karlsruhe, Germany DA - 2002-06-25 PY - 2002 AN - OPUS4-3874 LA - eng AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert A1 - Maierhofer, Christiane T1 - Non-Destructive Testing of Historical Structures T2 - Ariadne Workshop 2002 CY - Prague, Czech Republic DA - 2002-05-22 PY - 2002 AN - OPUS4-3873 LA - eng AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert A1 - Streicher, Doreen T1 - Non-destructive testing of bridges T2 - 4th International Conference on Construction Materials: Performance, Innovations and Structural Implications CY - Nagoya, Japan DA - 2009-08-24 PY - 2009 AN - OPUS4-20782 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert T1 - Non-destructive testing in civil engineering at BAM N2 - Non-Destructive assessment of the National Infrastructure in Germany has been the topic of R&D at BAM since many years. In 1989 BAM has established a R&D group dedicated to the development and application of Non-Destructive Testing in Civil Engineering. Since then, this group has left has participated in numerous research projects and cooperated with many researches and institutes worldwide. A complex system of inspection and maintenance is in place to inspect and maintain roads, bridges, tunnels and other installations. Based on visual inspection structures like bridges are inspected regularly. In case of concerns which cannot be resolved in this process, a procedure “Object Oriented Damage Analysis” has been put into place where additional inspection methods, especially NDT methods, are being utilized. NDT methods to establish material properties such as strength, porosity, moisture, carbonation, etc need more attention to strengthen the links between engineers and inspectors. BAM and TU Berlin have established a joint Junior Professor to address this research area with gravity. Research is currently focused on methods, data, validation, certification and standardization. Industry 4.0 has become a widely discussed topic with unforeseeable impact. Current research topics include - Large Aperture UltraSound (LAUS) to evaluate very thick concrete elements (> 1m) - Embedded ultrasound sensors to monitor changes in concrete - Data fusion algorithms for honeycomb detection, corrosion localization and reinforcement diameter determination - Reverse Time Migration to improve imaging of concrete structures - Laser Induced Breakdown Spectroscopy (LIBS) with new applications, improved sensitivity and resolution, new devices - RFID based humidity and corrosion sensors - Analysis of scattered Radar waves for the classification of concrete - Development of reference specimens for selected NDT tasks The presentation will present examples of current research and ideas for research directions. T2 - FHWA Seminar CY - Washington, D.C., USA DA - 25.07.2017 KW - Non-destructive Testing in Civil Engineering KW - Ultrasound; RFID KW - Ground Penetrating Radar KW - Laser Induced Breakdown Spectroscopy KW - Data Fusion KW - Large Aperture UltraSound (LAUS) KW - Monitoring of Concrete Structures KW - Reference Specimen PY - 2017 AN - OPUS4-41256 LA - eng AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert T1 - Non-Destructive Testing in Civil Engineering T2 - SVTI-Workshop "ZfP für Betonbauteile in Kernkraftwerken" CY - Zurich, Switzerland DA - 2011-11-16 PY - 2011 AN - OPUS4-24895 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert T1 - Non-Destructive Testing in Civil Engineering T2 - Minnesota Department of Transportation CY - Minneapolis, MN, USA DA - 2010-01-22 PY - 2010 AN - OPUS4-20903 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert T1 - Non-Destructive Testing in Civil Engineering T2 - Eingeladener Gastvortrag an der Ege Universität Izmir CY - Izmir, Turkey DA - 2010-10-17 PY - 2010 AN - OPUS4-22479 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert A1 - Helmerich, Rosemarie A1 - Niederleithinger, Ernst T1 - Non-destructive techniques for the condition assessment of railway bridges T2 - Transportation Research Boards (TRB) 85th Annual Meeting CY - Washington, D.C., USA DA - 2006-01-22 PY - 2006 AN - OPUS4-12033 LA - eng AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert T1 - Non-destructive evaluation of concrete structures using acoustic and electromagnetic methods T2 - Transportation Research Board of the National Academies, 83rd Annual Meeting 2005 CY - Washington, D.C., USA DA - 2005-01-12 PY - 2005 AN - OPUS4-7316 LA - eng AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert T1 - Non-Destructive Assessment of Reinforced Concrete Structures with Combined Methods T2 - OECD - Nuclear Energy Agency Workshop: Ageing Management of Thick Walled Concrete Structures CY - Prague, Czech Republic DA - 2008-10-01 PY - 2008 AN - OPUS4-18118 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert T1 - Neue Entwicklungen der zerstörungsfreien Prüfung im Bauwesen T2 - Fachtagung Bauwerksdiagnose CY - Berlin, Germany DA - 2010-02-18 PY - 2010 AN - OPUS4-20952 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert T1 - Need for non-destructive testing and evaluation of concrete structures. Advanced NDT methods and damage assessment in concrete structures T2 - CBRI Seminar CY - Roorkee, India DA - 2007-02-05 PY - 2007 AN - OPUS4-14725 LA - eng AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert T1 - Need for non-destructive testing and evaluation of concrete structures, advanced NDT methods and damage assessment in concrete structures - Part I and II T2 - Advanced course on non-destructive testing and evaluation of concrete structures, SERC CY - Chennai, India DA - 2007-01-17 PY - 2007 AN - OPUS4-14724 LA - eng AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert T1 - NDT-CE in Civil Engineering T2 - Training Courses: Investigation and Monitoring of Dams and Hydroelectric Basins in Georgia CY - Trieste, Italy DA - 2002-08-26 PY - 2002 AN - OPUS4-3872 LA - eng AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert T1 - NDT-CE Challenges and Lessons learned T2 - SIBTEST 2011, NDT-Workshop CY - Gorny, Altai Krai, Russia DA - 2011-07-25 PY - 2011 AN - OPUS4-24721 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert T1 - NDT-CE at BAM T2 - Meeting at the TRB 88th Annual Meeting, Committee AFF40 (1) CY - Washington, D.C., USA DA - 2009-01-11 PY - 2009 AN - OPUS4-20801 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert T1 - NDT of Concrete Structures T2 - Workshop on NDE of concrete structures 2002 CY - Chennai, India DA - 2002-12-02 PY - 2002 AN - OPUS4-3897 LA - eng AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert A1 - Reinhardt, H.-W. T1 - NDT in Civil Engineering: Experience and Results of the FOR 384 Research Group T2 - Quantitative Nondestructive Evaluation (QNDE) 2009, University of Rhode Island CY - Kingston, RI, USA DA - 2009-07-27 PY - 2009 AN - OPUS4-20773 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert T1 - NDT in civil engineering T2 - CBRI Seminar CY - Roorkee, India DA - 2007-02-02 PY - 2007 AN - OPUS4-16554 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert T1 - NDT and its application in civil engineering T2 - CBRI Seminar CY - Roorkee, India DA - 2007-02-07 PY - 2007 AN - OPUS4-16553 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert T1 - NDT activities of HW Reinhardt - a short summary T2 - ACM-Tagung (Ehrenkolloqium) zu Ehren Herrn Reinhardt an der Universität Stuttgart CY - Stuttgart, Germany DA - 2007-07-23 PY - 2007 AN - OPUS4-16556 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wilsch, Gerd A1 - Schaurich, Dieter A1 - Wöstmann, Jens A1 - Wiggenhauser, Herbert T1 - Nachweis von Hydrophobierungsmitteln mit Laser Induced Breakdown Spectroscopy N2 - Die Eignung des Verfahrens der Laser Induzierten Breakdown Spectroscopy (LIBS) zur Kontrolle einer ausreichenden Beschichtung und zur Bestimmung der Schichtdicke von Hydrophobierungsschichten auch im Rahmen wiederholender Messungen sollte untersucht werden. Mit LIBS kann die Elementverteilung orts- und tiefenaufgelöst in oberflächennahen Bereichen quasi on-line bestimmt werden. Es ist keine Probenpräparation notwendig. Wiederholende Messungen würden das vorzeitige Erkennen beschädigter Beschichtungen ermöglichen, wodurch kostspielige Sanierungsmaßnahmen vermieden werden. T2 - Fachtagung Bauwerksdiagnose - Praktische Anwendungen Zerstörungsfreier Prüfungen CY - Leipzig, Germany DA - 25.10.2001 KW - Beschichtung KW - Schichtdicke KW - Elementverteilung PY - 2001 AN - OPUS4-36540 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert A1 - Krause, Martin A1 - Samokrutov, A. A1 - Mayer, K. A1 - Alekhin, S. G. A1 - Elkin, V. T1 - LAUS - LARGE APERTURE ULTRASONIC SYSTEM for testing thick concrete structures T2 - Ultrasonic Inspection of complex structured materials CY - Ecuelles, Frankreich DA - 2015-11-19 PY - 2015 AN - OPUS4-35183 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert A1 - Krause, Martin A1 - Milmann, Boris A1 - Behrens, Matthias A1 - Mayer, K. A1 - Samokrutov, A. A1 - Alekhin, S. G. A1 - Elkin, V. T1 - LAUS - LARGE APERTURE ULTRASONIC SYSTEM for testing thick concrete structures T2 - Abteilungsseminar der Abteilung 8 "Zerstörungsfreie Prüfung" CY - BAM, Berlin, Deutschland DA - 2015-12-14 PY - 2015 AN - OPUS4-35089 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert A1 - Azari, H. T1 - LAUS - Large Aperture Ultrasonic System - for Testing Thick Concrete Structures T2 - International Symposium Non-Destructive Testing in Civil Engineering (NDT-CE) CY - Berlin DA - 2015-09-15 PY - 2015 AN - OPUS4-34373 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Niederleithinger, Ernst A1 - Wiggenhauser, Herbert A1 - Milmann, Boris T1 - LAUS - Erste praktische Erfahrungen mit einem neuartigen Ultraschallsystem großer Eindringtiefe N2 - Konventionelle Systeme zur Ultraschall-Echo-Prüfung von Betonbauteilen sind in ihrer Eindringtiefe auf etwa einem Meter begrenzt. Zur Prüfung stärkerer Objekte war die Entwicklung eines neuartigen Prüfsystems notwendig. Das LAUS-System (Large Aperture UltraSound) besteht aus 12 einzelnen Arrays, die mit jeweils 32 Einzelprüfköpfen (Scherwellen, 25 – 50 kHz) als Sender oder Empfänger betrieben werden können. Sie werden unabhängig auf Betonoberflächen mit Unterdruck befestigt und kommunizieren drahtlos untereinander und mit der Zentraleinheit. Alle möglichen Kombinationen ergeben 132 Einzelmessungen, die zur Rekonstruktion des durchschallten Volumens genutzt werden. Mehrere dieser Datensätze lassen sich zu einer 3D-Auswertung kombinieren. Das System wurde an mehreren Testobjekten und Bauwerken erfolgreich erprobt. So konnte die fünf Meter dicke, sehr stark bewehrte Fundamentplatte des Fallturms auf dem BAM-Testgelände bei Horstwalde durchschallt werden. Ein zweites Beispiel ist die erfolgreiche Detektion von Spannkanälen in 1,8 m Tiefe in einem massiven Brückenbauwerk. T2 - Bauwerksdiagnose 2018 CY - Berlin, Germany DA - 15.2.2018 KW - Ultraschall KW - Beton KW - LAUS KW - Brücke KW - Fundament PY - 2018 AN - OPUS4-44577 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert A1 - Wilsch, Gerd A1 - Schaurich, Dieter A1 - Weritz, Friederike A1 - Taffe, Alexander T1 - Laser-Induced Breakdown Spectroscopy for On-Site Determination of Chloride and Sulfur content T2 - Structural Materials Technology (SMT), NDE/NDT for Highways and Bridges 2004 CY - Buffalo, NY, USA DA - 2004-09-14 PY - 2004 AN - OPUS4-4493 LA - eng AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert A1 - Wilsch, Gerd A1 - Schaurich, Dieter T1 - Laser-Induced Breakdown Spectroscopy for Fast Analysis of Ingress Profiles of Ions on Concrete T2 - NDE/NDT for Highways and Bridges: Structural Materials Technology (SMT) CY - New York City, NY, USA DA - 2012-08-21 PY - 2012 AN - OPUS4-27415 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert A1 - Wilsch, Gerd A1 - Eichler, Thorsten A1 - Millar, Steven T1 - Laser Induced Breakdown Spectrocsopy (LIBS) - Visualizaton of Ion Transport Processes in Concrete T2 - NDE/NDT for Structural Materials Technology for Highways and Bridges (SMT) 2014 CY - Washington, D.C., USA DA - 2014-08-25 PY - 2014 AN - OPUS4-31600 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert A1 - Niederleithinger, Ernst A1 - Krause, Martin A1 - Mielentz, Frank A1 - Schulze, Sebastian A1 - Shokouhi, Parisa A1 - Taffe, Alexander T1 - Innovative Ultrasonic Techniques for Inspection and Monitoring of Large Concrete Structures T2 - NUCPERF 2012 CY - Cadarache, France DA - 2012-11-12 PY - 2012 AN - OPUS4-27060 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert A1 - Niederleithinger, Ernst T1 - Innovative Ultrasonic Techniques for Inspection and Monitoring of Large Concrete Structures T2 - ESV Euridice Meeting, EIG Euridice CY - Mol, Belgium DA - 2013-01-28 PY - 2013 AN - OPUS4-29351 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert T1 - Infrared thermography application in NDT of concrete T2 - Advanced course on Non-Destructive Testing and evaluation of concrete structures, SERC CY - Chennai, India DA - 2007-01-11 PY - 2007 AN - OPUS4-14727 LA - eng AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert A1 - Taffe, Alexander A1 - Niederleithinger, Ernst T1 - Improvement and Validation of Foundation NDT Methods T2 - Advanced Course on Non-Destructive Testing and Evaluation of Concrete Structure, SERC CY - Chennai, India DA - 2007-01-25 PY - 2007 AN - OPUS4-14729 LA - eng AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert A1 - Aktan, H. A1 - Attanayake, U. T1 - Implementing NDE Technology and Effective Integration to an US Highway Agency Bridge Management Program T2 - 5th European-American Workshop on Reliability of NDE, Berlin, 07.-10.10.2013 CY - Berlin, Germany DA - 2013-10-07 PY - 2013 AN - OPUS4-29197 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Lausch, Regine A1 - Colla, Camilla A1 - Wiggenhauser, Herbert T1 - Impakt-Echo - Analyse von Anregungsspektren und deren baupraktische Relevanz N2 - Die IE-Methode wird seit vielen Jahren zur zerstörungsfreien Prüfung von Betonbauteilen eingesetzt. Bei Anwendung dieses Verfahrens besteht oft das Problem, resultierende Frequenzspektren infolge der vielen Peaks richtig zu interpretieren. Ein wichtiges Bewertungskriterium ist dabei die Amplitudengröße eines Peaks, welche u.a. durch das Anregungsspektrum beeinflusst wird. T2 - Fachtagung Bauwerksdiagnose - Praktische Anwendungen Zerstörungsfreier Prüfungen CY - Leipzig, Germany DA - 25.10.2001 KW - zerstörungsfreie Prüfung KW - Betonbauteile KW - Frequenzspektren PY - 2001 AN - OPUS4-36524 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert T1 - Impact-echo: theory, application and improvements T2 - Advanced Course on Non-Destructive Testing and Evaluation of Concrete Structures, SERC CY - Chennai, India DA - 2006-12-14 PY - 2006 AN - OPUS4-14732 LA - eng AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert T1 - Impact-Echo and Ultrasonic Testing of Concrete T2 - Training Courses: Investigation and Monitoring of Dams and Hydroelectric Basins in Georgia CY - Trieste, Italy DA - 2002-08-27 PY - 2002 AN - OPUS4-3870 LA - eng AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert T1 - Imaging ultrasound on concrete T2 - Transportation Research Board (TRB) 87th Annual Meeting, Commitee AFF40 CY - Washington, D.C., USA DA - 2008-01-13 PY - 2008 AN - OPUS4-16597 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert T1 - Imaging ultrasonic pulse echo for concrete T2 - Advanced Course on Non-Destructive Testing and Evaluation of Concrete Structures, SERC CY - Chennai, India DA - 2006-12-21 PY - 2006 AN - OPUS4-14733 LA - eng AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert T1 - Horstwalde center for validation, training and research in NDT in civil engineering T2 - Transportation Research Board (TRB) 87th Annual Meeting, Commitee AFF40(1) CY - Washington, D.C., USA DA - 2008-01-13 PY - 2008 AN - OPUS4-16598 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER - TY - CONF A1 - Wiggenhauser, Herbert T1 - Ground penetrating radar, applications in civil engineering T2 - Advanced course on non-destructive testing and evaluation of concrete structures, SERC CY - Chennai, India DA - 2007-01-04 PY - 2007 AN - OPUS4-14728 LA - eng AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER -