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at HxGN LIVE

2. Geosystems at HxGN LIVE
Riyadh metro project – Kingdom of Saudi Arabia
Clemens Tierie
Version Date: 26.4.15

3. Riyadh metro project
• 178 km
• 6 Lines
• 85 Stations
• 22 Billion dollar

5. First Viaduct Installed by Governor of Riyadh

6. FAST Line 4
Current Works Locations – Line 4
4G3
4G2
4G1
4E1
4D1
4C2
4C1
4B1
4A1
FSLM Precast ProductionFSLM Precast Production

7. Viaducts and Elevated stations

8. Line 5
North TBM Launching
Shaft/Depot
5C4 /
2C4
5C2
5C1
5B4
5B3
5B2
5B1
5A4
5A3
5A5
5A2
5A6
5A1 /
1F4
Central TBM Launching Shaft / Station
5B3
1st TBM assembling at Central Launching
Shaft
1st TBM assembling at Central Launching
Shaft

9. TBM – Line 5
5B2
5B1
5A4
5A3
5A2
5A6

10. Line 6
6D1/4C
2
6D2
6E1
6F1/2E1
6G1
6G2
6H1
6H2/3J1
FSLM / BCM Precast Yard
Viaduct Section 6.1.2
Viaduct Section 6.1.3
Station 6E1
Cut & Cover Section 6.2
Viaduct Section 6.2
Steel Cage for Pile – Viaduct 6.1.3Steel Cage for Pile – Viaduct 6.1.3
At Grade
Section 6.1
Cut & Cover Section 6.3 -
Barriers
At Grade
Section 6.2
Cut & Cover Section 6.4 -
Barriers

11. Line 6 Construction sites
Total length line 6 : 21.043 m
C&C Tunnel : 7.202 m
Viaduct : 12.419 m
At grade : 1.422 m

12. Elevated Stations (ELS)

13. C&C Tunnel Construction

14. Construction of pile cap

15. Creation of Permanent Reference Markers
Specifications:
Primary network:
• Spacing > 1000 meter
• Horizontal error between two points >
10mm
• Vertical error between two points 2.0
mm (loop misclosure)
15

16. Creation of Permanent Reference Markers
16

17. Installation of GNSS reference stations
17

18. Construction surveying
Requirements:
• High accuracy
• Proven technology
• Reliable supplier
• Reliable after sales organisation
• Quick response time in case of emergency
18

19. Construction surveying
19

20. Monitoring
20

21. Kumonos
21

22. Riyadh Metro Project – Questions ?
22

23. Thank You!