INVESTIGATION

 

ARCH

Arch bridges are thick at the ends and thin in the middle for support purposes for the longer road bridges. They hold up the road with wires.

 

Hell_Gate_Bridge_by_Dave_Frieder.jpg

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SUSPENSION

A suspension bridge is a type of bridge in which the deck (the load-bearing portion) is hung below suspension cables on vertical suspenders.

SUSPENSION.jpg

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TRUSS

A truss bridge composed of connected elements (typically straight) which may be stressed from tension, compression, or sometimes both in response to dynamic loads

 

 truss.jpg