Visit Your Local PBS Station PBS Home PBS Home Programs A-Z TV Schedules Watch Video Support PBS Shop PBS Search PBS
BUILDING BIG Image with 5 links within the image
The Bridge Challenge
BUILDING BIG Home Page BUILDING BIG Site Map BUILDING BIG Labs BUILDING BIG Databank BUILDING BIG Glossary
Bridges
Domes
Skyscrapers
Dams
Tunnels
_  

Wrong

Location 1: Arch Bridge



Arch bridges typically span distances between 200 and 800 feet. You need to span 2,000 feet! Besides, the muddy riverbanks probably couldn't support an arch bridge well. There's a better location in Craggy Rock for an arch bridge.

 Try a different solution
Try a different solution

  _
_