2013 – 2015: Colossus Minerals: Serra Pelada Gold, Platinum and Palladium Mine: Senior Engineering Geotechnician and Hydrogeologist.
Geotechnical leadership:
- Geotechnical leadership to develop and maintain the ground control program at Serra Pelada Mine
- Support & coordination of mining engineering, development and production activities as
- Mine Design & optimization, Mine Scheduling, Strategic Planning, Ventilation
- Modeling & Design
- Co‐ordinate and leading geotechnical & hydrological projects & continuous improvement initiatives
- Co‐ordinate the training and development of technical staff – with a strong emphasis on safety,
- Technology, utilization of best practice technical standards
- Preparation and management of contracts as required
- Support mining cost estimation, financial analysis & cost control activities
- Lead technical evaluation of new products & technologies
- Procedural review & implementation
- Provide technical information to satisfy applicable legislative provisions, license applications &
- Technical Reports
- Software and systems evaluation & implementation
2013 – 2014: Colossus Minerals: Serra Pelada Gold, Platinum and Palladium Mine: Senior Engineering Geotechnician and Hydrogeologist.
2012 – 2013: Hatch Engineers and Consultants Ltd, Projects: Several proposals and Consulting in hydro power and mining projects in Chile and Peru, 2012 – ongoing. Geomechanic and tunnelling Manager with Hatch – Chile.
2012 – 2013: Hatch Engineers and Consultants Ltd, Projects: Serra Pelada Gold mine project, Colossus Minerals, Brazil. Hydrogeological and geomechanic/tunnelling management.
2012 – 2013: Hatch Engineers and Consultants Ltd, Projects: Several proposals and Consulting in hydro power and mining projects in Chile and Peru, 2012 – 2013. Geomechanic and tunnelling Manager Hatch – Chile.
2000 – 2001: Drinking Water (mineral water) Search, Salzburg, Austria; Employer: Geotechnical Engineering Dr. G. Neuhuber; Client: Water Supply Authority Salzburg; Location: Dorfbeuern, Salzburg; Subject: Drilling campaign in artesia water regime (depth of 150 m) , drink and water supply of 4 municipalities, Municipals Water Supply Salzburg; Charge: Geohydrological investigations and consultancy during exploration drilling (core drilling), pumping tests, field mapping, etc.
2000 – 2001: Seeping Drilling Campaign, Investigation for Ground Water Pump Assessment: Employer: Geotechnical Engineering Dr. G. Neuhuber; Client: Sony, DADC, Naive Salzburg, Austria; Location: Dorfbeuern, Salzburg; Subject: Municipal water supply, sewage; Charge: Geohydrological investigations, economical efficiency analysis, site supervision, hydro geological consultancy.
1994 – 2010: Permeability Studies, Hydro geological Investigation, Base Sealing of Waste Dumps,
Employer: Geotechnics and Engineering Consultancy, Dr. G. Neuhuber
Client: Dump Solvay Company, Traunkirchen, Austria
Location: Traunkirchen, Austria; Subject: Geotechnical evaluation, soil mechanics, assessment and search of waste location, documentation, reports.
1993 – 2016 Search of New Drinking Water Wells, Salzburg, Austria: Employer: G. Neuhuber; Geotechnics and Engineering Company; Client: Austrian Road Association, several county governments; Location: Austria; Subject: Water supply pipe/ water supply; Charge: Geohydrological investigation programme and consultancy during exploration drilling, reports, geological documentation, technical consulting.
1992 – 2001: Hydro geological Investigations for Environmental Protection of Drinking Water (Karstwater) Areas, Water Group Austria: Employer: Geotechnical Consultancy Dr. G. Neuhuber; Client: several counties and districts of Austria; Location: Salzburg, Upper Austria, Carinthia, Styria, etc. Subject: Geophysical investigation (hydrological tests, core mapping, pump testing), site supervision, geophysical investigations and geotechnical interpretation, assessment of spring protection areas, carrying out of tender documents for Water Authorities and Water Supply Group.
1992 – 2001: Water Juridical Submission, Elevation of Drinking Water Areas, Consultancy for Water Group Austria: Employer: local governments: Dr. G. Neuhuber Geotechnical Consultancy; Client: several counties and districts of Austria
Location: Salzburg, Upper Austria, etc. Subject: Water (re)search, geophysical investigation (hydrological tests, core mapping, pump testing), site supervision, geophysical investigations and geotechnical interpretation, assessment of spring protection areas, carrying out of tender documents for Water Authorities and Water Supply Group. Permanent consultancy service during 1992 – 2001, economic – efficiency analysis.
1992 – 1996: Drinking Water and Benefit Water Supply: Employer: local governments/ Neuhuber, G. Neuhuber, Geotechnical Engineering; Client: Water Supply of the Municipality of St. Martin im Innkreis; Location: St. Martin, Austria, EU
Subject: Drilling campaign for a drinking water and water supply; Charge: Geohydrological investigations and consultancy during exploration drilling (core drilling), pumping tests, field mapping, etc.
1995 – 2010: Georisks and Hazard Evaluation for different municipalities e.g.: Wernstein, Lengau, Tarsdorf, Austria, Employer: Geotechnical Engineering Consultancy, Dr. G. Neuhuber; Client: municipality Wernstein, Lengau, Tarsdorf; Location: Wernstein, Austria; Method: Soft ground excavation, rock blast in order to enlarge county roads, water pipes, adjust and support talus cuts, slope stabilisation, etc. Charge: Geological – geotechnical investigations, risk assessment and evaluation of geological hazards, slope engineering, site supervision, permanent consultancy works and geotechnical management on slope support measurements and monitoring. experience with blasting, tunnel ground support with rock bolts, shotcrete, and cast-in-place concrete linings.experience with blasting, tunnel ground support with rock bolts, shotcrete, and cast-in-place concrete linings.
1992: Geotechnical Mineralogical Investigation, (Waste) Dump Frohnwieser, Austria: Employer: Dr. Dieter Bechtold; Client: Waste Association, Villach, Austria; Location: Villach, Austria, EU; Subject: Hydro geological and geotechnical assessment for dump location; Charge: Evaluation of dump location (density, permeability, dump related geotechnical studies), assessment of vertical core drilling, site supervision, hydro geological consultancy.
1993 – 1994: Geotechnical Assistance and Hydro geological Site Supervision: Employer: Dr. Dieter Bechtold
Client: Civil Advisory Board Dump Hörndlholz, Reeds, Location: Wernstein, Kuchl, Salzburg, Austria. Subject: Hydro geological and ground investigation in order to search dump location Hydro geological consultancy and site management, core mapping, hydro geological testing, expert’s reports.
1992: KAPUZINERBERG Auto Parking Cavern Chambers, Salzburg-City, Austria: Charge: Geological mapping, definition of rock support, monitoring, reports, construction/ excavation method: NATM, road header machine, excavator; Geology: Limestone, banked dolomite.
- Oberflächenentwässerung BV Reihenhausanlage Linz-Ebelsberg: Beratung, Untergrundbeurteilung, Sickerversuchsberechungen; für DI Forster Roland 2019
- Oberflächenentwässerung BV Lienbacher GmbH BV Neubau Lagerhalle: Beratung, Untergrundbeurteilung, Sickerversuche; 2018 – 2019 und laufend
- Oberflächenentwässerung BV SCHERZER-STOCKNER, Kirchberg bei Mattighofen; 2018 – 2019
- Oberflächenentwässerung Firma HAAS GmbH, Neufelden; 2015
- Oberflächenentwässerung Firma RanTRANS GmbH, Neufelden; 2015
- Oberflächenentwässerung Firma PLATZER, Lengau; 2015
- Oberflächenentwässerung Firma LEITNER; Lengau – Friedburg 2015
- Oberflächenentwässerung Firma ESCHELBÖCK, Prambachkirchen; 2014
- Oberflächenentwässerung Firm EVG GmbH St. Florian am Inn; 2014
- Oberflächenentwässerung Firm RIEDEL GLAS GmbH, Schneegatern; 2013 – 2015
TUNNELBAU:
2010 – 2012: Highway Tunnel CALDECOTT, California, USA, Geological – Geotechnical Investigations, length: 1.000 m Geological and geotechnical management and media referent (TV, radio, press etc.) for Gall Zeidler Consultants, LCC Geotechnics/Tunnel Design/Engineering, Client: CalTrans, USA; Location: San Francisco, California, USA; Method: NATM, two-lane ramp tunnels (approximately 120 m2 excavation and 7 cross passages) in urban area highway 21 in clay, silt and fill material, volcanic dikes and Tertiary sediment rocks (sandstone, Conglomerates, siltstone, chert, shale). Design of excavation and support sequence, instrumentation and monitoring program, shotcrete and concrete lining as well as the waterproofing system. Construction requires utilization of various ground improvement and specialty construction techniques including horizontal and vertical pipe dewatering and groundwater cut-offs. Geotechnical evaluation of the rock and soil conditions anticipated, preliminary design assistance, geological engineering consultancy during construction, tunnel mapping, monitoring engineering, part time site supervision, final geotechnical report (tunnelband), conservation evidence for the owner.
2008/2009: Preinvestigation work together with project leader DI PALFINGER to the EP’s project or in the study phase Offering for the construction company Camargo Correa – Chile: To explore area celebration in the project area Alto Cachapoal/Chacayes, as far as possible the geologic relations or the geotechnical basic conditions in the area of the tunnel routes „Chacayes“ and „Cipreses“ and to compare the won knowledge to the present, geotechnical information of the engineer’s company Arcadis – Geotécnica or to complement. Certificate delivery December, 2008/Januray 2009.
2007 – 2008: Security examination work copper mine CHILE CODELCO together with project leader DI PALFINGER ZUBLIN (foreign control): copper mine Teniente: the biggest subterranean copper mine of the world, approx. 80 km of hall‘ of Santiago de Chile
2007: Consultation work in Chile supporting for project leader DI PALFINGER ZUBLIN (foreign control): Hydroelectric power plant project Quilleco consisting of tunnel (diameter 10 m, length in 3000 m), canal with rectangle cross section to be concreted (length in 2.000 m), in hardened tuffs, tuffits (transferred volcanic ashes and black loose-stored ashes to vulcanoclastic series (partly rock-like hardened), power plant house in volcanic ashes, tuffits and river depositions (sand, gravels, blocks).
2005 – 2009: Highway Tunnel TRAUNKIRCHEN, Geological Geotechnical Investigations, length: 2.000 m: NATM, design for two-lane ramp tunnels (approximately 100m2 excavation cross section area) in urban area and rail yard in clay, glacial silt and fill material and karstic carbonates. Design of excavation and support sequence, instrumentation and monitoring program, shotcrete and concrete lining as well as the waterproofing system. Geotechnical evaluation of the rock and soil conditions anticipated, preliminary design assistance, geological engineering consultancy during construction, tunnel mapping, monitoring engineering, part time site supervision, final geotechnical report, conservation evidence for the owner.
1999 – 2002: Railroad Tunnel BLISADONNA: double track length: 2.000 m, cross section: 95 – 110 m²: NATM (New Austrian Tunnel Method), Drill and Blast, soft ground excavation, geotechnical evaluation of the rock and soil conditions, site supervision and geological engineering consultancy during construction, tunnel mapping, monitoring engineering, hydro geological consulting and conservation of evidence (dwells and springs near tunnel alignment), final geotechnical report, trouble shooting and tunnel task force management caused by heavy collapse (mud avalanche) which stopped tunnel works for months because of extremely difficult geological conditions, huge fault zones in heavily tectonized Alpine rock mass, extremely challenging tunnel project.
1996 – 2009: MICRO TUNNELING and GEORISK EVALUATIONS: VOGGENBERG and ULM: Micro tunneling; Waste Water Supply; Geotechnical Engineering Consultancy, Dr. G. Neuhuber; Micro tunneling, soft ground excavation; Geological – geotechnical investigations, risk assessment and evaluation of geological hazards, slope engineering, site supervision; Intensive experiences with blasting, ground support with rock bolts, shotcrete, and cast-in-place concrete linings was needed because the micro tunnels (two lines crossed the main railway route of DB (German railway company for N – S).
1996 – 1999: Railroad Tunnel (double track), KAPONIG tunnel, double track length: 6.000 m, tunnel section: 105 m2 : NATM (New Austrian Tunnel Method), Drill and Blast, TBM; design for three-lane ramp tunnels (approximately 180m2 excavation including rock caverns) cross section area) in tilled area and rail yard in clay, tillits, organic silt and fill material, phyllits, schists and hard rock (gneiss). Design of excavation and support sequence, instrumentation and monitoring program, shotcrete and concrete lining as well as the waterproofing system. Construction required utilization of various ground improvement and specialty construction techniques pipe dewatering system and groundwater cut-offs (secant jet grout walls and slurry walls etc.). Geotechnical evaluation of the rock and soil conditions, site supervision and geological engineering consultancy during construction, tunnel mapping, monitoring engineering, final geotechnical report.
1996 – 1999: Highway TUNNELS KLAUS – ST. PANKRAZ, Pyhrn Highway, Austria, 4.000 m: NATM, Drill and Blast; Geological documentation, hydro geological mapping, flow rates recording and piezometer records, conservation of evidence of springs located near tunnel, etc.
1996 – 1998: Railroad Tunnel (double track), OCHENIG tunnel, railway high speed tunnel, 6000 m, tunnel section: 100 m2: Charge: NATM tunnel including rock caverns) used with six different support categories including rock reinforcement and pre-support elements including pipe arch canopies. Provide integrated on-site NATM consulting and controlling services to the contractor, shop drawings for excavation and support sequences, portal canopy, waterproofing and final linings, ground structure interaction analyses, and evaluation of NATM instrumentation and monitoring results.
Senior Geological Engineer, design assistance – redesign of tunnel sections, construction supervision, geotechnical evaluation of the expected ground conditions, rock mass classification (Q-system due to Barton/Lunde), definition of the rock support, geotechnical expertise of ground behavior.and tunnel methods during construction, conservation of evidence of the springs and dwells near tunnel alignment.
1995 – 1996: Highway Tunnels SONNSTEIN, Geological – Geotechnical Investigations, length: 3.000 m: NATM: design for two-lane ramp tunnels (approximately 110m2 excavation cross section area) in urban area and rail yard in clay, organic silt, fill material and karstic carbonates. Design of excavation and support sequence, instrumentation and monitoring program, shotcrete and concrete lining as well as the waterproofing system. Construction required utilization of various ground improvement and specialty construction techniques including horizontal and vertical pipe dewatering system and groundwater cut-offs using secant jet grout walls and slurry walls. Geotechnical evaluation of the rock and soil conditions anticipated, preliminary design assistance, geological engineering consultancy during construction, tunnel mapping, monitoring engineering, part time site supervision, final geotechnical report, conservation evidence for the owner.
1989 – 1991: Selected projects in Tunnel works, planning and construction: Railroad/Transit ACHBERGTUNNEL, Highway Tunnel, Salzburg, Austria, 1.500 m, cross section: 75 m²; twin NATM tunnel for the Austrian Street Authority in gravel, silt and sandy materials, including two cut-and-cover sections using the canopy construction technique. Design of excavation and support sequence, instrumentation and monitoring program, shotcrete and concrete lining as well as the waterproofing system. Construction required utilization of various ground improvement and specialty construction techniques including a horizontal pipe dewatering system and groundwater cut-off using secant jet grout walls and slurry walls. Geological mapping, rock mass classification, definition of the rock support in accordance with the client’s site supervision team, monitoring (anhydrite) and other swelling minerals (“Haselgebirge”)
KRAFTWERKSBAU:
2008: Investigations for Camargo Correa: bid analysis for METRO removal in Santiago City – preview and paper controllings at the office of Camargo Correa in Santiago.
1993 – 1996: KW HINTERMUHR, Hydro electric project, Austria: Client: Salzburg AG (Energy Supply Company Salzburg); Location: Muhr, Hintermuhr, Rotgüldensee, Salzburg, Austria
Construction Method: NATM, TBM (hard rock tunnel boring machine); Geology: Marmols, granite, gneisses, schists, shales (Pennin, Unterostalpin); Charge: Single NATM tunnel (approximately 90m2 excavation cross section area) Design of excavation and support sequence, instrumentation and monitoring program, shotcrete and concrete lining as well as the waterproofing system. Construction required utilization of various ground improvement and specialty construction techniques including a horizontal pipe dewatering system and groundwater cut-off using secant jet grout walls and slurry walls. Geological mapping of the diversion tunnel “Silbereckstollen”, 2.700m; Geological mapping of the cable tunnel, length: 2.700 m. Geological mapping in sections of the diversion tunnel, length: 5.000 meters. Geological mapping of the dam area; Supervision of geotechnical measurements (Monitoring); Slope engineering and risk management around the dam.
1993 – 1996: KW REMSACH, Hydroelectric Power Plant Project, Remsach, Austria, 8.000 m: NATM, TBM, Drill and Blast; provided integrated on-site NATM consulting services to the contractor, shop drawings for excavation and support sequences, portal canopy, waterproofing and final linings, ground structure interaction analyses, and evaluation of NATM instrumentation and monitoring results. Intensive experiences with blasting, ground support with rock bolts, shotcrete, and cast-in-place concrete linings.
2000 – 2007: Geothermal Search, Deep drilling campaign: 1.700 m depth for Thermal Water in St. Kanzian Carinthia Austria, Salzburg, Austria: Employer: Geotechnical Engineering Dr. G. Neuhuber; Client: Water Supply Authority Carinthia, Klopein Thermal AG; Location: St. Kanzian, Carinthia, Austria; Subject: Drilling campaign in Thermal water regime (depth of 1700 m), drink and water supply and Supervising and Controlling of the Geophysical Programme; Charge: Geohydrological investigations and consultancy during exploration drilling (core drilling), pumping tests, development devices, field mapping, etc.
1992 – 2001: Feasibility Study and preparing of tender Documents/ Technical Specifications/ Bills of quantity of Geothermic Energy projects, Warm Pumps, Environmental Water: Employer: G. Neuhuber Geotechnical Engineering; Client: Civil Engineers and several construction companies; Location: Wolfgangsee, Attersee, Traunsee, Austria; Subject: Planning, design, site supervision, hydro geological consultancy, juridical submission of certificates and tender documents, reports.
1990 – 2016: Hydro geological Investigation and Elaboration of Tender Documents for Water Supply/ Thermo Pump Projects: reports to get permissions by law Employer: Geotechnical Consultancy Dr. G. Neuhuber Client: Water Supply Group of Salzburg, Austria Location: City of Salzburg Subject: Geological investigations, core mapping, technical consultancy, reports.
2004: Waste Area (old dump deposits) Elevation, Mapping, Ground Investigation: Employer: Geotechnical Consultancy, Dr. G. Neuhuber Client: Government of Upper Austrian County. Location: Braunau, Austria; Subject: Old (waste) loads investigation and management, documentation, consultancy, reports. Permanent consultancy during 1992 – 2001, economic – efficiency analysis.
2002 – 2007: EU Project SUCCESS (ICA4-CT-2002-10007): Sustainability work in China: 5 provinces together with scientist from all over Europe and USA: Sustainable future scenarios for seven Chinese settlements are the main objective of SUCCESS project. Charge: Geohydrological and geotechnical investigations and consultancy to help small town’s improvement in Water systems, against sliding hazards and install possible alternative energy systems – together with Institute of Risk Management University of Vienna, OIKODROM, AIT Seibersdorf Vienna.
1996: Investigations for Environmental Protection of Drinking Water Areas, Community Water Supply St. Georgen ; Employer: Geotechnics and Consultancy Dr. G. Neuhuber Client: Water Supply Association, Municipality/ Community St. Georgen; Location: Upper Austria; Subject: Geophysical investigation (hydrological tests, core mapping, pump testing), site supervision, geophysical investigations, economic – efficiency analysis, carrying out of tender documents, preliminary design, technical specifications.
1994: Dump Location, Hehenberg Construction, Rubble Dumps, Austria: Employer: local government; Client: Municipality of Wernstein; Location: Wernstein, Austria. Subject: Geological and geotechnical Consultancy, site investigation, documentation, reports.
1991 – 1994: Dump Location Search, Steyr, Upper Austria: Employer: Dr. Dieter Bechtold, Client: District of Braunau – Steyr Gmunden, Cooperation; Location: Braunau, Steyr, Gmunden; Subject: geological hydro geological investigation works, geological mapping, geotechnical labour testing.
1991 – 1994: Dump Location Search, Steyr, Upper Austria: Employer: Dr. Dieter Bechtold, Client: District of Braunau – Steyr Gmunden, Cooperation; Location: Braunau, Steyr, Gmunden; Subject: geological hydro geological investigation works, geological mapping, geotechnical labour testing.
Geologische Exkursionen:
- USA – Canada 1998 – 2012
- Chile 2005 – 2018
- Brasilien 2014 – 2016
- China 2003 – 2016
- Nepal 2005
- Namibia 2009
- Peru – Chile – Argentinien 2014
Geologisch – geotechnische Gutachten für:
- Private
- Gemeinden
- Behörden
Gerichtsgutachten für:
- BG Grieskirchen
- BG Vöcklabruck
- LG Steyr
- BG und LG St. Pölten
- BG Traun
- LG Krems
- LG Linz