1. Disasters & Failures Dr Lisa Ball

2. BEAM TRUSS CANTILEVER ARCH CABLE STAYED SUSPENSION

3. To span a medium distance (500 to 2500 feet), a cable-stayed bridge takes less cable than a suspension bridge To span a long distance (2500 to 7000 feet) a suspension bridge is more efficient. At some point, the towers for a cable-stayed bridge become too tall and have to carry too much weight, making them impractical.

4. Bridge BuildingNOVA Online | Super Bridge | Build a Bridgewww.jhu.edu/virtlab/bridge/truss.htmBridge Basics - A Spotter's Guide to Bridge DesignThe BridgeSite - Fun and Learning Bridge BuildingNOVA Online | Super Bridge | Build a Bridgewww.jhu.edu/virtlab/bridge/truss.htmBridge Basics - A Spotter's Guide to Bridge DesignThe BridgeSite - Fun and Learning Getting to web sites from powerpoint In slide show, Click