DHAKA-ASHULIA ELEVATED
EXPRESSWAY
PRESENTED TO :
COURSE INSTRUCTOR-Dr. Md. FoisalHaque
Associate Professor, IUBAT
2
Group Members
Name Student ID
Md. Fahim Shahriar Shimanta21306107
Md. Faysal Ahamed Dewan
Refati
21306109
Farjana Akter 21306110
Nour Alam 22106005
Ahmed Jubayer Refat 22106006
Atol Nag 22106007
Md. Minhajul Islam Mahin22106008
Table of content
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•1.Introduction and Innovative Safety Analysis Framework.
•2.Overview of Post-Tensioned Tendon Girders and Cost Analysis.
•3.Identified Safety Challenges.
•4.Evidence-Based Solutions.
•5. Case Studies and Lessons Learned.
•6.Conclusion and Recommendations.
PROJECT OBJECTIVES
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•Enhance connectivity between Dhaka and Ashulia
•Reduce travel time and traffic congestion
•Stimulate economic growth
PROJECT OVERVIEW
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CONSTRUCTION MATERIALS AND METHODS
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Materials
1.High-strength
concrete
2.Reinforcing
steel
3.Bitumen
4. Post-tensioning
tendons
5. Geotextiles
Methods
•Pile foundation
•Segmental
construction
•Precast concrete
elements
IMPACT ON LOCAL
COMMUNITY
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•Reduced travel time by 40%.
•Improved connectivity for
Ashulia and Dhaka residents.
•Enhanced economic activity
through better logistics.
SAFETY CHALLENGES
•Height-related risks
like falls of objects
•Heavy machinery operation:
Risks associated with cranes,
excavators, etc.
•Traffic management:
Maintaining traffic flow during
construction
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10
SAFETY MEASURES
•Worker injuries due to fall hazards
•Material failures
11
POST TENSIONED
TENDONS
Function
Materials
•High-tensile steel strands
INNOVATIVE TECHNOLOGIES
•3D Modeling & BIM: Design, planning, and project management
•Precast Concrete Technology: Improved quality control, faster construction
•Advanced Construction Equipment: Self-erecting scaffolding, tunnel boring
machines
ENVIRONMENTAL IMPACT
• Air pollution
•Noise Pollution
•Waste disposal
COST BREAKDOWN
CONSTRUCTION TIMELINE
QUALITY
ASSURANCE
• Routine inspections to ensure compliance with
standards.
•Testing of materials before use
•Certification of completed girder segments.
KEY RISKS AND MITIGATION
CONSTRUCTION ETHICS
CASE STUDIES
•Bang Na Expressway, Thailand
•Mumbai Metro Elevated Corridor,
India (On advanced post-tensioning
techniques)
•Golden Gate Bridge, USA
(On the importance of quality control)
LESSONS LEARNED
RECOMMENDATIONS
•Safety challenges can be mitigated with proper strategies
CONCLUSION
•The Dhaka- Ashulia Elevated Expressway demonstrates
innovative engineering.
•Commitment to quality ensures long-term project
success.