Failed Bridges

1
Failed Bridges

• 5-Day Project Overview

2
Overview

• Research a bridge that has collapsed.
• Where, when, why, how, who?
• Design elements.
• Cause of failure.
• Design changes to correct weaknesses.

3
Research

• Website of Links
• Carefully review rubric
• Record info as you go
• Cite those resources!

4
Design Elements

• Stay
• Resonance
• Arch
• Beam
• Suspension
• Cable
• Compression
• Piers
• Truss

• Terms to Look For
• Load
• Traffic volume
• Tension
• Span
• Anchorage
• Girder
• Abutments
• Spandrels

5
Failure

• Internal External Factors
• Changes to Design
• DETAILED

6
Lets Go!!!!

• Review Rubric
• Choose Partner
• Choose Bridge
• Everyone team does a different bridge.
• Prepare Portfolio pieces today.