UNDERGROUND EXPERTISE

 
Underground research for the final disposal of the low and intermediate radioactive waste from nuclear power plant and the construction of the National Radioactive Waste Repository
2005-2016
Bátatom researchdevelopment and service Ltd. Public Limited Company for Radioactive Waste Management (PURAM Ltd.)
$ 38.517.495
  • Underground geological exploration.

  • Contruction of underground storage chambers and associated surface facilities.

  • Overground geological exploration and monitoring system installation and operation.

Services provided:​

  • Composition of required environmental assessments for environmental studies

  • Compiling environmental impact studies, authority licensing

  • Administration of the official authorizations related to overground and underground research objects such as wellboring, tunneling, overground facilities, overground sites, cavity system facilities (e.g rock landfill)

  • Preparation of construction and operational plans for overground and underground research objects (such as well-boring, tunneling, overground facilities), overground sites, cavity system facilities (water treatment and drainage structures /sump, pump pit, pump chamber, water treatment chamber, emergency sump, technological water intake area ect./)

  • Implementation of surface prospecting (well-boring, in-situ investigations, drilling core documentation and investigation); - Tunneling (inclined shaft, research chamber, technological chamber, sump, large cross-section tunneling), rock landfill operation; - Geological, tectonical, geotechnical, hydrogeological and geodetic documentation related to tunneling

  • Underground well-boring, drilling technical supervision, complex well logging, packer hydrologic tests (one packer tests, excavation damaged zone investigations), rock mechanical measurements (fracturing, doorstopper cell and CSIRO-HI cell rock stress measurements), water sampling, multipacker monitoring system installation, examination of interaction between boreholes

  • Geological, tectonical and geotechnical documentation of drilling cores; sampling; mineralogical-petrographical (thin section, SEM, XRD, DTA), geotechnical (CT, uniaxial compressive strength, Brasil tensile strength, shear strength, elastic parameters, failure limit curve, rheological properties), petrophysical (grain size distribution, water content, bulk density, triaxial tests, rheological parameteres, shear box tests, tensile strenght, surface roughness tests, hydraulic conductivity, odometer tests, spot strenght) and geochemical (majorand trace element chemistry) examinations

  • Excavation damaged zone investigation with tunnel wall geophysic method (acoustic, georadar)

  • Geoelectric screening and seismic velocity tomography investigations between tunnels

  • Laboratory investigaton of porosity and conductivity of shotcrete, screed and unfilled mining areas; - Probe drilling with Lugeon tests

  • Examination of the mechanical effects of the tunneling (installation, measurement, operations): deformation measuring triangles, extensometric systems, reverse-head extensometer, optical convergece measuring sections, printed bar and pulled tape convegence sections, stress change measuring CSIRO-HI systems, shotcrete stress measuring, rock bolt stress measuring, active seismo acoustic detection systems

  • Water flow prevention with gapfilling injections

  • Underground gamma spectrometric investigations

  • Paleomagnetic measurements of tunnel samples

  • Installation and operation of surface monitoring systems (water flow measuring station, weather station, observation well monitoring, piezomettric bore holes, multipacker bore holes, water quality investigation, geodetic monitoring, seismological monitoring, radiometrical monitoring); - Installation and operation of underground monitoring systems (multipacker system, baseline and mine safety monitoring elements, underground water flow measurements, geotechnical monitoring systems).

  • Processing of the research results, evaluation reports, specialty studies and reports, research reports; - Maps and 3D models (geological, hydrogeological, rock mechanical, mining)

  • Overground and underground visitor area construction

  • Supervision of project promote investment activities

  • IT support (web portal, edocument storage, database management, GIS system develop, data processing of additional activities, data processing of handwritten documents, 3D modell maintance)

  • Isotope migration studies, hydro-mechanical test

  • Evaluation of geodynamic conditions on the basis of radar interference measurement results

 
Underground radioactive waste storage site selection research in the Mecsek (Mecsek Ore Mining Company own founding)
1989-1991
self-funded
$ 155.310
  • The main task of the first phase of the site selection research program was the aptitude test (geological, hydrogeological, seismic and rock mechanical) of the formation and the geological environment. The program has been implemented taking into account the international experience and standards.

Services provided:

  • Overground (2x1200 m) and underground (1x350 m) core drilling and examination

  • Research tunnel construction (tunneling and drilling) and geological documentation

  • Analysis of the geotechnical and mining engineering preconditions

  • Examination of the asocial preconditions; social acceptance; informing the local people

ALFA-Project. " Information processing and interpretation of the underground storage site selection research in the Mecsek" OMFB tender (IKM and MÉV Y20462/92 R & D contract)
1991-1992
Hungarian Ministry of Industry and Trade (IKM)
$ 65.170
  • Summary and interpretation of the existing data and research results (geological, hydrological, hydrodinamic, seismic, tectonic, engineering geological, technical and economic).

Services provided:

  • Underground core drilling and examination

  • Tunneling

  • Evaluation and interpretation activities

 
(H301M-4- 1/93/k, H301M-4- 19/94 contracts between PA Ltd. And MÉV)
1993-1995
Nuclear power plant of Paks Ltd. (PA Ltd.)
$ 450.520
  • Coordination of the construction and research of the underground research laboratory for a final deep storage of radioactive waste in the Boda Siltstone Formation.

Services provided:

  • Tunneling

  • Overground and underground core drilling and examination

  • Overground and underground geological documentation and evaluation (drilling cores and tunnels)

  • Mineralogical, petrographical and geochemical examinations

  • Hydrogeological examinations

  • Rock mechanical in situ measurements (in tunnel and drilling holes) and laboratory tests

  • Geophysical examination (for example: geodynamic, microseismic, temperature-chain, loosening, gamma spectrometric measurements etc.)

 
BAF Shortterm research program (RTP) (concluded between PA Ltd.-PURAM – Mecsek Ore Mining Comapny – Mecsekérc Environmenta l Protection Plc.)
1995-1998
Nuclear power plant of Paks Ltd. (until july 1998) after Public Limited Company for Radioactive Waste Management (PURAM)
$ 2.125.560
  • Volume 1: G. Földing; L. Kovács; J. Hideg: Underground and surface exploration facilities implemented during the Short Term Program -

  • Volume 2: Gy. Majoros: Large scale geological investigations, development of the regional tectonics and sedimentological model

  • Volume 3: G. Hámos: Geological documenting works aiming the cognition of the BCF

  • Volume 4: Z. Máthé: Mineralogical, petrographical, petro-geochemical and isotope transportation investigations

  • Volume 5: J. Csicsák; G. Földing: Hydrogeological, hydro-geochemical investigation program

  • Volume 6: L. Kovács: Geomechanical, geotechnical investigation program

  • Volume 7: Zs. Berta: In situ and laboratory geophysical investigations

  • Volume 8: Z, Nagy: Collecting of archive data, development of an informatical system and database.

  • Volume 9: L. Kovács: Overview volume

Services provided:

  • Tunneling

  • Overground and underground core drilling and examination

  • Overground and underground geological documentation and evaluation (drilling cores and tunnels)

  • Mineralogical, petrographical and geochemical examinations

  • Hydrogeological examinations (for example: hydrodinamical and interferometric investigations)

  • Rock mechanical in situ measurements (in tunnel and drilling holes) and laboratory tests

  • Geophysical examination (for example: geodynamic, microseismic, temperature-chain, loosening, gamma spectrometric measurements etc.)