1. MONITORING ON TUNNEL CONSTRUCTION IN CZECH REPUPLIC

2. 1. DESIGN  monitoring dimensions and instrumentation 2. MONITORING OFFICE  data operating (archiving, sharing)  measurement interpretation - results 3. MONITORING PANNEL  monitoring conclusions (1 per week min.)  design and technology back analyses 4. SPECIAL MODE  building under passing  public relation and cooperation with building's users Monitoring

3. 1.HIGHWAY TUNNELS  Valík (D5 - Plzeň)  Panenská (D8 – Krušné Hory)  Libouchec (D8 – Krušné Hory)  Klimkovice (D47 – Ostrava) 2.RAILWAY TUNNELS  Krasíkov I a II (3. Transit corridor)  Malá Huba, Hněvkovský I, II (3. Transit corridor)  The New Junction (Prague)  Březno (Chomutov) 3. METRO  Line IV.C 4.PILOT TUNNELS  Prague’s highway ring  Brno’s road inner ring

4. Basic data: - tunnel lengthLTT= PTT= 330 m - cross section 125 m 2 154,25 m 2 emergency pits - cut and coverLTT 50 m PTT 60 m SG – Geotechnika provides:  geotechnical supervision  monitoring office  monitoring instrumentation - extensometerers - leveling on surface - portal deformation - tens meters (prim. lining) - tensometers (final. lining) - pressure cells - convergence Tunnel Valík

6. Basic data : - tunnel length LTT= PTT= 2000 m - cross section 85 m 2 125 m 2 emergency pits SG – Geotechnika provides :  geotechnical supervision  monitoring office  monitoring instrumentation - extensometerers - leveling on surface - portal deformation - tens meters (prim. lining) - pressure cells - convergence - seismic and acoustic measurement Tunnel Panenská - hydrogeology - basic data on buildings - 3D scanner Cyrax

7. Tunnel Panenská

9. Basic data:- tunnel length LTT= PTT= 860 m - cross section154,25 m 2 - cut and cover Ostrava portal 50m Brno portal 170 m Join venture - Monitoring Tunnel Klimkovice:SG-Geotechnika a.s. GeoTest Brno a.s. Inset, s r.o. SG – Geotechnika provides: - geotechnical supervision - monitoring office - monitoring instrumentation - extensometers - convergence Tunnel Klimkovice

12. Basic data: - tunnel length 1020 + 120 m - cross section 95 – 120 m 2 SG-Geotechnika provides:  client technical supervision  geotechnical supervision  monitoring office  monitoring instrumentation - extensometers - leveling on surface - portal deformation - convergence - basic data on buildings - 3D scanner Cyrax Tunnels Krasíkov I &II

16. Basic data: - tunnel length 380 + 120 + 420 m - cross section 95 - 120m 2 SG-Geotechnika provides:  client technical supervision  geotechnical supervision  monitoring office  monitoring instrumentation - extensometers - leveling on surface - portal deformation - convergence - basic data on buildings - 3D scanner Cyrax Tunnels Malá huba, Hněvkovský I, II

18. Basic data: - tunnel length : SO 09 – double track tunnel - 970 m SO 13 – double track tunnel - 1335 m - 2 x single track tunnel - 65 m - cross section : 62 m 2 - 97 m 2 Join venture:SG-Geotechnika a.s. Inset, s r.o. SG-Geotechnika provides : - geotechnical supervision - monitoring office - monitoring instrumentation - extensometers - inclinometers - building inclination (tilt meter) - building cracks measurement - convergence - geology - hydrogeology Metro IV. C (Ládví – Letňany)

19. Metro IV. C

20. Fartak tunnels, Republic of Yemen

21. Basic data: - nr.of tunnels:4 (T1,T2,T3,T4) - tunnels length:1535 + 1015 + 250 + 320 m - cross section 95-115 m 2 - excavation methodNRTM Client:Kuwait Arab Fund Builder:General Directorate of Roads, Republic of Yemen Contractor:YERTAS, Turkey Consultant:RENARDET s.a., Italy - Yemen Fartak tunnels, Republic of Yemen

22. Fartak tunnels

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