An arch is a shape in which when load is applied on the top,
all members within the arch are compressed. Some of the
most abundant materials ie. stone or concrete is very well
suited for application of compressive forces on them. As its
shape arch is one of the structural shapes that requires the
least amount of construction material to be built in order to
carry the loads it is meant to.
with glue
yeah because is ugly
Same as for any bridge, to build roads across water or canyons.
Metal and Steel ANSWER B: The majority of arch type bridges and viaducts were made from brick or stone. Concrete has also been used.
coigne
An arch form would be created under the bridge, supporting the central section.
building an arch bridge takes time.. depending on weather or climate. most bridges are completed between 10 to 15 years.
is the ponte vecchio bridge is an arch bridge
You have to support the structure (the actual arch) using a wooden form up to the point where you insert the keystone, after which the arch will be self supporting.
The brooklyn bridge is not a arch bridge
if you build an arch bridge it can hold more weight then anyother type of toothpick bridge and can hold about 20lbs (if made well) another good type of bridge is the truss bridge it is just as strong as the arch bridge but it has diffrent structures.
Disadvantage: An arch bridge requires a very stable foundation. The bridge diverts the tension exerted on it onto the foundations on either side of the bridge. Advantage: It is an economical mom to traverse small distances and is able to cope with bending forces.