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Why is iron used to construct bridges and houses?
Iron is not used to build houses, but iron is used in other things because it is strong.
What are the most common materials used in building bridges?
Mostly metal because it is strong and very stable
Why is iron used in building bridges?
Because steel is stronger than wood. But I'm not sure steel is stronger than metal, but steel is a metal and a pretty tough one.
What is a lightweight strong cheap metal or material that can be used to build cars?
Aluminum
What do you build a arch way bridge out of?
Metal and Steel ANSWER B: The majority of arch type bridges and viaducts were made from brick or stone. Concrete has also been used.
What common materials are used to build bridges?
Concrete and steel .
Which building material that is used today was invented to build large buildings and bridges in ancient Rome?
The Romans used the arch to build large buildings and bridges.
What type of designs are used to build bridges?
The designs that are used to build bridges are designs that can keep them stable , working and that won't be dangerous also designs that amaze people.
What materials have been used to build bridges?
brick,mud,wood
What materials were used to build the Alhambra palace?
METAL They used METAL
What matirial was used in early suspension bridges?
wood and hot metal
Why are bridges collapsing?
bridges are colapsing because they are old and the material that the people used is old or the people that built it did not build it right
