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Main Point of Presentation. Company profil Participation on the transport infrastructure modernisation Possible contribution to the Group competitivness improvement. 1991. STAVEBNÍ GEOLOGIE - GEOTECHNIKA, a.s. 1993. 51 % shares. SIMECSOL. 49 % shares.
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Main Point of Presentation • Company profil • Participation on the transport infrastructure modernisation • Possible contribution to the Group competitivness improvement
1991 STAVEBNÍ GEOLOGIE - GEOTECHNIKA, a.s. 1993 51 % shares SIMECSOL 49 % shares Group of managers and specialists of SG - Geotechnika a.s. 2002 ARCADIS – France EEG - SIMECSOL(54 % shares) Ownership
Important Figury Basic Information • Headquarters: Prague • Staff: 175 • Turnover: 9 000 000 Eur • Registered capital: 1 551 900 Eur • Capital structure: 54 % - Arcadis – France 46 % - manager and specialists of SGGT • Core business: - Consultancy, Supervision • Engineering Risks Management • Apllied Research in the fields of civil engineering, geotechnics, foundation of structures and enviromental protection
Engineering activity and geotechnical constructions design BRNO PRAHA Geophysics PLZEŇ Pavement and stone cladding works Geotechnical engineering SLOVAKIA Subsidiary Companies Mining engineeringRehabilitation of underground constructions OSTRAVA
Development of Total Revenues 1 Euro @31 CZK
Development of Equity 1 Euro @31 CZK
Participation of SG on the modernisation of the transport infrastructure • Prague urban traffic system • Motorways • Railways corridors
Prague ring traffic system Prague ring – part Řepy - Ruzyně
Prague ring traffic system City ring Mrázovka tunnels
Prague underground Prague underground
Prague underground Prague underground Prague Metro line IVC1 – single-track Metro tunnel tube ready for launching under the Vltava River
Prague underground Kobylisy – large-scale undergroundcavern in difficult geological condition Kobylisy – single-aisle metro station before and today
Motorways D8 motorway – Panenská tunnel Olomouc road ring D5 motorway – Valík tunnel
Railways corridors Railways corridors
Railways corridors Railways corridors Modernization of the 1st railway corridorMlčechvosty tunnel face – approach retaining wall from reinforced soil Modernization of the 1st railway corridor rehabilitation of Mariánská skála Modernization of the 2st railway corridorBřeclav - Hodonín – landslide rehabilitation
Possible contributions of SG - Geotechnika, a.s. to the improvement of the competitivness of the Group Special technologies • Reinforced soil structures • Matematical modeling of geotechnical problems • In situ testing and measurement
Special technologies - VELKÁ VRANČA - HRDINKA ROAD Special technologies - VELKÁ VRANČA - HRDINKA ROAD • Activities • design of reinforced embankments • design of spacing and length of nails • supervision over formations execution • operative modifications • of reinforcement according to local conditions • installation of extensometers for geosynthetic reinforcement stretching monitoring • evaluation and interpretation of measurements
Kněžice - Bridge Reconstruction • Activities • construction-technical survey preparation • construction design preparation • execution of works
Chabařovice - Landfill Chabařovice - Landfill Project Description Expert assessment of Chabařovice landfill deformations and rehabilitation measures proposal Activities • additional IG survey • stability and deformation assessment of the northern slopes of the landfill • design of slope securing in several variants - pile wall, stabilizing fill
Possible contributions of SG - Geotechnika, a.s. to the improvement of the competitivness of the Group In situ measurement • Tunnel monitoring • Georadar • Laser scanner • Database monitoring system BARAB
D8 Motorway – Panenská Tunnels D8 Motorway – Panenská Tunnels • Activities • complex geo-monitoring • geological documentation of faces • convergence and extensometric surveying • geodesic surveying of portals and surface subsidence • measurement of stress in primary lining • measurement of tension at the rock primary lining interface • surveying of primary and secondary lining shape • surface objects passportization • geotechnical supervision • consulting services for the investor
In situ measurements Georadar • Bridge structure filling material diagnostics using a combination of non-destructive geophysical methods • seismic tomography • georadar
In situ measurements - Laser scanner Digital model of the massif part intended for removal – basis for volume calculation View of supporting poles of the crypt in form of point cloud Expanded part of the surveyed tunnel lining – color differentation of heights - map of deviations from the design Display of a part of Fontain tunnel as a point cloud
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