Download
bridges n.
Skip this Video
Loading SlideShow in 5 Seconds..
BRIDGES PowerPoint Presentation

BRIDGES

124 Views Download Presentation
Download Presentation

BRIDGES

- - - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript

  1. BRIDGES By:Jay R.,Max M.Collin D.

  2. Historical facts! • The government bridge, or Arsenal Bridge. This was the first bridge ever created in America, it connected chicago and the rock island railroad during the 1850s.

  3. More facts... • The worlds first bridge was created between the years1176 and 1209.It was created in London and its one of the earliest and long lasting bridges .

  4. Continued • The most popular bridge is Ponte Vecchio,it is located in the city of Florence,it also was built in 1345.

  5. More facts about bridges • One of most special bridges of the middle ages were known as water mills they were used as a source of power.

  6. Continued... • Throughout the twenty century there was a new bridge being modified this was known as the girder bridge,it was used for rail ways

  7. Iron Brigde:AD 1779 • It was the worlds first iron bridge,it was over 100ft and located Coalbrookedale,it weighed over 378 tons.

  8. Roman Bridges Were famous for building bridges,they also constructed many of the different ways to construct bridges that we still use today.

  9. Constructer of the first bridge • The first bridge may it be surprising was created by the force of nature, later this method was picked up by the romans .

  10. Steel Bridges The first steel bridge was created across the mississippi river during the late 1800`s ,this bridge was created for the use of transporting cargo across the river.

  11. Bridge destruction • Although bridges are a very good way of transportation but they can be disasterous. For example: the collapse of the silver bridge in gallipollis Ohio,killed many people.

  12. Examples: of.. • This is an ex: of a beam bridge this due to the horizantal beams holding the foundation up.

  13. Another ex:this another example of cantilever,two arms cross in the middle

  14. arch bridge • This is an arch shaped bridge,and have abutments at both ends.

  15. Suspension bridge • These bridges are hung from cables high above

  16. Truss bridge • These bridges are made up of connected elements.

  17. Bridges today • The navajo has been in utah for 66 years is a steel bridge.

  18. Tyne bridge • This bridge opened in the year 1928 queen mary named this bridge .

  19. Khaju brigde • Was built by the shah abba during the mid-1700’s.

  20. Iron bridge of shropshire england • This bridge crosses the severn river.it was the first bridge composed of cast iron.

  21. Tower bridge • They began building the bridge in 1886,it was also built by: sr.horace jones

  22. bibliography • http://www.fotosearch.com/PHC016/sb10065278c-001/ http://www.fotosearch.com/photos-images/cantilever-bridge.html http://www.fotosearch.com/photos-images/arch-bridge.html http://www.fotosearch.com/photos-images/arch-bridge.html http://www.fotosearch.com/DSN001/105/

  23. Bibliography continued... • http://www.fotosearch.com/photos-images/truss-bridge.html • http://www.fotosearch.com/PHC016/sb10065278c-001/