The region’s only event dedicated to designing, planning and delivering sustainable bridges
Following the phenomenal success of IQPC’s global Bridges series, including two regional summits, we are delighted to announce the third Bridges Middle East summit will take place under the patronage of Abu Dhabi Municipality and the official support of Ministry of Public Works, Kuwait on 24-27 October 2010 in Abu Dhabi.
For more information visit www.bridgesme.com
2. • Bridges in the region
• Qatar-Bahrain Causeway
(the latest & greatest)
• Design and construction issues
• Introduction of rail
• Technical challenges
Introduction 2
3. Bridges in the Region
Bridges Middle East Conference 2009
3
4. Typically: Notably:
• Water crossings • Abu Dhabi
• Connect population centres • Dubai
• Access key infrastructure • Bahrain
Bridges in the Region 4
5. Drivers:
• Economic growth
• Population growth
• Urban expansion
• Development of major
infrastructure
• Increasing traffic
Bridges in the Region 5
6. Abu Dhabi
Sheikh Zayed Bridge
Saadiyat Island Bridge (Sheikh Khalifa Bridge) Hodariyat Bridge
Bridges in the Region 6
7. Dubai
Business Bay Bridge
Garhoud Bridge Palm Jebel Ali Crescent Bridges
Dubai
Metro
Sheikh Rashid bin Saeed Crossing (6th Crossing)
Bridges in the Region 7
15. Large Marine Site
• Pre-cast solution adopted:
– To limit offshore operations
– To maintain control over quality & safety
• Design closely linked to construction methods
• Design-Build approach adopted
• Allows fast-tracking of schedule
Design and Construction issues 15
16. Material:
• Volumes required
• Need to ensure
– Consistent quality
– Reliability of supply
• High import content
• Marine Borrow
• Durability considerations
Design and Construction issues 16
17. Concrete Durability: Options
• Stainless steel
• Corrosion inhibitor
• Coating
• Cathodic Protection
• Extent of splash zone
Design and Construction issues 17
18. Eurocode:
• One of the first projects to use
• Europe-wide code for bridge design
(road/rail) from 2010
• Option of factored loads or 3rd party
checks
• Reliability & Consequence Classes
Design and Construction issues 18
19. Alignment at Landing Points
Influenced by:
• Archaeology (Qatar)
• Competing land use (Bahrain)
• Stakeholder Requirements
Design and Construction issues 19
31. Dredging of Navigation Channels
• Unsuitable material
• Creative disposal
Ship impact on Main Bridges
• Designed to deflect
• Seismic resistant
• Visual Impact
• Technical challenges
Technical challenges 31
32. Settlement of Embankments
• Soil improvement & testing
• Deferred rail solution
• Ballasted track
High Voltage Interconnect
• Three 220 kV circuits
• Two 400 kV circuits
Technical challenges 32
33. In Conclusion
• Rich heritage of major bridges in the GCC
• The Qatar Bahrain Causeway will enrich this
heritage
• First high-speed rail crossing
• Numerous challenges to overcome
• A landmark project for the Region
Concluding remarks 33