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Wallace Avenue Footbridge

Wallace Avenue Footbridge. By: Jae Kim, Stephen Lau, Aaron Curtis. Tobuilt.ca. Contents. Recap Maintenance Design Improvements and its impacts. City of Toronto Archives, Series 376[189?]. Previously on Studio 5. •Material conditions: • Steel: rust • Concrete: cracking and rust

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Wallace Avenue Footbridge

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  1. Wallace Avenue Footbridge By: Jae Kim, Stephen Lau, Aaron Curtis Tobuilt.ca

  2. Contents • Recap • Maintenance • Design Improvements and its impacts City of Toronto Archives, Series 376[189?]

  3. Previously on Studio 5 •Material conditions: •Steel: rust •Concrete: cracking and rust •Wood: sturdy, but not ideal •Design decisions: •Steps: Steel frame filled with concrete. •Deck: greater than CTADG standard (over 2 meters) •Goal: to evaluate these materials and design decisions and to suggest improvements.

  4. Maintenance Needed • Cracking on concrete abutment • Inspect the steel staircase frame • Install 2nd bike ramp? • Water collection on abutments • Replace baluster

  5. 1st improvement: Metallic Deck • Replace the wooden deck with metal • Wood needs replacement often • Metal lasts 3 times longer • Weight is same • Production cost is slightly higher • Improves maintainability City of Toronto Archives, Series 372, 1916

  6. 2nd Improvement: Rails • Add the extra handrail in the middle. • Stairs are especially slippery (due to metal frame) • Bridge is wider than 2000 mm. • Improves the heavy traffic. • Safer (less falling down the stairs) • Improves user experience I told you about the stairs bro. Technical Booklet H2006

  7. Redesigning the Entire Bridge? • Limited by railway and nearby road • No space for wheelchair ramp • Bridge is at least 100 years old • Outdated

  8. Acknowledgments • Professor Irish • OSIM • Accessibility Guidelines • City of Toronto

  9. Thanks for watching! Any questions?

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