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What what was the problem with the iron bridges?
The problem with iron bridges was that the material was not as reliable as carbon steel, so it was replaced starting in the late 1800s and was completely unavailable for bridge building by the early 1900s. Bridges in the late 1700s were made of cast iron, but, by the early 1800s, cast iron gave way to wrought iron.
What are bridges normally made from?
iron and 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.=
How and why is iron important?
Iron is important because it makes steel for steel is made of 98% iron. It is also used in buildings, bridges and other objects that need to be strong.
What is made out of iron?
In fact, the golden gate bridge is made out of iron. Also, don't be surprised of iron is an ingredient in your medicine because it is good for you in some cases!
The Eiffel Tower was made using what type of construction?
Similer to what we use for the world trade center and our bridges
What can be made from iron?
Iron can be used to make a wide range of items such as tools, machinery, vehicles, buildings, bridges, and even household items like pots and pans. It is also commonly used in construction materials, pipelines, and in the production of steel.
What are steel bridges made of?
steel bridges are made out of steel OBVIOUSLY !!!
In the Iron Man movie is the suit cgi?
at the end when starh was fighting Jeff bridges the suit was made of rubber but every other scene that it was in was cgi i think im not sure but i at least know that in the fight scene with Jeff bridges it was rubber
How did steel bridge construction evolve?
bridges made of cast iron often shattered and collapsed under the tremendous weight of the steam locomotives, so bridge builders turned to wrought iron, which has greater elasticity under stress.
Why bridges are made?
bridges are made to cross the rivers by train.
Why were ancient Rome bridges made?
Ancient Roman bridges were made for the same reason we make bridges today---to cross a river or any other geographical feature more easily.Ancient Roman bridges were made for the same reason we make bridges today---to cross a river or any other geographical feature more easily.Ancient Roman bridges were made for the same reason we make bridges today---to cross a river or any other geographical feature more easily.Ancient Roman bridges were made for the same reason we make bridges today---to cross a river or any other geographical feature more easily.Ancient Roman bridges were made for the same reason we make bridges today---to cross a river or any other geographical feature more easily.Ancient Roman bridges were made for the same reason we make bridges today---to cross a river or any other geographical feature more easily.Ancient Roman bridges were made for the same reason we make bridges today---to cross a river or any other geographical feature more easily.Ancient Roman bridges were made for the same reason we make bridges today---to cross a river or any other geographical feature more easily.Ancient Roman bridges were made for the same reason we make bridges today---to cross a river or any other geographical feature more easily.
