David Muhr, MSc

  • employed at Geoteam since 2013
  • e-mail: This email address is being protected from spambots. You need JavaScript enabled to view it.
  • phone: +43 (0) 316 / 269 269 - 24
 

Education


  • Completed degree studies at the University of Graz with a focus on hydrogeology and hydrogeochemistry.
  • Master Thesis: "Influence of dams on a system of superimposed aquifers in loose sediments, by the example of the power station Freibach, Carinthia", supervised by Ass.-Prof. Mag. Dr. Winkler.

Responsibilities


  • Sample drawing
  • Hydrogeological field measurements
  • Data processing
  • Processing and editing of geo-information data in GIS
  • Hydrogeological expert opinions
  • Website maintenance

V. Vasvari

DI Dr. Vilmos Vasvári

Engineering Consultant for Water Resources Management

    Waltendorfer Hauptstrasse 75/2/11
    A-8010 Graz
 
  • e-mail: This email address is being protected from spambots. You need JavaScript enabled to view it.
  • phone: +43 (0) 676 / 922 954 5

    at Geoteam:

  • e-mail: This email address is being protected from spambots. You need JavaScript enabled to view it.
  • phone: +43 (0) 316 / 269 269 - 00

Education


  • 1984-1990: Completed degree studies in civil engineering at the Budapest University of Technology and Economics with a focus on hydrology and agricultural water engineering. Thesis (during a semester abroad at the Graz University of Technology): "Auswertung von Kleinpumpversuchen in gespannten Grundwasserleitern" – “Evaluation of single well pumping tests in confined aquifers”, supervised by Professor Heinz Bergmann.
  • 1993-1996: Completed doctoral programme with a focus on groundwater hydraulics and numerical modelling; Dissertation: "Ein numerisches Modell zur Bewirtschaftung gespannter Grundwasservorkommen am Beispiel des Mittleren Safentales" – “A numerical model for land use on confined aquifers based on the example of Mittleres Safental (Styria)”, supervised by Professor Heinz Bergmann and Professor Hans Zojer.
  • 1997-2000: Participated in degree studies in geosciences at the University of Graz (not completed).

Responsibilities


  • Contract award procedures (invitation to tender, award, drilling contract)
  • Project management
  • Expert opinions and surveys
  • Research projects
  • Project planning

Specialisations


  • Hydrology, hydraulics
  • Groundwater hydraulics and numerical models (mass and heat transfer)
  • Pumping test evaluation
  • Foundation drainage
  • Drainage concepts
  • Hydrological field measurements

Publications


  • VASVÁRI, V., MOLNAR, T. & KRIEGL, C. (2018): Grundwassermodell Aichfeld - Grundlagen der Grundwasserbewirtschaftung in einem inneralpinen Becken.- Österr. Wasser- und Abfallwirtschaft, 70, 3-4, 201-219.
  • KRIEGL, C., V. VASVÁRI & T. MOLNAR (2016): Grundwassermodell Aichfeld-Murboden. Grundlage für regionale wasserwirtschaftliche Planungen.- Wasserland Steiermark 2/2016, p. 21-25, Graz.
  • GOLDBRUNNER, J. E. & V. VASVÁRI (2016): Hydrogeology and geothermic simulation of the geothermal doublet at Waldkraiburg (Bavaria). AUSTRIAN JOURNAL OF EARTH SCIENCES 109:(1) pp. 99-113.
  • GOLDBRUNNER, J. E. & V. VASVÁRI (2014): Hydrogeologie und geothermische Simulation der Dublette Waldkraiburg (Bayern). PANGEO Austria 2014, 100 Jahre nach Eduard Suess, Graz, 14-19.09.2014, Berichte des Institutes für Erdwissenschaften, Karl-Franzens-Universität Graz, 20/1. Beitragskurzfassungen, 230 p. Graz.
  • GOLDBRUNNER, J. E., M. EISNER & V. VASVÁRI (2014): Die Bohrung Köflach Thermal 1, ein Aufschluss im Grazer Paläozoikum. PANGEO Austria 2014, 100 Jahre nach Eduard Suess, Graz, 14-19.09.2014, Berichte des Institutes für Erdwissenschaften, Karl-Franzens-Universität Graz, 20/1. Beitragskurzfassungen, 230 p. Graz.
  • BARTA, E., G. HAJNAL, GY. KARAY, V. VASVÁRI (2013): Determination of the Coefficient of Permeability by Physical Model test and Numerical Modelling. In: IAHR (ed.) Proceedings of the 35th IAHR Congress, Chengdu, 08-13.09.2013, Tsinghua University Press, Beijing, Paper on CD, 11 p.
  • SZABÓ, G., G. HAJNAL, V. VASVÁRI (2012): Inverse numerische Modellierung zur Bestimmung des Durchlässigkeitsbeiwertes. In: Zenz G (ed.) Wasserbau Symposium 2012: Global denken - lokal handeln. Graz, 13-15.09.2012, pp. 233-240.
  • VASVÁRI, V. (2011): On the applicability of Dual Laterolog for the determination of fracture parameters in hard rock aquifers. AUSTRIAN JOURNAL OF EARTH SCIENCES 104: (2) pp. 80-89.
  • VASVÁRI, V. (2010): A groundwater model of the confined aquifers in the Feistritz valley (Eastern-Styria). JOURNAL OF ALPINE GEOLOGY 52: pp. 58-63.
  • VASVÁRI, V. (2005): Calibration of tipping bucket rain gauges in the Graz urban research area. ATMOSPHERIC RESEARCH 77:(1-4) pp. 18-28.
  • RUCH, Ch., V. VASVÁRI, T. HARUM (2005): Hydrologisches Versuchsgebiet Pöllau (Oststeieremark/Österreich) – 25 Jahre Beobachtungen. BEITRAGE ZUR HYDROGEOLOGIE 55: pp. 47-62.
  • VASVÁRI, V. (2003): Use of Electrical Borehole Measurements for Determination of Fracture Parameters. In: Krásný J., Hrkal Z., Bruthans J. (ed.) Proceedings of International Conference on Groundwater in Fractured Rocks: IHP-VI Series on Groundwater No. 7, Praha, 15-19.09.2003, pp. 305-306.
  • VASVÁRI, V. & C. KRIEGL (2003): Determination of Hydraulic Properties in Fractured Aquifers in Austria. - In: Krásný J., Hrkal Z., Bruthans J. (ed.): Proceedings of the International Conference on Groundwater in Fractured Rocks, Prague, 15–19 September 2003, p. 109 – 110.
  • VASVÁRI, V. (2002): Use of Dual Laterolog at the determination of fracture parameters in hard rock aquifers. In: International Groundwater Symposium: Bridging the Gap between Measurements and Modeling in Heterogeneous Media, IAHR, Berkeley, 25-29.03.2002, pp. 196-201.
  • VASVÁRI, V. (2002): Ein Beitrag zum Speicherkoeffizienten und zur Elastizität von geklüfteten Grundwasserleitern. BEITRAGE ZUR HYDROGEOLOGIE, 55: pp. 95-114.
  • VASVÁRI, V. (2001): Experience in determination of fracture parameters by Dual Laterolog. - A case study. In: Mudry J., F. Zwahlen (ed.) 7th Conference on Limestone Hydrology and Fissured Media. 20-22.09.2001 (Sciences et techniques de l'environnement. Mémoire hors-série Y. 2001) Besancon, pp. 329-332.
  • VASVÁRI, V. (2001): Geohydraulische und bohrlochgeophysikalische Untersuchungen in geklüfteten Grundwasserleitern. SCHRIFTENREIHE ZUR WASSERWIRTSCHAFT, Band 38, 110 p.
  • KRIEGL, C., V. VASVÁRI & J. GOLDBRUNNER (2001): Deep drilling Längenfeld Thermal 2 - First hydrogeological results from a deviated well in metamorphic rocks of the Austroalpine Ötztal-Stubai crystalline complex, Tyrol.- In: K.-P. Seiler & S. Wohnlich (Ed.): Proceedings of the XXXI International Association of Hydrogeologists Congress Munich / Germany / 10-14 September 2001, Volume 2, p. 995-1001.
  • GOLDBRUNNER, J., V. VASVÁRI A. KOLB (2001): Die Bohrung Simbach-Braunau Thermal 1 - Technischer Ablauf und hydrogeologische Ergebnisse. GEOLOGICA BAVARICA, 106: pp. 59-79.
  • VASVÁRI, V., A. ARCHIMANDRITIS (1999): Systematische Beobachtung, Auswertung und Analyse langfristiger Druckspiegelaufzeichnungen an Versuchsbohrungen in der zentralen Oststeiermark. MITTEILUNGSBLATT DES HYDROGRAPHISCHEN DIENSTES IN ÖSTERREICH, 78: pp. 1-29. Wien.
  • VASVÁRI, V. (1997): Auswertung und Analyse langfristiger Druckspiegelaufzeichnungen von gespannten Aquiferen in der zentralen Oststeiermark. BETRÄGE ZUR HYDROGEOLOGIE, 48: pp. 93-126.
  • VASVÁRI, V. (1996): Ein numerisches Modell zur Bewirtschaftung gespannter Grundwasservorkommen am Beispiel des Mittleren Safentales. SCHRIFTENREIHE ZUR WASSERWIRTSCHAFT, Band 22, 136 p.
  • BERGMANN, H., W. KOLLMANN, V. VASVÁRI, P. AMBRÓZY, M. DOMOKOS, L. GODA, I. LACZAY, F. NEPPEL, E. SZILÁGYI (1996): Hydrologische Monographie des Einzugsgebietes der Oberen Raab - A Felső-Rába vízgyűjtőjének hidrológiai monográfiája. SCHRIFTENREIHE ZUR WASSERWIRTSCHAFT, Band 23, Graz-Budapest. 257 p.
  • BERGMANN, H., V. VASVÁRI (1995): Determination of atmospheric impacts on confined aquifers. In: Gardiner J. (ed.) HYDRA 2000: Proceedings of the XXVIth Congress of the International Association of Hydraulic Research, London, 11-15.09.1995. Telford, pp. 179-180.

Mag. Christian Kriegl

Mag. Christian Kriegl

  • employed at Geoteam since 1993
  • e-mail: This email address is being protected from spambots. You need JavaScript enabled to view it.
  • phone: +43 (0) 316 / 269 269 - 27
 

Education


  • Completed degree studies in geology at the University of Graz and the Graz University of Technology with a focus on general and technical geology.
    Thesis: "Geologische Fernerkundung (semi)arider Gebirge in Pakistan (Sulaiman Range und Chitral) mit kosmischen Aufnahmen" – “Geological remote sensing of (semi)arid mountains in Pakistan (Sulaiman Range and Chitral)“, supervised by Professor M.F. Buchroithner

  • Participated in doctoral programme at the University of Graz, with a focus on mass movement and neotectonics in the Verwall Alps (not completed).

Responsibilities


  • Project coordination and management
  • Expert opinions, surveys, Due Diligence and Second opinion
  • Research projects
  • Project planning, invitation to tender and contract award procedures
  • Approval processes under water law and EIA procedures
  • Project and Construction support
  • Geological and hydrogeological client consultation
  • Risk Control for geothermal drillings

Specialisations


  • Geological mapping
  • Exploration concepts
  • Hydrogeology and hydrogeological models
  • Geohydraulics and numerical groundwater models
  • Construction and groundwater (power plant construction)
  • Geothermics (deep and near-surface)
  • Groundwater development and well construction
  • Regeneration and remediation of wells and springs
  • Groundwater protection
  • Balneology and mineral water
  • Seismology and borehole geophysics
  • Brittle deformation structures (faults and joints)
  • Baseline reports for industrial sites
  • Landfills and contaminated sites

Publications


  • VASVÁRI, V. & KRIEGL, C. (2019): Quantifizierung der Grundwasserströmung im Molassebecken im Hinblick auf Dichteströmung.- Zeitschrift der Fachsektion Hydrogeologie (2019) 24: 209. https://doi.org/10.1007/s00767-019-00417-y.
  • WIESER, W., KRIEGL, C., ENGEL, C. & GOLDBRUNNER, J. (2019): Risk Control as a key to keep geothermal developments fundable.- EGEC, Proceedings, 5 p., Den Haag, The Netherlands, 11-14 June 2019.
  • VASVÁRI, V., MOLNAR, T. & KRIEGL, C. (2018): Grundwassermodell Aichfeld - Grundlagen der Grundwasserbewirtschaftung in einem inneralpinen Becken.- Österr. Wasser- und Abfallwirtschaft, 70, 3-4, 201-219.
  • PFLEIDERER, S. (HRSG.), GÖTZL, G., BOTTIG, M., BRÜSTLE, A. K., PORPACZKY, C., SCHREILECHNER, M., EICHKITZ, C., JUD., M., SACHSENHOFER, R., ZOSSEDER, K., CASPER, S., GOLDBRUNNER, J., KRIEGL, C., KOLMER, C. & DIEPOLDER, G.W. (2016): GeoMol - Geologische 3D-Modellierung des österreichischen Molassebeckens und Anwendungen in der Hydrogeologie und Geothermie im Grenzgebiet von Oberösterreich und Bayern.- Abh. Geol.B.-A., 70, 3-88 S., Wien.
  • KRIEGL, C., V. VASVÁRI & T. MOLNAR (2016): Grundwassermodell Aichfeld-Murboden. Grundlage für regionale wasserwirtschaftliche Planungen.- Wasserland Steiermark 2/2016, p. 21-25, Graz.
  • GOLDBRUNNER, J., C. KRIEGL & M. EISNER (2010): Die Geothermiebohrungen im Steirischen Becken.- bbr-Sonderheft 2010, p. 72-79.
  • SCHREILECHNER, M., KRIEGL, J. GOLDBRUNNER & C. SCHMID (2005): Räumliche Modellierung geophysikalisch-geologischer Daten zur Minimierung des Bohrrisikos.- In: GtV (ed.): Geothermische Jahrestagung 2005 Geothermie: Synergie und Effizienz, München, 16.-17.11.2005, p. 125-133.
  • KRIEGL, C. (2005): Tiefengrundwasser und tektonische Störungen. Grundlagen – Erkundung – Beispiele.- In: ÖWAV (ed.): Geothermieforum 2005 Ergebnisse und Perspektiven der Thermalwasser- und Geothermieforschung in den Ostalpen und den angrenzenden Becken, Graz, 9. - 10.03.2005, p.1–25.
  • VASVÁRI, V. & C. KRIEGL (2003): Determination of Hydraulic Properties in Fractured Aquifers in Austria.- In: Krasny-Hrkal-Bruthans (ed.): Proceedings of the International Conference on Groundwater in Fractured Rocks, Prague, 15–19 September 2003, p. 109 – 110.
  • KRIEGL, C., V. VASVARI & J. GOLDBRUNNER (2001): Deep drilling Längenfeld Thermal 2 - First hydrogeological results from a deviated well in metamorphic rocks of the Austroalpine Ötztal-Stubai crystalline complex, Tyrol.- In: K.-P. Seiler & S. Wohnlich (Ed.): Proceedings of the XXXI International Association of Hydrogeologists Congress Munich / Germany / 10-14 September 2001, Volume 2, p. 995-1001.
  • KRIEGL, C., H.P. HEISS & J. GOLDBRUNNER (2001): Hydrogeologie der Karbonatgesteine des Semmering-Mesozoikum zwischen Fuschtgraben und Veitschtal.- In: G.W. Mandl (Hrsg.) Arbeitstagung 2001 der Geologischen Bundesanstalt in Neuberg an der Mürz, 03.-07.09.2001, p. 291-292.
  • SACHSENHOFER, R.F., P. STRAUSS, M. WAGREICH, R. ABART, K. DECKER, J. GOLDBRUNNER, W. GRUBER, C. KRIEGL & C. SPÖTL (2000): Das miozäne Fohnsdorfer Becken - Eine Übersicht.- Mitt. Ges. Geol. Bergbaustud. Österr., 44, p. 173-190.
  • SCHUBERT, A. & C. KRIEGL (2000): Tracerversuch an der Geothermischen Dublette Straubing.- HydroGeoEvent 2000 in Heidelberg, Schriftenreihe der Deutschen Geologischen Gesellschaft, 12, p. 43.
  • BÖCHZELT, B., C. KRIEGL, J. GOLDBRUNNER (1999): Exploration of thermal groundwater from metamorphic rock aquifers in Austria.- In: F.-D. Vuataz. (Ed.): European Geothermal Conference in Basel 28.-30.09.1999, Bulletin d'Hydrogéologie N° 1, 2, p. 217-224.
  • KRIEGL, C. (1996): Beobachtung des Langzeit - Förderverhaltens von Mineral- und Thermalwassersonden.- In: 1. Fachkongress ExpoKur Graz 18.-20.04.1996, p. 75-77.

Mag.a Marlies Gold

  • employed at Geoteam since 1997
  • e-mail: This email address is being protected from spambots. You need JavaScript enabled to view it.
  • phone: +43 (0) 316 / 269 269 - 25
 

Education


  • Completed degree studies in geology at the University of Graz with a focus on historical and mathematical geology
  • Thesis: "Anwendungen geostatistischer Methoden in der Erdölgeologie" – “Application of geostatistic methods in petroleum geology”, supervised by Professor Karl Stattegger and Dr. Ludwig Gamsjäger

Responsibilities


  • Hydrogeological expert opinions (hydroelectric power plants, probability of success)
  • Geological/hydrogeological surveys (geothermal potential, balneology, feasibility studies)
  • Geological models
  • Interpretation of seismic data
  • Geostatistical evaluations
  • CAD-based editing and visualising of geological/hydrogeological data

6 Geoteam 15

Mag. Hans Peter Heiss

  • employed at Geoteam since 1996
  • e-mail: This email address is being protected from spambots. You need JavaScript enabled to view it.
  • phone: +43 (0) 316 / 269 269-26
 

Education


  • Completed degree studies in geology with a focus on genereal geology and remote sensing at the University of Graz.
  • Thesis: "Geologische Fernerkundung von ausgewählten Gebieten der Sulaiman Range und des Hindukush in Pakistan" - “Geological remote sensing of selected areas of the Sulaiman Range of the Hindu Kush in Pakistan”; supervised by Professor Buchroithner.

Responsibilities


  • Processing and editing of geo-information data in GIS
  • Feasibility studies
  • Hydraulic evaluation
  • Photogeological evaluation
  • Planning of boreholes
  • Drawing up of technical plans using CAD software
  • Marketing
  • Maintenance and support of the computer system at Geoteam