Part one of term paper
REASEARCH PAPER have been around sense the beginning of time. The Ancient Roman engineers used two significant innovations, the cofferdam and cement. The cofferdam is when the put wooden spikes in to the bottom of the river then used watertight clay over the spikes to make a bridge. Now today there are more efficient ways to make a bridge th ...

Part two of term paper
... design were large cables are suspended between towers and smaller cables are used to hang the bridge deck from the larger cables. They now have a newer method it is where the cables run directly down from the towers to the roadway. Construction of cable-stayed has proven to be less costly then suspension . As a result, Cable-stayed are more widely used. The Akashi-Kaikyo Bridge, connecting Kobe on the mainland with Awaji on Awaji Island, will be a huge three-span cable-stayed bridge some 391 ...