BridgesExplores the methods and materials used in building bridges, as well as the environmental impact of bridge building. Includes some projects. |
Common terms and phrases
abutments anchorages aqueduct arch bridge Australia's Sydney Harbor Bailey bridges beam bridge bending BENEFITS OF BRIDGES big ships BRIDGE IS BUILT bridges are designed bridges were built build a bridge cantilever bridge Carbon fibers card stock carries four railroads cement century Clapper bridges collapsed compression concrete dried concrete tubes sunk cycle lane deck Diagram to show eight road lanes enrich the scenery extremely strong falsework finished in 1878 flat strip Golden Gate Bridge high girders Honshu and Shikoku hour by ferry Humber Bridge hydraulic machinery iron kind of bridge MOVING BRIDGES Narrows Bridge paper or card pulling pushes Reinforced concrete road bridges road or railroad Romans rope bridge rust shape show the forces side spectacular steel wires stone strip of stiff structure suspension bridge Sydney Harbor Bridge TECHNOLOGY OF BRIDGES tension tons Tower Bridge transporter bridge traveled TYPES OF BRIDGES viaducts walkway wide rivers wind