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The societies that lived in South America, Africa and Asia thousands of years ago strung twisted vines attached to trees to cross over rivers. They added branches to create a flat surface to walk upon.
Read more: The History of the Suspension Bridge | eHow.com http://www.ehow.com/facts_5184027_history-suspension-bridge.html#ixzz2M6mZF43C
Wiki User
∙ 11y ago
Wiki User
∙ 13y agoThe Incas would tie rafts across a stream together so that the rafts would not get carried away by the fast current. Then they used vines and rope woven together to make the ropes, then they strung them together across the gorge. They did this all while standing on the rafts. Hope this helps :)
Wiki User
∙ 12y agoThe Inca's used vines, grasses (which were braided together) and boulders for the bridge to be put in place.
Max
Wood, mostly...
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What matirial was used in early suspension bridges?
wood and hot metal
What is used to stabilize suspension bridges?
Cables .
Why are suspension bridges used for long spans?
The longest bridges in the world are viaducts or trestle bridges. It is easier to design a high, elevated roadway by directly supporting it with many towers or piers (as in a viaduct or trestle bridges). It is more difficult to design an elevated roadway with a large unobstructed span (as in a suspension bridge or arch bridge). However, the bridges with the longest unobstructed spans in the world are invariably suspension bridges, because ...
Where are suspension bridges most commonly used?
i dont know but its strong
What are bridge towers?
Bridge towers are used in suspension bridges or cable stayed bridges. cables, what hold roadway, are fixed there.
Steel is used for cables in suspension bridges because of its capacity for?
tension :D
. Steel is used for cables in suspension bridges because of its capacity for?
tension :D
What type of architecture is used to construct many bridges?
steel cable suspension
What materials are used in modern bridges?
Steel is the most common, especially for suspension bridges. Concrete is used for lower bridges (and where little shifting will occur) because it is more resistant to the elements.
What is the strongest material used for building bridges?
Steel
What is the suspension bridge made out of?
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.=
Who invented the steel wire cable that is used to build modern suspension bridges?
John Roebling
