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truss bridges are one of the most spaceships in the undergrounds flying
Truss Bridges=Trusses have been used extensively in bridges since the early 19th Century. Early truss bridges were made of wood.==in additon the classic American covered bridges are all trusses, though the wooden truss members are covered by walls and a roof, for protection from the elements. Later truss bridges were made of cast iron and wrought iron. Most modern trusses are made of structural steel.=
Suspension bridges are built to make use of tension, whereas most other types of bridges make use of compression to bear their load. Suspension bridges are usually designed with the deck suspended below a series of towers by cables. Other types of bridges are generally either designed with the deck being supported from below by pillars, or made up of an arch.
In simple terms, cable stayed use less cables then a suspension bridge. They are a combination of both beam and suspension. Suspension bridges hold the "deck" (where vehicles cross), via the cables, hence the term "suspension"; whereas, a cable stayed has the deck connected via the cables to anchorage points.
A truss bridges are designed using materials that are connected in a manner to be stressed under tension and/or compression. I truss system can be designed to be as long as necessary. Columns are also used in truss desins to reduce deflections.
i dont know but its strong
1. Suspension bridge2. Cable stayed bridge3. Arch bridge4. Stone masonry bridge5. skew slab bridge6. Void slab bridge7. Continous bridge8. Rigid frames9. Truss bridge10. Pre-stressed Bridge
Truss bridges are made up of triangles which are quite stable since all loads are carried mostly in tension/compression and not bending. Long members may not be stablebecause of buckling in compression, butt most truss designs will account for that.
There is no average length. They are built to suit local conditions.
1. Suspension bridge2. Cable stayed bridge3. Arch bridge4. Stone masonry bridge5. skew slab bridge6. Void slab bridge7. Continous bridge8. Rigid frames9. Truss bridge10. Pre-stressed Bridge
A truss bridge is a bridge whose supporting structure consists of a network or beams in a series of triangular sections. http://encarta.msn.com/encnet/features/dictionary/DictionaryResults.aspx?refid=1861722258
Several do. Please list a location so we can tell you a bridge.