BUILDING BIG Image with 5 links within the image
_
Tam Basics
BUILDING BIG Home Page BUILDING BIG Site Map BUILDING BIG Labs BUILDING BIG Databank BUILDING BIG Glossary
Bridges
Domes
Skyscrapers
Dams
Tunnels
Buy the DVD 		_  
Forces that act on a Buttress dam.

Buttress Dam: Forces
Water pushes against the buttress dam, but the buttresses push back and prevent the dam from toppling over. The weight of the buttress dam also pushes down into the ground.


Back to Dam Basics

   _
_


 

Building Big Home | Site Map | Labs | Databank | Glossary
Bridges | Domes | Skyscrapers | Dams | Tunnels
Local Wonders | Who Builds Big? | Educators' Guide | Shop

This Web site was produced for PBS Online by WGBH.
Web site © 2000-2001 WGBH Educational Foundation.